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606 results for “Arecaceae”
FIGURE 41 in A revision of Geonoma (Arecaceae)
FIGURE 41. Distribution maps of Geonoma triandra, G. triglochin, G. trigona, and G. umbraculiformis.
Plate 64 in A revision of Geonoma (Arecaceae)
Plate 64. Isotype of Geonoma stricta subsp. pliniana (J.-J. de Granville & G. Cremers 13148, NY).
FIGURE 28 in A revision of Geonoma (Arecaceae)
FIGURE 28. Distribution maps of Geonoma monospatha, G. mooreana, G. multisecta, and G. occidentalis.
FIGURE 29 in A revision of Geonoma (Arecaceae)
FIGURE 29. Distribution maps of Geonoma oldemanii, G. oligoclona, G. operculata, and G. orbignyana subsp. orbignyana.
FIGURE 26 in A revision of Geonoma (Arecaceae)
FIGURE 26. Distribution maps of Geonoma maxima subsp. compta, G. maxima subsp. dispersa, G. maxima subsp. hexasticha, and G. maxima subsp. multiramosa.
FIGURE 13 in A revision of Geonoma (Arecaceae)
FIGURE 13. Distribution maps of Geonoma congesta subsp. congesta, G. congesta subsp. osensis, G. cuneata subsp. cuneata, G. cuneata subsp. guanacastensis.
FIGURE 24 in A revision of Geonoma (Arecaceae)
FIGURE 24. Distribution maps of Geonoma longivaginata subsp. longivaginata, G. longivaginata subsp. copensis, G. longivatinata subsp. sanblasensis, G. longivatinata subsp. vallensis, and G. macrostachys.
FIGURE 6. A in A revision of Geonoma (Arecaceae)
FIGURE 6. A. Prophylls and peduncular bracts ribbed with elongate, unbranched fibers, both bracts tubular, narrow, elongate, closely sheathing the peduncle, more or less persistent. B. Prophyll short, asymmetrically apiculate, the margins curved around the stem, the surfaces flat with dense, felty, brown tomentum. C. Prophyll surface ridged, with close, equal, parallel, non-dividing ridges, scarcely tomentose between the ridges. D. Prophyll surface ridged, the ridges unequally wide, dividing from and rejoining other ridges, the prophylls usually splitting irregularly between the ridges. E. Prophyll margins with irregular, spine-like projections. F. Peduncular bract vestigial (arrowed), the prophyll three times or more long; stem cane-like, the internodes longer than wide; internodes yellowish and smooth. G. Rachilla surface with spiky, fibrous projections or ridges. H. Rachillae drying brown, the surfaces with faint to pronounced, short, transverse ridges; rachillae filiform with extended narrowed sections between the flower pits; flower pits alternately arranged; proximal and distal lips joined laterally with no clear gap between them, forming a raised cupule, the margins not overlapping. Scale bar = 1 cm.
FIGURE 5. A in A revision of Geonoma (Arecaceae)
FIGURE 5. A. Internodes covered with brownish scales, especially in their distal part; stem cane-like, the internodes longer than wide. B. Leaf undivided. C. Leaf irregularly pinnate, some pinnae with 1 main vein only. D. Pinna with 1 main vein and 2 lateral veins on either side of main vein. E. Leaves plicate. F. Base of leaf blade recurved against the rachis (arrow). G. Rachis drying reddishbrown. H. Veins raised and rectangular in cross-section adaxially; leaf pinnate. I. Veins not raised or slightly raised and triangular in cross-section adaxially; leaf undivided. Scale bar = 1 cm.
FIGURE 9 in A revision of Geonoma (Arecaceae)
FIGURE 9. Distribution maps of Geonoma aspidiifolia subsp. aspidiifolia, G. aspidiifolia subsp. fusca, G. baculifera, and G. bernalii.
FIGURE 4 in A revision of Geonoma (Arecaceae)
FIGURE 4. Degree squares with Ž10 species (crosses); degree squares with CVs of Ž18.0 per degree square (circles).
FIGURE 12 in A revision of Geonoma (Arecaceae)
FIGURE 12. Distribution maps of Geonoma concinna subsp. concinna, G. concinna subsp. simplex, G. concinnoidea subsp. concinnoidea, G. concinnoidea subsp. coclensis, and G. concinnoidea subsp. jefensis.
FIGURE 11 in A revision of Geonoma (Arecaceae)
FIGURE 11. Distribution maps of Geonoma calyptrogynoidea, G. camana, G. chlamydostachys, G. chococola subsp. chococola, and G. chococola subsp. awaensis.
FIGURE 10 in A revision of Geonoma (Arecaceae)
FIGURE 10. Distribution maps of Geonoma braunii, G. brenesii, G. brongniartii subsp. brongniartii, and G. brongniartii subsp. pascoensis.
FIGURE 8. A in A revision of Geonoma (Arecaceae)
FIGURE 8. A. Staminodial tubes crenulate or shallowly lobed at the apex; proximal lips of flower pits recurved at the apices after anthesis (arrowed). B. Staminodial tubes lobed at the apex, the lobes spreading at anthesis, acuminate (left); staminodial tubes lobed at the apex, the lobes not spreading at anthesis, not acuminate (right). C. Staminodial tubes of non-fertilized pistillate flowers projecting and persistent after anthesis. D. Fruit bases with a prominent, asymmetric stipe; fruit surfaces bumpy from the numerous, subepidermal, tangential, short fibers present, these coming to a point at fruit apices. E. Fruits ovoid with conical apices. F. Fruit surfaces splitting deeply and longitudinally at maturity to reveal mesocarp with dense layer of radial fibers G. Fruit surfaces with fibers emerging. H. Locular epidermis with operculum; locular epidermis with numerous pores. I. Locular epidermis sculpted, with a raised, meridional ridge. Scale bar = 1 cm.
FIGURE 7. A in A revision of Geonoma (Arecaceae)
FIGURE 7. A. Flower pits tricussately arranged, the groups of pits closely spaced; proximal lips hood-shaped. B. Proximal and distal lips drying darker brown than the rachilla; flower pits decussately arranged, the groups not closely spaced nor consistently arranged throughout the rachillae. C. Flower pits densely hairy internally; proximal lips hoodshaped; distal lips of flower pits absent; flower pits spirally arranged. D. Proximal lips of flower pits with a central notch before anthesis, the two sides of the notch overlapping, the lips more or less heart-shaped. E. Staminate and pistillate petals emergent, valvate throughout. F. Staminate flowers persistent post-anthesis. G. Stamens 6; thecae diverging at anthesis, inserted almost directly onto the filament apices, the connectives bifid but scarcely developed; anthers short and curled over at anthesis. H. Thecae not diverging at anthesis, inserted onto well-developed, non-split, jointed connectives; anthers short at anthesis, remaining straight and parallel. I. Anthers not short and curled at anthesis, elongate, remaining straight. Scale bar = 1 cm.
FIGURE 18 in A revision of Geonoma (Arecaceae)
FIGURE 18. Distribution maps of Geonoma euspatha, G. ferruginea subsp. ferruginea, G. ferruginea subsp. microspadix, and G. ferruginea subsp. nicaraguensis.
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 7 in A new species of Allagoptera (Arecaceae) from the Cerrado of central Brazil
FIGURE 7. Cross-section of pinna (region of the main vein). A. Allagoptera campestris (Martins 228); B. Allagoptera leucocalyx (Martins 1093); C. Allagoptera robusta (Martins 1131). Scale bars: A. 100μm, B. 200 μm, C. 100 μm. Legends: et: expansion tissue, pc: papillose cells, ra: ramenta.
FIGURE 6 in A new species of Allagoptera (Arecaceae) from the Cerrado of central Brazil
FIGURE 6. Cross-section of pinna (blade region). A. Allagoptera campestris (Martins 228); B. Allagoptera leucocalyx (Martins 1093); C. Allagoptera robusta (Martins 1131). Scale bars: A. 100μm, B. 50 μm, C. 100 μm. Legends: fi: fibras, ade: adaxial face epidermis, abe: abaxial face epidermis, sb: silica bodies, st: stomata, ext: extension of sheath vascular, hp: hypodermis, sr: stomatal ridges, vb1 (1st order vascular bundle), vb2 (2nd order vascular bundle), vb 3 (3rd order vascular bundle).
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