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150 results for “Lejeuneaceae”
FIGURE 8 in A revision of unrevised taxon names in the former genus Taxilejeunea (Marchantiophyta: Lejeuneaceae) from Asia
FIGURE 8. Lejeunea tjibodensis (Steph.) G.E.Lee & Heinrichs. A. Part of plant in ventral view. B–C. Leaves. D–E. Underleaves. F–G. Underleaves (branch leaves). H,K. Cross-section of stem. I. Stem portion and leaf lobule. J. Female bracts and bracteole. L. Apical cells of leaf lobe. M–N. Upper part of leaf lobules (hyaline papilla shown in gray). O. Median cells of leaf lobe. P. Upper part of perianth. Q. Perianth. R. Perianth with female bracts and bracteole. All figures drawn from the lectotype, Nyman s.n. (G).
FIGURE 9 in A revision of unrevised taxon names in the former genus Taxilejeunea (Marchantiophyta: Lejeuneaceae) from Asia
FIGURE 9. Taxilejeunea stephanii Eifrig (= L. discreta Lindenb.). A,D,E. Part of plant in ventral view. B. Some portion of plant and perianth with bracts and bracteole in ventral view. C. Some portion of plant and perianth with bracts and bracteole in dorsal view. All photomicrographs were taken from Nyman (without date) on mica sheet in dried condition (JE).
FIGURE 7 in A revision of unrevised taxon names in the former genus Taxilejeunea (Marchantiophyta: Lejeuneaceae) from Asia
FIGURE 7. Lejeunea splendida (Eifrig) G.E.Lee & Heinrichs. A–B. Part of plant in ventral view. C–E. Leaves. F,K. Underleaves. G,I. Stem portion and leaf lobule. H,J. Upper part of leaf lobules (hyaline papilla shown in gray). L. Perianth. M. Perianth with bracts and bracteole. N. Median cells of leaf lobule. O–P. Cross-section of stem. All figures drawn from the holotype, Schiffner 2917 (JE).
FIGURE 1 in A revision of unrevised taxon names in the former genus Taxilejeunea (Marchantiophyta: Lejeuneaceae) from Asia
FIGURE 1. Lejeunea compressiuscula (Steph.) G.E.Lee & Heinrichs. A. Part of plant in ventral view. B–C. Leaves. D. Cross-section of stem. E. Perianth with bracts and bracteole in ventral view. F–H. Underleaves. I. Perianth with bracts and bracteole in dorsal view. J. Median cells of leaf lobe. K–L. Stem portion and leaf lobule. All figures drawn from M.Onraedt 77.L.3885 (JE).
FIGURE 1 in Phylogenetic study of Mastigolejeunea (Marchantiophyta: Lejeuneaceae) and an amended circumscription of the genus Thysananthus
FIGURE 1. Majority consensus tree from Bayesian inference analysis of the concatenated psbA-trnH, trnG, trnL-F, and ITS dataset. Bayesian posterior probability values (PP) and maximum likelihood bootstrap support values (BS) are shown on the branches. Morphological character states separating Mastigolejeunea and Thysanthus are plotted on the tree.
PLATE 1. Lejeunea flagellifera C.J. Bastos, M.E in A new species of the genus Lejeunea Lib. (Marchantiophyta, Lejeuneaceae) from Brazil
PLATE 1. Lejeunea flagellifera C.J. Bastos, M.E. Reiner & Schäf.-Verw. A: flagelliform branch. B: modified caducous leaf with marginal rhizoids. C: leaf lobule apex showing hyaline papilla. D: central cells of leaf lobe (all photos from holotype, by Cid J.P. Bastos).
FIGURE 1. Lejeunea flagellifera C.J. Bastos, M.E in A new species of the genus Lejeunea Lib. (Marchantiophyta, Lejeuneaceae) from Brazil
FIGURE 1. Lejeunea flagellifera C.J. Bastos, M.E. Reiner & Schäf.-Verw. A: gametophyte, ventral view. B: underleaf. C: underleaf apex, detail. D, E: lobule apices. F, G: gynoecial branches, ventral view. H: shoot sector with flagelliform branch. I: central cells of leaf lobe. J: cross section of stem (all figures from holotype; drawing by Silvana B. Vilas Bôas-Bastos).
FIGURE 1. Ceratolejeunea falcatodentata C.J. Bastos & S in A new species of Ceratolejeunea Jack & Steph. (Lejeuneaceae, Marchantiophyta) from Brazil
FIGURE 1. Ceratolejeunea falcatodentata C.J. Bastos & S. Vilas Bôas-Bastos. A: gametophyte, ventral view. B: underleaf. C: part of the plant with two underleaves, ventral view. D–E: leaf lobe apices. F: detail of underleaf, leaf lobule and ocellus. G–J: leaf lobule apices showing the apical tooth. L: laminal cells. M–N: cross sections of the stem. O: gynoecial branch, ventral view. P: part of the plant with perianth, ventral view. Q: Lobule apices of single pair of gynoecial bract (all from holotype).
FIGURE 5 in The genus Colura section Gamolepis (Lejeuneaceae, Marchantiophyta) in Malesian region, with the description of Colura sigmoidea
FIGURE 5. Colura valida Jovet-Ast: A. Portion of plant with gynoecium, dorsal view. B. Portion of plant, ventral view. C. Stem in transverse section. D–E. Lateral leaves, D. ventral view, E. dorsal view. F–G. Leaf lobe cells, F. median cells, G. marginal cells. H. Lobule sac apex. I. Valve (b = basal median cell, h = hinge cell, hy = hyaline papilla). J. Valve frame. K. Underleaf. L–M. Androecia, L. dorsal view, M. ventral view. N–O. Female bracts, N. dorsal view, O. ventral view. P–R. Female bracteoles. S. Perianth with young sporophyte. T. Spore. A, F–G, N–R. from Sangrattanaprasert 13/13 (PSU), B–E, H–M. from Sangrattanaprasert 326/15 (PSU), S–T from Sangrattanaprasert 21/13 (PSU).
FIGURE 6 in The genus Colura section Gamolepis (Lejeuneaceae, Marchantiophyta) in Malesian region, with the description of Colura sigmoidea
FIGURE 6. Colura verdoornii Herzog & Jovet-Ast: A. Portion of plant with gynoecium, dorsal view. B. Portion of plant, ventral view. C. Stem in transverse section. D–E. Lateral leaves, D. ventral view, E. dorsal view. F–G. Leaf lobe cells, F. median cells, G. marginal cells. H. Crest on the apex of lobule sac. I. Valve (b = basal median cell, h = hinge cell, hy = hyaline papilla). J. Valve frame. K. Underleaf. L–M. Androecia, L. dorsal view, M. ventral view. N–O. Female bracts, N. dorsal view, O. ventral view. P–Q. Female bracteoles. R. Perianth with young sporophyte. S. Spore. T. Gemmae occuring on lobule sac apex. A–B, D–E, H–K, N–T. from Chantanaorrapint et al. 2277A (PSU), C, F–G, L–M. from Sangrattanaprasert 374/15 (PSU).
FIGURE 3 in The genus Colura section Gamolepis (Lejeuneaceae, Marchantiophyta) in Malesian region, with the description of Colura sigmoidea
FIGURE 3. Colura sigmoidea Sangratt., Chantanaorr. & R.L.Zhu: A. Portion of plant with gynoecia, dorsal view. B. Portion of plant with androecia, ventral view. C. Stem in transverse section. D–E. Lateral leaves, D. ventral view, E. dorsal view with gemmae. F–G. Leaf lobe cells, F. median cells, G. marginal cells. H. Crest on the apex of lobule sac. I. Valve attached to valve frame. J. Valve (b = basal median cell, h = hinge cell, hy = hyaline papilla). K. Underleaf. L–M. Androecia, L. dorsal view, M. ventral view. N–O. Female bracts, N. dorsal view, O. ventral view. P. Female bracteole. Q. Perianth with bracts and bracteole. R. Perianth beak. A–B, N–R from Sangrattanaprasert 263/15C (PSU), C–K from Sangrattanaprasert 105/14 (PSU), L–M from Sangrattanaprasert 83/14E (PSU).
FIGURE 1 in The genus Colura section Gamolepis (Lejeuneaceae, Marchantiophyta) in Malesian region, with the description of Colura sigmoidea
FIGURE 1. Colura cristata Jovet-Ast: A–B. Portions of plant with androecia and gynoecia, A. dorsal view, B. ventral view. C. Stem in transverse section. D–E. Lateral leaves, D. ventral view, E. dorsal view. F–G. Leaf lobe cells, F. median cells, G. marginal cells. H–I. Crests on the apex of lobule sacs. J. Valve (b = basal median cell, h = hinge cell, hy = hyaline papilla). K. Valve frame. L. Underleaf. M–N. Androecia, M. dorsal view, N. ventral view. O–P. Female bracts, O. dorsal view, P. ventral view. Q. Female bracteole. R. Perianth with young sporophyte. S. Spore. All from R.-L. Zhu, L. Shu & X.B. Yin 20160916-2 (HSNU).
FIGURE 2 in The genus Colura section Gamolepis (Lejeuneaceae, Marchantiophyta) in Malesian region, with the description of Colura sigmoidea
FIGURE 2. Colura meijeri Jovet-Ast: A. Portion of plant with gynoecium, dorsal view. B. Portion of plant, ventral view. C. Stem in transverse section. D–E. Lateral leaves, D. ventral view, E. dorsal view. F–G. Leaf lobe cells, F. median cells, G. marginal cells. H. Lobule sac apex. I. Valve (b = basal median cell, h = hinge cell, hy = hyaline papilla). J. Valve frame. K. Underleaf. L–M. Androecia, L. dorsal view, M. ventral view. N–O. Female bracts, N. dorsal view, O. ventral view. P. Female bracteole. Q. Perianth with young sporophyte. R. Spore. All from Sangrattanaprasert 26/13 (PSU).
FIGURE 1. Acrolejeunea recurvata Gradstein 1. A in Acrolejeunea meghalayensis, a new synonym of Acrolejeunea recurvata (Lejeuneaceae: Marchantiophyta)
FIGURE 1. Acrolejeunea recurvata Gradstein 1. A portion of female plant. 2. A portion of male plant. 3. A portion of plant. 4, 5. The same enlarged. 6. A leaf. 7. A leaf lobule. 8. A portion of plant bearing flagelliform branch. 9, 10. The same enlarged. [1, 2 from A.Touw 9464 (L), holotype of A. recurvata, 3–7 from A.P. Singh 208657-B (LWG), holotype of A. meghalayensis, 8–10 from A.P. Singh 208658- A (LWG), paratype of A. meghalayensis]
FIGURE 1. Lejeunea streimannii Y.M.Wei & R.L.Zhu. A in Lejeunea streimannii (Lejeuneaceae, Marchantiophyta), a remarkable new species with robust stems and 5(or 6)-keeled perianths from Papua New Guinea
FIGURE 1. Lejeunea streimannii Y.M.Wei & R.L.Zhu. A: part of plant with perianth, ventral view. B: part of plant with two androecia, ventral view. C, D: leaves, ventral view. E, F: a perianth showing its keels, ventral view (E), dorsal view (F). G, S: transverse sections of stem. H: marginal cells of leaf lobe. I: median cells of leaf lobe. J: basal cells of leaf lobe. K, L: transverse section of perianths. M, O: female bracts. N: female bracteole. P: leaf lobule with part of stem. Q, R: apex of leaf lobules. T: androecium. U, V: underleaves. A, C−S and U−V from H. Streimann 21509 (holotype), B and T from H. Streimann 33431 (paratype).
FIGURE 3. Marchesinia principensis. A in Marchesinia principensis (Marchantiophyta, Lejeuneaceae), a new liverwort species from Príncipe, West Africa
FIGURE 3. Marchesinia principensis. A. Stem with perianths and innovations in dorsal (left) and ventral (right) view. B. Perianth in dorsal view. C. Perianth apex. D. Bracteole. E. Bract. F. Cells in middle part of perianth. G. Secondary shoot with androecia. H. Male bracts. All from Shevock 40193. Photos by F. Müller.
FIGURE 2. Marchesinia principensis. A. Lobes. B. Lobules. C. Underleaves. D. Stem cross section. E. Basal lobe cells. F. Mid-lobe cells. G in Marchesinia principensis (Marchantiophyta, Lejeuneaceae), a new liverwort species from Príncipe, West Africa
FIGURE 2. Marchesinia principensis. A. Lobes. B. Lobules. C. Underleaves. D. Stem cross section. E. Basal lobe cells. F. Mid-lobe cells. G. Cells at lobe apex. H. Stem in ventral view, underleaves are detached. All from Shevock 40260. Photos by F. Müller.
FIGURE 1. Marchesinia principensis. A in Marchesinia principensis (Marchantiophyta, Lejeuneaceae), a new liverwort species from Príncipe, West Africa
FIGURE 1. Marchesinia principensis. A. Shoots in dry condition. B. Shoots in wet condition, ventral view. C. Stem in dorsal view. D. Stem in ventral view. All from Shevock 40260. Photos by F. Müller.
FIGURE 1 in Cololejeunea tamasii (Lejeuneaceae, Marchantiophyta), a new species from Panama
FIGURE 1. Cololejeunea tamasii Schäfer-Verwimp. A. Plant in dorsal view, with gemmae. B. Part of stem with leaf lobe and lobule, ventral view. C. Cross section of stem, 50 µm in diameter. D, E. Upper marginal cells of leaf lobe. F. Gemma. G. First leaves of a plant arising from gemma, ventral view. H. Detail of stem in ventral view, with rhizoides and lower part of leaf lobes with lobules and hyaline papillae. I. Young plant, ventral view. J. Young plant, dorsal view. K. Detail of uppermost leaf of plant. L. Lower central leaf cells with oil bodies. Scale: A = 350 µm, B, D, F, G, H, K = 100 µm, C = 75 µm, E = 40 µm, I, J = 400 µm, L = 20 µm. All figures drawn by the author (all from the holotype).
FIGURE 1 in Sphaerolejeunea (Lejeuneaceae, Porellales) is a synonym of Lejeunea
FIGURE 1. Strict consensus of 45 equally parsimonious trees based on the combined nrITS- chloroplast DNA rbcL – trnL-F dataset with bootstrap percentage values at branches. Sphaerolejeunea is nested in a robust subclade of Lejeunea.
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