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4. Adoxa Linnaeus, Sp. Pl. 1: 367. 1753.
五福花属 wu fu hua shu
Authors: Deyuan Hong & David E. Boufford
Moscatella Adanson; Moschatellina Miller; Tetradoxa C. Y. Wu.
Herbs, perennial. Rhizomes creeping, filiform, terminated by a tuber; tuber white, giving rise to following year’s plant. Stems 1 or 2, glabrous. Basal leaves 1-3, ternate to biternate; cauline leaves 2, opposite, rarely alternate; all leaves petiolate, 3-cleft or compound. Inflorescences cymes, terminal, in headlike clusters, or racemelike. Flowers yellowish green, sessile, 4- or 5-merous. Calyx shallowly cup-shaped; lobes of terminal flower 2, lobes of lateral flowers 3. Corolla rotate; tube short; lobes 3-6 in terminal flower, 4-6 in lateral flowers, lobes papillate adaxially. Fertile stamens 4 or 5, inserted on corolla tube; filaments 2-fid to middle or to base; anthers 1-celled, peltate, extrorse, longitudinally dehiscent; inner stamens reduced to glandular papillae. Ovary inferior to semi-inferior; carpels 4 or 5, locules 4 or 5; styles 4 or 5, connate at base; stigmas capitate. Fruit berrylike, fleshy. x = 9, 2n = 36, 54, 108.
Three or four species: circumpolar; three species (two endemic) in China.
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| 1 |
Inflorescence racemelike; basal leaves simple, 3-cleft; cauline leaves simple, 3-cleft; flowers 3-5, corolla of lateral flowers 4-merous, corolla of terminal flower 5-merous; pedicels 5-10 mm; filaments 2-fid to middle. |
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1 A. omeiensis |
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Inflorescence a condensed capitate, several flowered cyme; basal leaves ternate or biternate; cauline leaves simple and 3-cleft or ternate; flowers 3-9, corolla of lateral flowers usually 5-merous, corolla of terminal flower 4-merous, subsessile or shortly pedicellate; filaments bifid to base |
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(2) |
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| 2 (1) |
Peduncle in flower and fruit straight, erect, ascending, or arching, held above leaves; corolla lobes broadly ovate to orbicular. |
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2 A. moschatellina |
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Peduncle in flower and fruit recurved or coiled, nearly always held below leaves; corolla lobes lanceolate to ovate. |
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3 A. xizangensis |
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Lower Taxa
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Treatments in Other Floras @ www.efloras.org
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