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20. Atalantia Corrêa, Ann. Mus. Natl. Hist. Nat. 6: 383, 385, 386. 1805.
酒饼簕属 jiu bing le shu
Authors: Prof. Dianxiang Zhang & Thomas G. Hartley
Severinia Tenore ex Endlicher.
Shrubs or trees, unarmed or with straight axillary spines, without rust-colored villosulous indumentum on terminal and axillary buds or young inflorescences. Leaves alternate, 1-foliolate or simple; petiole 2-13 mm, usually not bent, twisted, or swollen. Inflorescences terminal and/or axillary, fasciculate, racemose, or paniculate. Flowers bisexual. Sepals 3-5, connate at base to nearly their full length, or calyx splitting irregularly into 2 or 4 segments. Petals 3-5, imbricate in bud. Stamens 6-10, equal or alternately unequal in length, distinct, monadelphous, filaments coherent in phalanges, or filaments irregularly coherent. Disk annular, cup-shaped, or columnar. Gynoecium 2-5-loculed, syncarpous; ovules 1 or 2 per locule; style to 1.5 × as long as ovary, deciduous in fruit. Fruit a berry, usually with pulp vesicles and with or without mucilaginous pulp; endocarp membranous. Seeds with membranous seed coat; endosperm lacking; embryo straight; cotyledons elliptic, plano-convex; hypocotyl partly included between cotyledons.
About 17 species: S and SE Asia; seven species (two endemic) in China.
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| 1 |
Leaves simple; petiole not articulated with leaf blade |
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(2) |
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Leaves 1-foliolate; petiole articulated with leaf blade |
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(3) |
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| 2 (1) |
Branchlets with spines ca. 4 cm or rarely unarmed; leaf blade 2-6(-10) × 1-5 cm, apex rounded or rarely narrowly obtuse, retuse to emarginate at tip; stamens 10; ripe fruit bluish black. |
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1 A. buxifolia |
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Branchlets unarmed or rarely with sparse short spines; leaf blade 11-21 × 3-6(-10) cm, apex acuminate, sometimes retuse at tip; stamens 8; ripe fruit red. |
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2 A. kwangtungensis |
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| 3 (1) |
Fruit ellipsoid to ovoid but pyriform when young, ca. 3 cm in diam.. |
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7 A. fongkaica |
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Fruit globose or subglobose, 1.2-3 cm in diam |
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(4) |
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| 4 (3) |
Flowers 5-6 mm in diam.; petals 3-4 mm; fruit smooth. |
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3 A. henryi |
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Flowers 8-15 mm in diam.; petals 6-10 mm; fruit scabrous |
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(5) |
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| 5 (4) |
Young branchlets and leaves glabrous. |
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6 A. acuminata |
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Young branchlets and leaves with indumentum |
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(6) |
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| 6 (5) |
Leaflet blade apex acuminate; petiole 6-10 mm; fruit 1.5-2 cm or more in diam.. |
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4 A. dasycarpa |
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Leaflet blade apex mucronate to obtuse; petiole 10-12 mm; fruit 2.5-3 cm in diam.. |
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5 A. guillauminii |
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Lower Taxa
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