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69 results for “culms”
FIGURE 1. Chusquea matlatzinca. A. Branch complement showing extravaginal branching. B. Culm internode showing hollow culm and thick walls. C. Bud complement. D. Culm with culm leaves. E. Foliage leaf complement. F. Foliage leaf ligular area, abaxial view. G in Two new species of Chusquea (Poaceae: Bambusoideae: Bambuseae) from Mexico, one of them morphologically unusual, and a key to the Mexican sections of Chusquea
FIGURE 1. Chusquea matlatzinca. A. Branch complement showing extravaginal branching. B. Culm internode showing hollow culm and thick walls. C. Bud complement. D. Culm with culm leaves. E. Foliage leaf complement. F. Foliage leaf ligular area, abaxial view. G. Detail of the tessellate venation pattern in the foliage leaf blades. H. Culm leaves abaxial view showing hispid indument. (based on Ruiz-Sanchez & Álvarez 405). Drawn by Alfonso Barbosa.
FIGURE 4. Eremitis magnifica. A. Habit. B. Leafy culm apex with inflorescences. C in Eremitis afimbriata and E. magnifica (Poaceae, Bambusoideae, Olyreae): two remarkable new species from Brazil and a first record of blue iridescence in bamboo leaves
FIGURE 4. Eremitis magnifica. A. Habit. B. Leafy culm apex with inflorescences. C. Detail of the leafy culm inflorescence (showing the opened spathaceous bracts and the gynecandrous whorl with two female spikelets). D. Decumbent culm inflorescence. E. Detail of the decumbent culm single inflorescence. F−G. Detail of leafy culm inflorescence (after removal the spathaceous bracts; see above the gynecandrous whorl and below, two male whorls). H–J. Detail of the gynecandrous whorls: H. Frontal view; I−J. Lateral view. K−M. Detail of male spikelets of the gynecandrous whorls: K−L. Adaxial view; M. Abaxial view, and detail of the rachis prolongation. N. Male spikelet of the lower whorls. O−P. Female spikelet: O. Abaxial view; P. Adaxial view (All based on Ferreira et al. 2158; drawn by Carla Teixeira Lima).
FIGURE 1. Chusquea yungasensis. A. Culm leaf. B. Central bud and subsidiary branches. C. Branching and foliage leaves. D in Chusquea yungasensis (Bambusoideae, Poaceae): a new species of woody bamboo from South America and the first record of subgenus Rettbergia in Bolivia
FIGURE 1. Chusquea yungasensis. A. Culm leaf. B. Central bud and subsidiary branches. C. Branching and foliage leaves. D. Detail of the foliage leaf sheath, pseudopetiole and abaxial base of the foliage leaf blade. E. Fertile branch. F. Detail of the synflorescence. G. Spikelet. (A, E–G: Jiménez 5848; B–D: Jiménez 5694.) (Illustration by Lucas Marinho)
FIGURE 3. Chusquea paucispiculata. A. Floriferous culm. B in Two new species and synopsis of Chusquea subg. Platonia (Poaceae: Bambusoideae: Chusqueinae) in Bolivia and a new record for Peru
FIGURE 3. Chusquea paucispiculata. A. Floriferous culm. B. Foliage leaf: inner and outer ligule, detail. C. Leaf blade fragment showing midnerve in eccentric position. D. Spikelet. E. Lower glume, ventral view. F. Upper glume, ventral view. G. Upper glume, dorsal view. H. Lower sterile lemma, ventral view. I. Upper sterile lemma, ventral view. J. Fertile lemma, lateral view. K. Palea, lateral view. L. Lodicules,
FIGURE 2. A. Culm and leaf sheath. B. Ligule. C in Rottboellia husainii (Poaceae: Andropogoneae), a new grass species from Western Himalaya, India
FIGURE 2. A. Culm and leaf sheath. B. Ligule. C. Nodes of the culm. D. Inflorescence. E–F. Pair of spikelets. G. Sessile spikelet, adaxial view. H. Sessile spikelet, abaxial view. I. Pedicel. J. Lower glume of sessile spikelet. K. Upper glume of sessile spikelet. L. Joint (internode). M. Upper lemma. N. Palea. O. Anthers.
FIGURE 3. Pseudoxytenanthera stocksii. a. clump, b. culm, c in Pseudoxytenanthera madhavii (Poaceae: Bambusoideae), a new species of woody bamboo from the northern Western Ghats, India
FIGURE 3. Pseudoxytenanthera stocksii. a. clump, b. culm, c. culm and culm sheath, d. culm showing greyish tomentum and culm sheath showing reddish brown hairs, e. young culm shoot, f. three years old culm, g. leaves, h. outer side of culm sheath, i. inner side of culm sheath, j. transverse section of three year old culm at breast height showing semisolid feature.
FIGURE 2. Pseudoxytenanthera madhavii. a. flowering culm, b. flowering branch, c. inflorescence, d. pollen collector solitary bee, e. spikelet, f. lower glume, g. upper glume, h. upper lemma, i. lower lemma, j. upper palea, k. lower palea, l. apiculate stamens, m. staminal tube, n in Pseudoxytenanthera madhavii (Poaceae: Bambusoideae), a new species of woody bamboo from the northern Western Ghats, India
FIGURE 2. Pseudoxytenanthera madhavii. a. flowering culm, b. flowering branch, c. inflorescence, d. pollen collector solitary bee, e. spikelet, f. lower glume, g. upper glume, h. upper lemma, i. lower lemma, j. upper palea, k. lower palea, l. apiculate stamens, m. staminal tube, n. gynoecium with hairy style and purple stigma.
FIGURE 6. Chusquea guzmanii. A. Clumping bamboo, showing culms with different ages. B. Internode showing solid culm. C in Chusquea contrerasii and C. guzmanii (Poaceae, Bambusoideae, Bambuseae, Chusqueinae), two new endemic species from Jalisco, Mexico
FIGURE 6. Chusquea guzmanii. A. Clumping bamboo, showing culms with different ages. B. Internode showing solid culm. C. Internode showing hollow (fistulose) old culm. D. Culm fragment showing culm sheath and reflexed culm leaf blade (black arrow). E. Branch complement showing infravaginal branching development. F. Mid-culm showing branches and foliage leaves. G. Early development of synflorescence. H. Synflorescence showing spikeletes. Photos by Eduardo Ruiz-Sanchez.
FIGURE 1. Chusquea contrerasii. A. Apical culm fragment, showing flowering branches. B. Synflorescence. C in Chusquea contrerasii and C. guzmanii (Poaceae, Bambusoideae, Bambuseae, Chusqueinae), two new endemic species from Jalisco, Mexico
FIGURE 1. Chusquea contrerasii. A. Apical culm fragment, showing flowering branches. B. Synflorescence. C. Lower glumes (I, II). D. Upper glumes (III, IV). E. Lemma dorsal view. F. Palea lateral view. G. Lodicules. Based on A. Flores-Argüelles & A.R. Romero-Guzmán 919. Drawn by Daniel Barba.
FIGURE. Roussoella pseudohysterioides (GMB0009). a–d. Ascostromata developing on bamboo culm. e, f. Vertical sections of ascostromata. g–j. Asci containing eight ascospores. k. Fragment of ascostromata in KOH without stromatal pigments. l–m. Ascus apex in Melzer's reagent. n–r. Dark brown ascospores. Scale bars: j–r = 10 μm. in Yunnan-Guizhou Plateau: a mycological hotspot
FIGURE. Roussoella pseudohysterioides (GMB0009). a–d. Ascostromata developing on bamboo culm. e, f. Vertical sections of ascostromata. g–j. Asci containing eight ascospores. k. Fragment of ascostromata in KOH without stromatal pigments. l–m. Ascus apex in Melzer's reagent. n–r. Dark brown ascospores. Scale bars: j–r = 10 μm.
FIGURE 1. Chusquea calderoniae. A. Internode and flowering branches. B. Nodal region and foliage branches. C. Culm leaf. D in Chusquea calderoniae (Poaceae: Bambusoideae), a new species of C. subg. Chusquea endemic to the Espinhaço Range, Brazil
FIGURE 1. Chusquea calderoniae. A. Internode and flowering branches. B. Nodal region and foliage branches. C. Culm leaf. D. Bud complement, showing the triangular central bud and the white waxy band below the node. E. Sheath of the foliage leaves, detail on the inner ligule fused to the sheath extension. F. Young synflorescence, showing two spatheate bracts. G. Mature synflorescence, showing the reflexed basal branches. H. Spikelet. I. Anthecium. (A, and F–G based on Pianissola & Clark 174; C–D based on Clark & Morel 711; B and E based on Vidal et al. 212; H–I based on Vidal & Clark 241; illustrations made by Pétala Ribeiro).
FIGURE 4. Chusquea riparia. A. Culm segment with a in Morphological, geographic and ecological evidence support a new species of Chusquea subg. Swallenochloa (Poaceae, Bambusoideae, Bambuseae) from Parque Nacional do Caparaó, Brazil
FIGURE 4. Chusquea riparia. A. Culm segment with a nodal region showing branching pattern, branches, foliage leaves, and culm leaf in situ. B. Culm leaf adaxial view. C. Bud complement. D. Foliage leaf with sheath and the base of the blade. E. Reproductive branch with a terminal synflorescence. F. Spikelet (A–C Pianissola et al. 114, D Pianissola et al.155, E–F Leoni 3613). Illustration by Pétala G. Ribeiro.
FIGURE 3. Chusquea riparia. A–B. Culms and branches. C in Morphological, geographic and ecological evidence support a new species of Chusquea subg. Swallenochloa (Poaceae, Bambusoideae, Bambuseae) from Parque Nacional do Caparaó, Brazil
FIGURE 3. Chusquea riparia. A–B. Culms and branches. C. Young culm showing modified extravaginal branching and culm leaf releasing itself (above) and one deciduous culm leaf blade (below). D. Synflorescence and foliage leaf blades. (Photos by Evandro Pianissola).
FIGURE 6 in Culm anatomy of the genus Otatea (Poaceae, Bambusoideae, Bambuseae, Guaduinae) as a contribution to Mexican species identification
FIGURE 6. Culm cross section of Otatea carrilloi. A. Cross section general view. B. Epidermis and cortex. C. Peripheral vascular bundle. D. Transitional vascular bundle. E. Central vascular bundle. Abbreviations: co, cortex; ep, epidermis; fs, fiber sheath; mx, metaxylem; pa, parenchyma; ph, phloem; px, protoxylem; sc, sclerenchyma; si, silica bodies.
FIGURE 9 in Culm anatomy of the genus Otatea (Poaceae, Bambusoideae, Bambuseae, Guaduinae) as a contribution to Mexican species identification
FIGURE 9. Culm cross section of Otatea ramirezii. A. Cross section general view. B. Epidermis and cortex. C. Peripheral vascular bundle. D. Transitional vascular bundle. E. Central vascular bundle. Abbreviations: co, cortex; ep, epidermis; fs, fiber sheath; mx, metaxylem; pa, parenchyma; ph, phloem; px, protoxylem; sc, sclerenchyma; si, silica bodies.
FIGURE 5 in Culm anatomy of the genus Otatea (Poaceae, Bambusoideae, Bambuseae, Guaduinae) as a contribution to Mexican species identification
FIGURE 5. Culm cross section of Otatea acuminata VER. A. Cross section general view. B. Conical silica bodies occupying intercellular spaces. C. Epidermis and cortex. D. Peripheral vascular bundle. E. Transitional vascular bundle. F. Central vascular bundle. Abbreviations: co, cortex; ep, epidermis; fs, fiber sheath; mx, metaxylem; pa, parenchyma; ph, phloem; px, protoxylem; sc, sclerenchyma; si, silica bodies.
FIGURE 3 in Culm anatomy of the genus Otatea (Poaceae, Bambusoideae, Bambuseae, Guaduinae) as a contribution to Mexican species identification
FIGURE 3. Culm cross section of Otatea acuminata JAL. A. Cross section general view. B. Central area with vascular bundles with different orientations. C. Epidermis and cortex. D. Peripheral vascular bundle. E. Transitional vascular bundle. F. Central vascular bundle. Abbreviations: co, cortex; ep, epidermis; fs, fiber sheath; mx, metaxylem; pa, parenchyma; ph, phloem; px, protoxylem; sc, sclerenchyma; si, silica bodies.
FIGURE 1 in Culm anatomy of the genus Otatea (Poaceae, Bambusoideae, Bambuseae, Guaduinae) as a contribution to Mexican species identification
FIGURE 1. Locations of the Otatea used for culm sampling in the present study. AGS = Aguascalientes, CHIA = Chiapas, COL = Colima, HGO = Hidalgo, JAL = Jalisco, MICH = Michoacán, OAX = Oaxaca, QRO = Querétaro, VER = Veracruz.
FIGURE 8 in Culm anatomy of the genus Otatea (Poaceae, Bambusoideae, Bambuseae, Guaduinae) as a contribution to Mexican species identification
FIGURE 8. Culm cross section of Otatea glauca. A. Cross section general view. B. Fiber sheath with an amorphous silica body occupying cellular space. C. Epidermis and cortex. D. Peripheral vascular bundle. E. Transitional vascular bundle. F. Central vascular bundle. Abbreviations: co, cortex; ep, epidermis; fs, fiber sheath; mx, metaxylem; pa, parenchyma; ph, phloem; px, protoxylem; sc, sclerenchyma; si, silica bodies.
FIGURE 4 in Culm anatomy of the genus Otatea (Poaceae, Bambusoideae, Bambuseae, Guaduinae) as a contribution to Mexican species identification
FIGURE 4. Culm cross section of Otatea acuminata OAX. A. Cross section general view. B. Parenchymatous ground tissue with sporadic conical silica bodies. C. Epidermis and cortex. D. Peripheral vascular bundle. E. Transitional vascular bundle. F. Central vascular bundle. Abbreviations: co, cortex; ep, epidermis; fs, fiber sheath; mx, metaxylem; pa, parenchyma; ph, phloem; px, protoxylem; sc, sclerenchyma; si, silica bodies.
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