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29 results for “Ricciaceae”
FIG. 4 in The Macaronesian liverwort Riccia boumanii Dirkse, Losada & M.Stech (Marchantiophyta: Ricciaceae) confirmed new to Asia by morphological and molecular evidence
FIG. 4. — Habitat of Riccia boumanii Dirkse, Losada & M.Stech in Huahaizi, Haizigou, Siguniang Mountains Nature Reserve, Sichuan, China. The population was found around the lake.
FIG. 3 in The Macaronesian liverwort Riccia boumanii Dirkse, Losada & M.Stech (Marchantiophyta: Ricciaceae) confirmed new to Asia by morphological and molecular evidence
FIG. 3. — Distribution of Riccia boumanii Dirkse, Losada & M.Stech (red dots), based on data from Dirkse et al. (2016) and this study. The distribution in the Canary Islands is shown in the black rectangle.
FIG. 2 in The Macaronesian liverwort Riccia boumanii Dirkse, Losada & M.Stech (Marchantiophyta: Ricciaceae) confirmed new to Asia by morphological and molecular evidence
FIG. 2. — Riccia boumanii Dirkse, Losada & M.Stech: A, habit in the field; B-G, light microscopy micrographs; B-E, transverse section of segments; D, showing the dorsal hyaline epithelial cells; F, proximal face of spore; G, distal face of spore; H, I, SEM micrographs of spores; H, distal face; I, proximal face. All from R.L. Zhu 20160816-14C (HSNU). Scale bars: A, 2 mm; B, C, 500 μm; D, 100 μm; E, 200 μm; F-I, 50 μm.
FIGURE 1 in Morphological and molecular evidence confirms a new species, Riccia subcrinita YouL.Xiang & R.L.Zhu) and Riccia junghuhniana Nees & Lindenb. (Ricciaceae, Marchantiophyta) new to China
FIGURE 1. Phylogeny of Riccia inferred from the combined dataset (rbcL, rps4, and trnL-F). The topology derived from the best-scoring ML tree in IQtree is shown. ML bootstrap values BS ≥ 80 and Bayesian posterior probabilities values PP ≥ 0.95 are shown at left and at right, respectively.
FIGURE 3. Riccia junghuhniana Nees & Lindenb. A−B in Morphological and molecular evidence confirms a new species, Riccia subcrinita YouL.Xiang & R.L.Zhu) and Riccia junghuhniana Nees & Lindenb. (Ricciaceae, Marchantiophyta) new to China
FIGURE 3. Riccia junghuhniana Nees & Lindenb. A−B. Habit in the field. C−F. SEM micrographs of spores, C−D, proximal face, E−F, distal face. G−N. Light microscopy micrographs, G−J, proximal face, K−N, distal face. O−P. Transverse section of segments. All from Y. Bai et al. 20201101-34 (HSNU).
FIGURE. 1. A in Riccia anatolica sp. nov. a new liverwort (Ricciaceae) species from Turkey
FIGURE. 1. A—Habit of Riccia anatolica; B—Habitats of Riccia anatolica in the Mediterranean Region of Turkey.
FIGURE 2 in Riccia anatolica sp. nov. a new liverwort (Ricciaceae) species from Turkey
FIGURE 2. Plant outline and transverse sections of thallus. 1.—Habit of thalli; 2.—cross-sections of lobe; 3. and 4.—epidermis of 2 layers (e: epidermis, se: subepidermis); 5.—marginal cilia; 6.—dorsal view of epithelial cells and air pores. Drawn by M.Kırmacı
FIGURE 2. Riccia okahandjana. A–D, G in The African species Riccia okahandjana S.W. Arnell (Ricciaceae, Marchantiophyta), a new record for India
FIGURE 2. Riccia okahandjana. A–D, G. SEM images of spores. A. Distal view. B–D. Proximal view. G. Equatorial view. E–F. Light micrographs of spores. E. Distal view. F. Proximal view. A–G. Suresh Abarna003.
FIGURE 1. Riccia okahandjana. A–F in The African species Riccia okahandjana S.W. Arnell (Ricciaceae, Marchantiophyta), a new record for India
FIGURE 1. Riccia okahandjana. A–F. Plants in situ G. Cross section of thallus showing deep dorsal grove and large ventral scales. H. Bistratose dorsal epidermal cells. I. Purple scale. A, B, G, H, I. Suresh Abarna003.C, D, F. Suresh Abarna004.
FIGURE 3 in The African species Riccia okahandjana S.W. Arnell (Ricciaceae, Marchantiophyta), a new record for India
FIGURE 3. Collection locality of Riccia okahandjana. A. Map of India. B. Map of the state of Tamil Nadu with arrow showing the district where the collection was made indicated by the black dot. C. Grounds of the College where R. okahandjana was collected.
FIGURE 2 in Riccia sarieae (Ricciaceae: Marchantiophyta)-a new species from a fragmented hillock of the Western Ghats, India
FIGURE 2. (A–C). Riccia sarieae A.E.D. Daniels & D.T.T. Daniels A. Plants in situ B. Spore distal face C. Spore proximal face (D.T.T. Daniels 17)
FIGURE 1 in Riccia sarieae (Ricciaceae: Marchantiophyta)-a new species from a fragmented hillock of the Western Ghats, India
FIGURE 1. (A–J). Riccia sarieae A.E.D. Daniels & D.T.T. Daniels A. Thalli B. Thallus with tuber C. Ventral view of thallus D–E. Cross section of thallus F. Assimilatory filaments with epidermal cells G. Assimilatory filaments after the collapse of epidermal cells H. Tuberculate rhizoids I. Spore distal face J. Spore proximal face (Drawn from D.T.T. Daniels 17)
FIGURE 2A–J. Riccia stenophylla Spruce. A in Riccia stenophylla Spruce (Ricciaceae: Marchantiophyta)-a new report for Asia from the Western Ghats of India
FIGURE 2A–J. Riccia stenophylla Spruce. A. Plants in situ. B. Thallus with sporogonia (ventral view). C. Tuberculate rhizoids. D. Airpore. E. Ventral scale. F. Antheridial neck. G. Cross section of thallus. H. Distal face of spore. I. Proximal face of spore. J. Spore: Equatorial view (from S. Athira 176).
FIGURE 2. Riccia atromarginata A in On the occurrence of Riccia atromarginata Levier and R. boliviensis Jovet-Ast (Ricciaceae: Marchantiophyta) in the Western Ghats of India
FIGURE 2. Riccia atromarginata A. Plants in situ B. Dorsal view with sporogonium and antheridial ostioles C. Ventral view D. Papillae at thallus margin E. Cross section of thallus F. Cross section of young thallus with epidermal cells G. Cross section of mature thallus now lacking epidermal cells H. Portion of tuberculate rhizoid I. Portion of smooth rhizoid J. Spore distal face K. Spore proximal face L. Spore equatorial face (from A.E.D. Daniels & Z.H. Williams 21). Images taken by Z.H. Williams.
FIGURE 5 in On the occurrence of Riccia atromarginata Levier and R. boliviensis Jovet-Ast (Ricciaceae: Marchantiophyta) in the Western Ghats of India
FIGURE 5. Riccia atromarginata. SEM images of the isosyntype (PC103704). A. Distal view B. Proximal view C. Close up of proximal surface D. View of one of the facets of the proximal surface. H. Rosssn. (PC0103704). Images taken by Quentin DeJonghe.
FIGURE 1 in Riccia melitensis Mass. (Marchantiophyta: Ricciaceae), an endemic species of the Maltese archipelago?
FIGURE 1. Distal face of three spores of Riccia ciliifera Lindenb. from the same spore capsule (France, Haute-Loire, Cerzat, le Blot, herbarium Conservatoire Botanique National du Massif Central n. 3451, collector Hugonnot, non type specimen).
FIGURE 4. A in Additions to the Ricciaceae flora of Rio Grande do Sul, including two remarkable records for the Brazilian liverwort flora
FIGURE 4. A. Habit of Riccia subplana; B. Transverse section of segment showing the dark area where the sporophyte is located; C. Ventral pink scales; D. Enlarged ventral area of scales; E–F. SEM micrographs of spores. E. Proximal face; F. Detail of small ridges; G. Light microscopy micrographs of spores in distal and proximal views with detail of areoles and small ridges. Bars: A=2 mm; B=300 µm; C =2 mm; D=500 µm; E=10 µm; F=5 µm; G=10 µm.
FIGURE 3. A in Additions to the Ricciaceae flora of Rio Grande do Sul, including two remarkable records for the Brazilian liverwort flora
FIGURE 3. A. Habit of Riccia squamata; B. Detail of scales; C. Ventral black scales; D. Transverse section of segment showing inner tissue organization; E–F. SEM micrographs of spores. E. Proximal face; F. Distal face; G–H. Light microscopy micrographs. G. Distal face with detail of tuberculate ornamentation; H. Proximal face with detail of sinuose low ridges surface. Bars: A=2 mm; B=1 mm; C– D=300 µm; E–H=20 µm.
FIGURE 1. A in Additions to the Ricciaceae flora of Rio Grande do Sul, including two remarkable records for the Brazilian liverwort flora
FIGURE 1. A. Habit of Riccia boliviensis; B. Black ventral scales; C. Detail of scales; D–E. SEM micrographs of spores. D. Proximal face; E. Distal face, with details of crenulated margin (arrow); F–G. Light microscopy micrographs. F. Proximal face, with detail of sinuose ridges surface; G. Distal face with tuberculate areolate ornamentation. Bars: A=2 mm; B–C=1 mm; D–G=20 µm.
FIGURE 2. A in Additions to the Ricciaceae flora of Rio Grande do Sul, including two remarkable records for the Brazilian liverwort flora
FIGURE 2. A. Habit of Riccia iodocheila; B. Light microscopy photo of papillae at apex of thallus; C. Papillae on margins of thallus; D–E. SEM micrographs of spores D. Proximal face; E. Distal face with detail of areolate ornamentation; F. Light microscopy micrographs of spores, (left) distal face with detail of triangular tubercles, and (right) proximal face, with detail of weak trirradiate scar and crenulated margins. Bars: A=2 mm; B=500 µm; C=1 mm; D–F=20 µm.
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