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1. Aspidopterys A. Jussieu ex Endlicher, Gen. Pl. 1060. 1840.
盾翅藤属 dun chi teng shu
Woody lianas or lianoid shrubs. Leaves opposite, entire, eglandular; stipule absent or small and deciduous. Inflorescences paniculate, rarely a raceme or cyme, axillary or terminal; peduncles articulated distally; pedicels usually bracteolate. Flowers 5-merous, bisexual, actinomorphic. Sepals 5, sometimes connate at base, eglandular. Petals 5, yellow or white, not clawed, entire, explanate or recurved. Stamens 10; filaments filiform, free or sometimes connate at base; anthers basifixed. Ovary 3-lobed, lobes abaxially flattened, margins ± winged; styles 3, free; stigma capitate. Samaras 3, often attached by a carpophore, each 3-winged; lateral wings connate forming 1 large wing, orbicular to oblong, membranous or leathery, palmately veined, sometimes shortly crested at middle; abaxial wing well developed or absent. Seeds cylindric, located at center of samara.
About 20 species: tropical Asia; nine species (five endemic) in China.
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1 |
Samara oblong, oblong-lanceolate, or ovate-elliptic, length conspicuously longer than width |
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(2) |
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Samara orbicular to suborbicular, length slightly longer than or equaling width |
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(4) |
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2 (1) |
Lianoid shrubs, not ferruginous pubescent; pedicels ca. 8 mm. |
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2 A. floribunda |
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Lianas, ferruginous pubescent; pedicels 2-6 mm |
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(3) |
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3 (2) |
Pedicels 4-6 mm; ovary sparsely hirsute; samara oblong. |
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1 A. henryi |
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Pedicels 2-2.5 mm; ovary glabrous; samara ovate-elliptic. |
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3 A. glabriuscula |
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4 (1) |
Plant glabrescent; leaf blade abaxially glabrous, base of midrib sometimes puberulent |
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(5) |
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Plant with a persistent pubescence; leaf blade abaxially tomentose or sericeous pubescent |
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(7) |
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5 (4) |
Leaf blade ovate-elliptic to oblong, midrib base abaxially puberulent. |
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5 A. concava |
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Leaf blade variously subcordate to ovate, midrib base abaxially glabrous |
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(6) |
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6 (5) |
Leaf blade 7-12 × 4.5-6 cm; cymose panicles terminal. |
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9 A. microcarpa |
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Leaf blade 11-25 × 8-15 cm; racemose panicles axillary. |
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6 A. cavaleriei |
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7 (4) |
Leaf blade abaxially sericeous pubescent. |
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8 A. nutans |
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Leaf blade abaxially tomentose |
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(8) |
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8 (7) |
Leaf blade ovate to ovate-lanceolate, apex caudate-acuminate. |
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4 A. esquirolii |
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Leaf blade suborbicular to obcordate, apex retuse-acuminate. |
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7 A. obcordata |
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List of lower taxa
Related Links (opens in a new window) |
Treatments in Other Floras @ www.efloras.org
Other Databases
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