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Riccia riccia liverworts Stock Photos and Images
RFP83YE7–Microscopic view of Crystalwort (Riccia fluitans) thalli detail. Polarized light, crossed polarizers.
RM2AJEJ9Y–Elementary botany . Fig. 30.Thallus of Riccia lutescens. 47. Marchantia.—One of the larger and coarser liverworts isfigured at 31. This is a very common liverwort, growing invery damp and muddy places and also along the margins ofstreams, on the mud or upon the surfaces of rocks which are 24 PHYSIOLOGY. bathed with the water. This is known as Marchantia poly-morpha. If we examine the under surface of the marchantiawe see numerous hair-like processes which attach the plant tothe soil. Under the microscope we see that some of these aresimilar to the root hairs of the seedlings which we have been
RM2AJEJHF–Elementary botany . m within the ground ordecaying wood absorbs the water necessary for the fruiting portion; whilein the case of the parasitic fungi the mycelium lies in the water or liquidwithin the host. 46. Absorption by liverworts.—In many of the plants termed liverwortsthe vegetative part of the plant is a thin, flattened, more or less elongatedgreen body know as a thallus. Riccia.—One of these, belonging to the genus riccia, is shown in fig. 30.Its shape is somewhat like thatof a minute ribbon which isforked at intervals in a dichot-omous manner, the character-istic kind of branching fo
RM2CEXKFR–. The vegetable kingdom : or, The structure, classification, and uses of plants, illustrated upon the natural system. w hich, in the latter orders,the spores are dispersed ; and to Split-mosses and Urn mosses,because they want the complicated apparatus which is added tothe spore-cases of those orders, under the form of either an oper-culum, or peristome. According to Endlicher, the Crystahvortspass through Corsmia into the tribe of Liverworts, and l)y Sphsero-carpus into that of Scalemosses. There is a detailed account, byUuger, of the anatomy of Riccia glauca, in the Lmnoeo, vol. xiii. p. 1.
RMRE0P39–. Elementary botany. Botany. FOLIOSE LIVERWORTS. 157 to the gametophyte, and thus is dependent on it for sustenance. This is true of all the plants of this group. The sporophyte never becomes capable of an independent existence, and yet we see that it is becoming larger and more highly differentiated than in the simple riccia. opening capsule showing escape of spores and elaters.. Fig. 194. Capsule parted down to the stalk.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustratio
RM2B1EBKD–Purple-fringed Riccia (Ricciocarpos natans, Ricciocarpus natans), on water, Netherlands, Northern Netherlands
RMRDWG0E–. Elementary botany. Botany. FOLIOSE LIVERWORTS. t$7 to the gametophyte, and thus is dependent on it for sustenance. This is true of all the plants of this group. The sporophyte never becomes capable of an independent existence, and yet we see that it is becoming larger and more highly differentiated than in the simple riccia. Fig. 193. Opening capsule showing escape of spores and elaters.. Fig. 194. Capsule parted down to the stalk.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these i
RM2B1EAG8–Purple-fringed Riccia (Ricciocarpos natans, Ricciocarpus natans), on water, Netherlands, Northern Netherlands, Loosdrecht
RMRD2FAY–. Elementary botany. Botany. FOLIOSE LIVERWORTS. '5; to the gametophyte, and thus is dependent on it for sustenance. This is true of all the plants of this group. The sporophyte never becomes capable of an independent existence, and yet we see that it is becoming larger and more highly differentiated than in the simple riccia.. Fig. 193. Opening capsule showing escape of spores and elaters.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the
RMRD2HDB–. Elementary botany. Botany. LIVERWORTS: MARCHANTIA. '53 attachment at the base of the archegonium. Soon, as shown in fig. 185 at the right, the outer portion of the sporogonium begins to differentiate into the cells which form the elaters and those which form spores. These lie in radiating lines side by side, and form what is termed thearchesporium. Each fertile cell forms lour spores just as in riccia. They are thus called tin mother cells of the spores, or spore mother cells. 326. How marchantia multiplies. New plants of marchantia are formed by the germination of the spores, and growth of
RMRE0P4A–. Elementary botany. Botany. LIVERWORTS: MARCHANTIA. 153 attachment at the base of tlie archegonium. Soon, as shown in fig. 185 at the right, the outer portion of the sporogonium begins to differentiate into the cells which form the eUiters and those which form spores. These lie in radiating lines side by side, and form what is termed the archesforiuin. Each fertile cell forms four spores just as in riccia. They are thus called the mother cells of the spores, or spore mother cells. 326. How marchantia multiplies.—New plants of marchantia are formed by the germination of the spores, and growth
![. Practical botany. Botany. MOSSES AND LIVERWORTS (BRYOPHYTES) 271 The asexual phase or sporophyte of Marchantia is not conspic- uous, though when mature it sometimes may be seen without magnification. It is evidently a little more complex than the corresponding stage in Riccia. This asexual generation has a foot and capsule, while in Riccia it consisted of a capsule only. But the moss sporophyte is much more complex than either, since it is much larger, has a foot, seta, and very complex capsule, '"vis/ >- ' and bears chlorophyll by means of which it may do photosynthesis. â fE(^,i Stock Photo](https://c8.alamy.com/comp/RE3ATC/practical-botany-botany-mosses-and-liverworts-bryophytes-271-the-asexual-phase-or-sporophyte-of-marchantia-is-not-conspic-uous-though-when-mature-it-sometimes-may-be-seen-without-magnification-it-is-evidently-a-little-more-complex-than-the-corresponding-stage-in-riccia-this-asexual-generation-has-a-foot-and-capsule-while-in-riccia-it-consisted-of-a-capsule-only-but-the-moss-sporophyte-is-much-more-complex-than-either-since-it-is-much-larger-has-a-foot-seta-and-very-complex-capsule-quotvis-gt-and-bears-chlorophyll-by-means-of-which-it-may-do-photosynthesis-fei-RE3ATC.jpg ". Practical botany. Botany. MOSSES AND LIVERWORTS (BRYOPHYTES) 271 The asexual phase or sporophyte of Marchantia is not conspic- uous, though when mature it sometimes may be seen without magnification. It is evidently a little more complex than the corresponding stage in Riccia. This asexual generation has a foot and capsule, while in Riccia it consisted of a capsule only. But the moss sporophyte is much more complex than either, since it is much larger, has a foot, seta, and very complex capsule, '"vis/ >- ' and bears chlorophyll by means of which it may do photosynthesis. â fE(^,i Stock Photo")
RMRE3ATC–. Practical botany. Botany. MOSSES AND LIVERWORTS (BRYOPHYTES) 271 The asexual phase or sporophyte of Marchantia is not conspic- uous, though when mature it sometimes may be seen without magnification. It is evidently a little more complex than the corresponding stage in Riccia. This asexual generation has a foot and capsule, while in Riccia it consisted of a capsule only. But the moss sporophyte is much more complex than either, since it is much larger, has a foot, seta, and very complex capsule, '"vis/ >- ' and bears chlorophyll by means of which it may do photosynthesis. â fE(^,i
RMRDWG27–. Elementary botany. Botany. LIVERWORTS: MARCHANTIA. 153 attachment at the base of the archegonium. Soon, as shown in fig. 185 at the right, the outer portion of the sporogonium begins to differentiate into the cells which form the elaters and those which form spores. These lie in radiating lines side by side, and form what is termed the archesporium. Each fertile cell forms four spores just as in riccia. They are thus called the mother cells of the spores, or spore mother cells. 326. How marohantia multiplies.—New plants of marchantia are formed by the germination of the spores, and growth of
RMRDYDNY–. Plant life and plant uses; an elementary textbook, a foundation for the study of agriculture, domestic science or college botany. Botany. Fig. ig3. — Riccia, a simple liverwort. the ancestors from which they sprang. Such forms began the conquest of the land by plants and such forms are found to-day among the Hverworts. Such forms are said to be amphibious, which means that they are capable of living both in the water and on the land. The body of the simplest liverworts is a sort of plate of cells having certain out- growths beneath. (See Figure 193.) The commonest liver- worts, however, such
RMRDYDP3–. Plant life and plant uses; an elementary textbook, a foundation for the study of agriculture, domestic science or college botany. Botany. 396 THE NON-VASCULAR PLANTS ^To^i^. -3^. Fig. ig3. — Riccia, a simple liverwort. the ancestors from which they sprang. Such forms began the conquest of the land by plants and such forms are found to-day among the Hverworts. Such forms are said to be amphibious, which means that they are capable of living both in the water and on the land. The body of the simplest liverworts is a sort of plate of cells having certain out- growths beneath. (See Figure 193.)
![. Biological lectures delivered at the Marine Biological Laboratory of Wood's Holl [sic]. Biology. THE EVOLUTION OF THE SPOROPHYTE. 7 to exist at present. The simplest known type of sporophyte is that of Riccia (Fig. 3, a), already referred to. Here, although a thin peripheral layer of cells is sterile, much the greater part of the sporophyte is composed of sporogenous tissue, all of whose cells produce spores. There are still existing a number of low liverworts which very clearly show the mode of progression from the simple capsule filled with spores, found in Riccia, to the more highly organ Stock Photo](https://c8.alamy.com/comp/RHM5M0/biological-lectures-delivered-at-the-marine-biological-laboratory-of-woods-holl-sic-biology-the-evolution-of-the-sporophyte-7-to-exist-at-present-the-simplest-known-type-of-sporophyte-is-that-of-riccia-fig-3-a-already-referred-to-here-although-a-thin-peripheral-layer-of-cells-is-sterile-much-the-greater-part-of-the-sporophyte-is-composed-of-sporogenous-tissue-all-of-whose-cells-produce-spores-there-are-still-existing-a-number-of-low-liverworts-which-very-clearly-show-the-mode-of-progression-from-the-simple-capsule-filled-with-spores-found-in-riccia-to-the-more-highly-organ-RHM5M0.jpg ". Biological lectures delivered at the Marine Biological Laboratory of Wood's Holl [sic]. Biology. THE EVOLUTION OF THE SPOROPHYTE. 7 to exist at present. The simplest known type of sporophyte is that of Riccia (Fig. 3, a), already referred to. Here, although a thin peripheral layer of cells is sterile, much the greater part of the sporophyte is composed of sporogenous tissue, all of whose cells produce spores. There are still existing a number of low liverworts which very clearly show the mode of progression from the simple capsule filled with spores, found in Riccia, to the more highly organ Stock Photo")
RMRHM5M0–. Biological lectures delivered at the Marine Biological Laboratory of Wood's Holl [sic]. Biology. THE EVOLUTION OF THE SPOROPHYTE. 7 to exist at present. The simplest known type of sporophyte is that of Riccia (Fig. 3, a), already referred to. Here, although a thin peripheral layer of cells is sterile, much the greater part of the sporophyte is composed of sporogenous tissue, all of whose cells produce spores. There are still existing a number of low liverworts which very clearly show the mode of progression from the simple capsule filled with spores, found in Riccia, to the more highly organ
RMRE2MPX–. Elementary botany. Botany. FOLIOSE LIVERWORTS. 239 to the gametophyte, and thus is dependent on it for sustenance. 'I'his is true of all the plants of this group. I'he sporopbyte never becomes capable of an independent existence, and yet we see that it is becoming larger and more highly differentiated than in the simple riccia. Fig. 274- Fig. 27s. Opening capsule showing escape ol spores and elaters.. Fig. 276. Capsule parted down to the stalk.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearan
![. Biological lectures delivered at the Marine Biological Laboratory of Wood's Holl [sic]. Biology. BIOLOGICAL LECTURES.. lower liverworts, which represent the simplest types of existing land plants, probably originated in some such way. There are still existing certain amphibious liverworts, species of Riccia, which live for the most part as floating aquatics, but sometimes settle down in the mud left by the subsiding water, or even creep up the muddy banks and establish themselves as land plants. This seems to be most commonly done before the devel- opment of the reproductive organs. It is ve Stock Photo](https://c8.alamy.com/comp/RHG7FB/biological-lectures-delivered-at-the-marine-biological-laboratory-of-woods-holl-sic-biology-biological-lectures-lower-liverworts-which-represent-the-simplest-types-of-existing-land-plants-probably-originated-in-some-such-way-there-are-still-existing-certain-amphibious-liverworts-species-of-riccia-which-live-for-the-most-part-as-floating-aquatics-but-sometimes-settle-down-in-the-mud-left-by-the-subsiding-water-or-even-creep-up-the-muddy-banks-and-establish-themselves-as-land-plants-this-seems-to-be-most-commonly-done-before-the-devel-opment-of-the-reproductive-organs-it-is-ve-RHG7FB.jpg ". Biological lectures delivered at the Marine Biological Laboratory of Wood's Holl [sic]. Biology. BIOLOGICAL LECTURES.. lower liverworts, which represent the simplest types of existing land plants, probably originated in some such way. There are still existing certain amphibious liverworts, species of Riccia, which live for the most part as floating aquatics, but sometimes settle down in the mud left by the subsiding water, or even creep up the muddy banks and establish themselves as land plants. This seems to be most commonly done before the devel- opment of the reproductive organs. It is ve Stock Photo")
RMRHG7FB–. Biological lectures delivered at the Marine Biological Laboratory of Wood's Holl [sic]. Biology. BIOLOGICAL LECTURES.. lower liverworts, which represent the simplest types of existing land plants, probably originated in some such way. There are still existing certain amphibious liverworts, species of Riccia, which live for the most part as floating aquatics, but sometimes settle down in the mud left by the subsiding water, or even creep up the muddy banks and establish themselves as land plants. This seems to be most commonly done before the devel- opment of the reproductive organs. It is ve
![. The Bryologist. Mosses; Liverworts; Lichens; Botany; Bryology. THE BRYOLOGIST Vol. XX May, 1917 No. 3 NOTES ON NORTH AMERICAN SPECIES OF RICCIA* Marshall A. Howe (with plate iii) RicciA Beyrichiana Hampe and Riccia Lescuriana Austin Riccia Beyrichiana I have discussed briefly on two former occasions,^ but will here review some of the main points in its history, even at the risk of re- peating some of the things that have elsewhere been said about it. The species was originally described in Lehmann's " Pugillus Septimus", published in Ham- burg in 1838. The name was attributed to &q Stock Photo](https://c8.alamy.com/comp/RH1FWR/the-bryologist-mosses-liverworts-lichens-botany-bryology-the-bryologist-vol-xx-may-1917-no-3-notes-on-north-american-species-of-riccia-marshall-a-howe-with-plate-iii-riccia-beyrichiana-hampe-and-riccia-lescuriana-austin-riccia-beyrichiana-i-have-discussed-briefly-on-two-former-occasions-but-will-here-review-some-of-the-main-points-in-its-history-even-at-the-risk-of-re-peating-some-of-the-things-that-have-elsewhere-been-said-about-it-the-species-was-originally-described-in-lehmanns-quot-pugillus-septimusquot-published-in-ham-burg-in-1838-the-name-was-attributed-to-q-RH1FWR.jpg ". The Bryologist. Mosses; Liverworts; Lichens; Botany; Bryology. THE BRYOLOGIST Vol. XX May, 1917 No. 3 NOTES ON NORTH AMERICAN SPECIES OF RICCIA* Marshall A. Howe (with plate iii) RicciA Beyrichiana Hampe and Riccia Lescuriana Austin Riccia Beyrichiana I have discussed briefly on two former occasions,^ but will here review some of the main points in its history, even at the risk of re- peating some of the things that have elsewhere been said about it. The species was originally described in Lehmann's " Pugillus Septimus", published in Ham- burg in 1838. The name was attributed to &q Stock Photo")
RMRH1FWR–. The Bryologist. Mosses; Liverworts; Lichens; Botany; Bryology. THE BRYOLOGIST Vol. XX May, 1917 No. 3 NOTES ON NORTH AMERICAN SPECIES OF RICCIA* Marshall A. Howe (with plate iii) RicciA Beyrichiana Hampe and Riccia Lescuriana Austin Riccia Beyrichiana I have discussed briefly on two former occasions,^ but will here review some of the main points in its history, even at the risk of re- peating some of the things that have elsewhere been said about it. The species was originally described in Lehmann's " Pugillus Septimus", published in Ham- burg in 1838. The name was attributed to &q
RMRE0P60–. Elementary botany. Botany. LIVERWORTS: RICCIA. 143 All the inner cells, which are richer in protoplasm, divide into four cells each. Each of these cells becomes a spore with a thick wall, and is shaped like a triangular pyramid whose sides are of the same extent as the base (tetrahedral). These cells formed in. a-T. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Atkinson, George Francis, 1854-1918. New York, H. Holt
RMRE2FW9–. Fundamentals of botany. Botany. 222 STRUCTURE AND LIFE HISTORIES OTHER FORMS 203.'Riccia.—About 4,000 species of liverworts have been described, and it is, of course, possible here to refer to only a very few of the forms, chosen because they illustrate some special idea or step in the evolutionary development of plants. In addition to the forms already mentioned, attention should be called to the genus Riccia,. Fig. 168.—A liverwort (i?ic;(;Jo/»'Jc/toc(i>-^o), X about 35. Cross-section of the thallus, showing young sporogonium in the enlarged venter of the archegonium. (After M. A. Howe.
RMRH92XK–. Botany for high schools. Botany. LIVERWORTS the egg case (fig. 287), the capsule opens and the spores are scattered. The spores germinate under favorable conditions and produce the thallus of the marchantia, thus completing the life cycle. 477. Riccia.—Riccia is another of the thallose liverworts. The plants are thin and leaf-like, some being nearly circular, others semicircular, others narrowly strap-shaped. They branch in a forked manner so that the circular forms are split or indented inward from the edge, while some of the strap-shaped forms produce rosettes. They grow on wet ground or f
RMRDY6RJ–. Botany of the living plant. Botany. MUSCI AND HEPATICAE 365 Hepaticae or Liverworts. The Life-Cycle of Liverworts is on the same plan as that of the Mosses, the gametophyte being the predominant generation. In the simpler types it is thalloid, and may be forked. Pellia, which is common on moist clay banks, is constructed like a large Fern pro- thallus, but more fleshy. Most Liverworts, however, bear appendages. Thus the thalloid Riccia has scales upon the ventral (lower) surface of its fleshy thallus. Its upper surface is deeply penetrated by narrow air-canals, each bounded by four rows of c
RMRE3AW9–. Practical botany. Botany. 266 PEACTICAL BOTANY. LTVERAVORTS 248. Riccia. Among the bryophytes the liverworts are sun- pier than the mosses, and some of the liverworts are extremely simple. Upon moist soil at the margins of ponds and streams and sometimes free-floating in quiet water, the small, green, disk-like Riccia or Bicciocarpus plants may be seen (Fig. 222). Upon careful observation, root-lil^e projections (rhizoids) may be observed upon the lower surface. The plant is two-lobed, with a depression or notch between the lobes. This body is frequently spoken of as a thallus, though it is
RMRH4TAY–. Botany of the living plant. Botany. MUSCI AND HEPATIfAK 363 Hepaticae or Liverworts. The Life-Cycle of Liverworts is on tlie same plan as that of tlic Mosses, the gametophyte being the predominant generation. In the simpler types it is thalloid, and may be forked, rellia, wliicli is common on moist clay banks, is constructed like a large Fern pro- thallus, but more fleshy. Most Liverworts, however, bear appendages. Thus the thalloid Riccia has scales upon the ventral (lower) surface of its fleshy thallus. Its upper surface is deeply penetrated by narrow air-canals, each bounded by four rows
RMRDX3YH–. Lectures on the evolution of plants. Botany; Plants. MOSSES AND LIVERWORTS 109 the sporophyte in Riccia is very simple, recalling that of Coleochaete (Fig. 10, C) among the algse, and there is no difficulty in understanding how a sporophyte of the type of that in Riccia may have originated from that of Coleochsete.. Fig. 28 (Development of the sporophyte in HepaticEe).—A, young em- bryo-sporophyte ol Targionia ; i, ii, the first division walls in the fertil- ized egg; B, longitudinal section of the young sporophyte ol Riccia, iu- cluded within the archegonium, ar; all of the cells, except a
RMRE0TC9–. Plants and their uses; an introduction to botany. Botany; Botany, Economic. THE LIVERWORTS OR HEPATK'S 513 of offspring less important- for the welfare of the species than rapid and prolific multiplication. 189. The liverworts or hepatics (Class Hepaticse) take their name from a fancied resemblance of the broad-lobed thallus of certain lower forms to the lobed liver of an animal.. Fig. 338.—Crystalworts {Riccia spp., Crystalwort Family, Ricciacece). A-C, R. Bischoffii; A, B, clumps of the plant growing on mud, (3) a, male plant; b, female plant. C, male plant, enlarged, showing the male game
RMRH7YY3–. Botany of the living plant. Botany; Plants. Fig. 370. A — archegonium of Riccia trichocarpa, showing ventral canal-cell (v) and ovum. ( x 525-) B=ripe archegonium of Riccia glauca. ( x 260.) (After Campbell.) their origin may have been distinct. In the thalloid Liverworts they are always borne on the morphologically upper surface ; but by various means they are carefully protected, being sometimes sunk deeply in the thallus (Fig. 370). In the Jungermanniae they are covered in by envelopes, the number and variety of which give useful features in classification. A particular interest attaches
RMRDW9JD–. Botany for high schools and colleges. Botany. UEPATICM 349 here surrounded by a periantli, a loose bag-like slieath, which grows up from below the base of the young sporogonium, at length completely enclosing it (F//. and F///.,I'ig. 2^b,pp). 455.—'The archegonia of the Liverworts occur singly, as in Riccia, Antlioceros, etc., or grouped together, as in Mar- chantia, Jungermannia, and their allies. In Marcliantia they grow in several clusters of four to six upon the under surface of the spreading top (the fertile receptacle) of a special branch of the thallus (Fig. 337). In many cases the. P
RMRE0TBH–. Plants and their uses; an introduction to botany. Botany; Botany, Economic. 518 LIFE-HISTORIES. Fig. 341, I.—Umbrella-liverwort. Female plant (i), bearing archegonia- earriers (archegoiiiophores). (Atkinson.) tophyte develops from a spore in much the same waj^ as happens with the other liverworts described. P^ven more than in Riccia it is like the thallus of ColeooliKte, notably in possessing but a single chromatophorc in each cell, and in having no trace of pseudo-lea-'es (Fig. 343). The gametangia are completely emljedded in the thallus (Fig. 344). Tlie embryo (E) develops a somewhat expa
RMRE2G13–. Fundamentals of botany. Botany. CHAPTER XVI LIFE HISTORY OF A LIVERWORT 192. Habitat.—The group of plants ranking next below the mosses in the scale of life is the liverworts (Hepaticae). They are widely distributed over the earth's surface; being found in a wide climatic range, but usually in moist situations. Some forms {e.g., Riccia natans) may grow floating on the surface of water, others {e.g., Ricciafluitans). Fig. 152.—Anthoceros fusiformis. Portion of lamellate, cristate thaUus, which easily retains water. (After M. A. Howe.) submerged; but, as in mosses, no salt-water forms have bee
RMRH1FX6–. The Bryologist. Mosses; Liverworts; Lichens; Botany; Bryology. BRYOLOGIST VOL. XX, PLATE III. Explanation of Plate III 1. Riccia vinlacea M. A. Howe. Photograph, natural size, of specimens collected on Cayo Muertos, Porto Rico, March 9-12, 1915, by Britton, Cowell and Brown {no. 3089). The speci- mens, still living, though dried for about ten weeks, were soaked out and photographed on May 20, 191S. 2. Riccia McAUisteri M. A. Howe. Photograph, natural size, taken in October, 1914. of type specimens grown at The New York Botanical Garden; original from Granite Mt. (about 70 miles northwest of
RMRH1FXG–. The Bryologist. Mosses; Liverworts; Lichens; Botany; Bryology. VOLUME XX NUMBER 3 MAY, 1917 1BRY0L0GI8T JOURNAL OF THE SULLIVANT MOSS SOCIETY Conducted and Published for the Society by O. E. JENNINGS, Ph.D., Editor-in-Chief GEORGE N. BEST, M.D. ALEXANDER W. EVANS, Ph.D Associate Editors ABEL JOEL GROUT. Ph.D. JOHN M. HOLZ1NG£Rt' LINCOLN W,^R^^Efi,Mia. ' W^Jl^^ Advisory Board Officers of the Societj^ Jv^ ^ U N and the CONTENTS. Notes on North American Species of Riccia Marshall A. Iloive Moss Notes, I A. J. Grout j/ Ellsworth Jerome Hill Albert E. Hill List of Writings on Bryophytes by Rev. E
![. The elements of botany for beginners and for schools. Botany. SECTION 17.] BRYOPHYTES. 1G5 and very lijgrometric threads (called Elaters) which are thought to aid ia the dispersiou of the spores. (Eig. 542-54:1.) 502. Marchautia, the commonest and largest of the true Liverworts, forms large green plates or fronds on damp and shady ground, and sends up from some part of the upper face a stout stalk, ending in a several-lobed umbrella-shaped body, under the lobes of which hang several thin-walled spore-cases, wliicb burst open and discharge spores and elaters. Riccia natans (Fig. 545) consists Stock Photo](https://c8.alamy.com/comp/RCR0D6/the-elements-of-botany-for-beginners-and-for-schools-botany-section-17-bryophytes-1g5-and-very-lijgrometric-threads-called-elaters-which-are-thought-to-aid-ia-the-dispersiou-of-the-spores-eig-542-541-502-marchautia-the-commonest-and-largest-of-the-true-liverworts-forms-large-green-plates-or-fronds-on-damp-and-shady-ground-and-sends-up-from-some-part-of-the-upper-face-a-stout-stalk-ending-in-a-several-lobed-umbrella-shaped-body-under-the-lobes-of-which-hang-several-thin-walled-spore-cases-wliicb-burst-open-and-discharge-spores-and-elaters-riccia-natans-fig-545-consists-RCR0D6.jpg ". The elements of botany for beginners and for schools. Botany. SECTION 17.] BRYOPHYTES. 1G5 and very lijgrometric threads (called Elaters) which are thought to aid ia the dispersiou of the spores. (Eig. 542-54:1.) 502. Marchautia, the commonest and largest of the true Liverworts, forms large green plates or fronds on damp and shady ground, and sends up from some part of the upper face a stout stalk, ending in a several-lobed umbrella-shaped body, under the lobes of which hang several thin-walled spore-cases, wliicb burst open and discharge spores and elaters. Riccia natans (Fig. 545) consists Stock Photo")
RMRCR0D6–. The elements of botany for beginners and for schools. Botany. SECTION 17.] BRYOPHYTES. 1G5 and very lijgrometric threads (called Elaters) which are thought to aid ia the dispersiou of the spores. (Eig. 542-54:1.) 502. Marchautia, the commonest and largest of the true Liverworts, forms large green plates or fronds on damp and shady ground, and sends up from some part of the upper face a stout stalk, ending in a several-lobed umbrella-shaped body, under the lobes of which hang several thin-walled spore-cases, wliicb burst open and discharge spores and elaters. Riccia natans (Fig. 545) consists
RMRCRTD1–. The elements of botany for beginners and for schools. Botany. SECTION 17. J BRYOrHYTES. 105 and very liygromrtrio threads (called Elafers) which are thought to aid in the dispersion of the spores. (Fig. 542-544.) 502. Marchautia, tlie commonest and largest of the true Liverworts, forms large greeu plates or fronds on damp and shady ground, and sends up from some part of the upper face a stout stalk, ending in a several-lobed umbrella-shaped body, under the lobes of which hang several thin-walled spore-cases, which burst open and discharge spores and elaters. Riccia natans (Fig. 545) consists
RMRCRKJ5–. The elements of botany for beginners and for schools. Plants. SECTION 17. J BRYOPHYTBS. 165 and very hygrometric threads (culled Elaters) which arc thought to aid in the dispersion of the spores. (Fig 5 I I 5 II) 502. Marchantia, the commonest and largest of the true Liverworts. forms large green plates or fronds on damp and shad} ground, and sends up from s«»me part of the upper face a si out stalk, ending in a several-lobed umbrella-shaped body, under the lobes of which hang several thin-walled spore-cases, which burst open and discharge spores and elaters. Riccia nutans (Fig. 545) consist
RMRE2MX2–. Elementary botany. Botany. LIVERWORTS: RICCIA. 225 All the inner cells, which are richer in protoplasm, divide into four cells each. Each of these cells becomes a spore with a thick wall, and is shaped like a triangular pyramid whose sides are of the same extent as the base (tetrahedral). These cells formed in. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Atkinson, George Francis, 1854-1918. New York : H. Holt
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