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571 results for “sheath”
FIGURE 1. Luzula cascadensis. A. Habit. B. Stem leaf sheath summit. C. Channeled upper margins and swollen leaf tip. D. Inflorescence. E in The Luzula comosa complex (Luzula section Luzula, Juncaceae) in western North America
FIGURE 1. Luzula cascadensis. A. Habit. B. Stem leaf sheath summit. C. Channeled upper margins and swollen leaf tip. D. Inflorescence. E. Bracteoles and fruiting tepals, partial view of stigmas. F. Stigmas, style and ripe fruit. G. Ripe fruit, top view. H. Spike. I. Seed, basal aril, and hairs. J. Stamen. (A–E, J from the holotype; F–G from Wilson 16721 & Zika; I from Zika 25701 et al.).
FIGURE 2. Borreria psyllocarpoides. A. Habit. B. Stipular sheath. C. Flower. D. Corolla, inner view. E in Two new species of Borreria (Spermacoceae, Rubiaceae) from the states of Goiás and Minas Gerais, Brazil
FIGURE 2. Borreria psyllocarpoides. A. Habit. B. Stipular sheath. C. Flower. D. Corolla, inner view. E. Calyx, style and stigma. F. Fruit. G. Dehiscent cocci. H. Seed, dorsal view. I. Seed, ventral view.
FIGURE 1. Borreria minensis. A. Habit. B. Stipular sheath. C. Flower. D. Corolla, inner view. E in Two new species of Borreria (Spermacoceae, Rubiaceae) from the states of Goiás and Minas Gerais, Brazil
FIGURE 1. Borreria minensis. A. Habit. B. Stipular sheath. C. Flower. D. Corolla, inner view. E. Calyx, style and stigma. F. Fruit. G. Seed, dorsal view. H. Seed, ventral view.
FIGURE 1. Dimeria raviana A. Habit with inflorescence. B. Leaf-sheath mouth portion with ligule. C. A in Dimeria raviana (Poaceae: Panicoideae), a new species from Southern Western Ghats, India
FIGURE 1. Dimeria raviana A. Habit with inflorescence. B. Leaf-sheath mouth portion with ligule. C. A portion of raceme-rachis with pedicels. D. Spikelet. E. Lower glume. F. Upper glume. G. Lower lemma. H. Upper lemma with awn. I. Lodicules, stamens & pistil. J. Grain. Drawings by M. S. Kiran Raj from Jomy s.n. (holotype CALI).
FIGURE 1. Tripogon idukkianus. A. Habit. B. Sheath and a in Tripogon idukkianus (Poaceae: Chloridoideae), a new species from India
FIGURE 1. Tripogon idukkianus. A. Habit. B. Sheath and a portion of lamina. C. Spikelet. D. Lower glume. E. Upper glume. F. Floret. G. Lemma. H. Palea. I. Stamens, pistil and lodicules. J. Caryopsis. A–J, drawn from the holotype.
FIGURE 1. Daemonorops komsaryi. A. Leaf sheath. B in Daemonorops komsaryi (Arecaceae)-a new rattan from the Bird's Head Peninsula, Indonesian New Guinea
FIGURE 1. Daemonorops komsaryi. A. Leaf sheath. B. Portion of cirrus. C. Mid-portion of leaf. D. Abaxial surface of petiole. E. Adaxial surface of petiole. F. Pistillate inflorescence. G. Sterile staminate flower. H. Pistillate flower. I. Portion of inflorescence with fruit. J. Fruit. K. Seed. L. Seed in cross section. Scale bar: A, D–E = 4 cm; B, F = 6 cm; C = 8 cm; G = 3.3 mm, H = 5 mm, I = 2.5 cm; J–L = 1.5 cm. A–F from Maturbongs 513, I–L from Maturbongs 282. Drawn by Lucy T. Smith.
FIGURE 2. Phrynium yunnanense. A. Habit. B. Inflorescence. C. Leaf sheathes. D. Rhizomes, showing the growing lateral buds. E. Lamina base and pulvinus. F. Infructescence. G. Dehiscent fruits and seeds. H. Entire fruits. I in Phrynium yunnanense (Marantaceae), a new species from Yunnan, China
FIGURE 2. Phrynium yunnanense. A. Habit. B. Inflorescence. C. Leaf sheathes. D. Rhizomes, showing the growing lateral buds. E. Lamina base and pulvinus. F. Infructescence. G. Dehiscent fruits and seeds. H. Entire fruits. I. Cross section of the fruits.
FIGURE 79. Syagrus schizophylla. A. Habit, note flat topped canopy. B. Pseudopetioles heavily armed with spines. C. Older stem with leaf sheath remains. D in A revision of the genus Syagrus (Arecaceae)
FIGURE 79. Syagrus schizophylla. A. Habit, note flat topped canopy. B. Pseudopetioles heavily armed with spines. C. Older stem with leaf sheath remains. D. Habit at Jardim Botânica Plantarum. E. Inflorescence. F. Infructescence with long peduncle. G. Mature fruit.
FIGURE 24. Syagrus elata. A. Habit with Luiz and Oscar Moreno for scale. B. Leaf bases and sheath fibers near the crown. C in A revision of the genus Syagrus (Arecaceae)
FIGURE 24. Syagrus elata. A. Habit with Luiz and Oscar Moreno for scale. B. Leaf bases and sheath fibers near the crown. C. Abaxial side of leaflets. D. Inflorescence with pistillate flowers E. Infructescence. F. Close of large immature fruits showing grooved epicarps.
FIGURE 6. Maschalostachys mellosilvae. A. Semiamplexicaul leaf sheath. B. Monopodial trunk with axillaries flowering branches. C. Syncephalium. D. Flowering branch. A in Maschalostachys, a new genus of Vernonieae (Asteraceae) from Brazil
FIGURE 6. Maschalostachys mellosilvae. A. Semiamplexicaul leaf sheath. B. Monopodial trunk with axillaries flowering branches. C. Syncephalium. D. Flowering branch. A. by B. Loeuille; B., D. by A. Salino; C. by N. Roque.
FIGURE 4. Ficinia arnoldii. A. Habit. B. Leaf blade and sheath. C. Spikelet. D in Two new species in the Ficinia indica complex (Cyperaceae, tribe Cypereae) from South Africa
FIGURE 4. Ficinia arnoldii. A. Habit. B. Leaf blade and sheath. C. Spikelet. D. Glume. Artist: Kay-Leigh Kilian.
FIGURE 9. Calamus papyraceus. A. Leaf sheath with ocrea and whole pistillate inflorescence. B. Leaf apex. C. Mid-leaf portion. D in More new rattans from New Guinea and the Solomon Islands (Calamus, Arecaceae)
FIGURE 9. Calamus papyraceus. A. Leaf sheath with ocrea and whole pistillate inflorescence. B. Leaf apex. C. Mid-leaf portion. D. Apex of infructescence. E. Fruit. Scale bar: A, D = 3 cm; B, C = 6 cm; E = 1 cm. All from Pullen 1506. Drawn by Lucy T. Smith.
FIGURE 5. Calamus jacobsii. A. Leaf sheath with basal leaflets and flagellum. B. Leaf diagram. C. Leaf apex. D in More new rattans from New Guinea and the Solomon Islands (Calamus, Arecaceae)
FIGURE 5. Calamus jacobsii. A. Leaf sheath with basal leaflets and flagellum. B. Leaf diagram. C. Leaf apex. D. Portion of staminate inflorescence. E. Staminate rachilla. F. Staminate flower bud. G. Staminate flower bud in longitudinal section. Scale bar: A, D = 3 cm; B = 35 cm; C = 8 cm; E = 1.6 mm; F, G = 1.5 mm. All from Jacobs 9561. Drawn by Lucy T. Smith.
FIGURE 1. Calamus baiyerensis. A. Leaf sheath with ocrea. B. Leaf apex. C. Mid-leaf portion. D in More new rattans from New Guinea and the Solomon Islands (Calamus, Arecaceae)
FIGURE 1. Calamus baiyerensis. A. Leaf sheath with ocrea. B. Leaf apex. C. Mid-leaf portion. D. Primary branch of staminate inflorescence. Scale bar: A = 3 cm; B, C = 6 cm; D = 4 cm. All from Zieck NGF 36252. Drawn by Lucy T. Smith.
FIGURE 8. Calamus novae-georgii. A. Leaf sheath. B. Leaf apex. C. Mid-leaf portion. D. Infructescence apex with primary branch. E. Staminate rachilla. F in More new rattans from New Guinea and the Solomon Islands (Calamus, Arecaceae)
FIGURE 8. Calamus novae-georgii. A. Leaf sheath. B. Leaf apex. C. Mid-leaf portion. D. Infructescence apex with primary branch. E. Staminate rachilla. F. Staminate flower bud in longitudinal section. G. Staminate flower bud. H. Fruit attached to pisillate rachilla, showing stalk-like first bracteole. I. Seed whole and in longitudinal section. Scale bar: A, D = 3 cm; B, C = 4 cm; E = 5 mm; F, G = 2.2 mm; H, I = 7 mm. A–D, H, I from Qusa 124; E–G from Qusa 123. Drawn by Lucy T. Smith.
FIGURE 3. Calamus erythrocarpus. A. Leaf sheath with basal leaflets. B. Leaf sheath with flagellum. C. Leaf diagram. D. Leaf apex. E, F. Staminate inflorescence. G in More new rattans from New Guinea and the Solomon Islands (Calamus, Arecaceae)
FIGURE 3. Calamus erythrocarpus. A. Leaf sheath with basal leaflets. B. Leaf sheath with flagellum. C. Leaf diagram. D. Leaf apex. E, F. Staminate inflorescence. G. Apex of pistillate inflorescence. H. Fruit. I. Seed in two views. J. Seed in longitudinal section. Scale bar: A, B, D, E, F, G = 4 cm; C = 24 cm; H, I, J = 7.5 cm. A, B, D from Zieck NGF 36176; C, E–G from Zieck NGF 36181. Drawn by Lucy T. Smith.
FIGURE 4. Calamus heatubunii. A. Leaf sheath with ocreas and infructescence. B. Leaf diagram. C. Whole leaf. D. Staminate rachilla. Pistillate rachillae. F in More new rattans from New Guinea and the Solomon Islands (Calamus, Arecaceae)
FIGURE 4. Calamus heatubunii. A. Leaf sheath with ocreas and infructescence. B. Leaf diagram. C. Whole leaf. D. Staminate rachilla. Pistillate rachillae. F. Pistillate flower at anthesis. G. Pistillate flower in longitudinal section. H. Fruit. I. Seed in two views. J. Seed in longitudinal section. Scale bar: A = 4 cm; B = 24 cm; C = 8 cm; D, E = 1 cm; F, G = 3 mm, H–J = 8 mm. A, B, H–J from Baker et al. 1392; C–G from Baker et al. 1394. Drawn by Lucy T. Smith.
FIGURE 7. Calamus kostermansii. A. Leaf sheath with ocrea and infructescence base. B. Leaf apex. C. Mid-leaf portion. D in More new rattans from New Guinea and the Solomon Islands (Calamus, Arecaceae)
FIGURE 7. Calamus kostermansii. A. Leaf sheath with ocrea and infructescence base. B. Leaf apex. C. Mid-leaf portion. D. Portion of infructescence. E. Fruit. Scale bar: A = 3 cm; B–D = 4 cm; E = 1 cm. All from Kostermans K10. Drawn by Lucy T. Smith.
FIGURE 11. Calamus superciliatus. A. Leaf sheath with flagellum. B. Leaf diagram. C. Leaf apex. D in More new rattans from New Guinea and the Solomon Islands (Calamus, Arecaceae)
FIGURE 11. Calamus superciliatus. A. Leaf sheath with flagellum. B. Leaf diagram. C. Leaf apex. D. Primary branch of staminate inflorescence. E. Staminate rachilla. F. Fruit. G, H. Seed in two views. I. Seed in longitudinal section. Scale bar: A, D = 3 cm; B = 30 cm; C = 6 cm; E = 7 mm; E= 3.3 mm, F–I = 8.5 mm. A–E from Baker et al. 1370, F–I from Baker et al. 1385. Drawn by Lucy T. Smith.
FIGURE 10. Calamus pintaudii. A. Leaf sheath with tattering ocrea. B. Leaf apex. C. Mid-leaf portion D in More new rattans from New Guinea and the Solomon Islands (Calamus, Arecaceae)
FIGURE 10. Calamus pintaudii. A. Leaf sheath with tattering ocrea. B. Leaf apex. C. Mid-leaf portion D. Primary branch of pistillate inflorescence. E. Staminate rachilla. F. Fruit on rachilla. G. Fruit. H. Seed in two views. I. Seed in longitudinal section. Scale bar: A, F = 3 cm; B–D = 4 cm; E = 1.5 cm; G–I = 1.5 cm. A, D from Zieck NGF 36189; B, C, E–I from Pintaud et al. 671. Drawn by Lucy T. Smith.
ScienceDex guides
Understand access before you commit
These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.