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FOC | Family List | FOC Vol. 11 | Simaroubaceae

3. Brucea J. F. Miller, Icon. Anim. Pl. t. 25. 1779.

鸦胆子属 ya dan zi shu

Shrubs or small trees, monoecious or dioecious, with bitter root cortex and bark. Branches pubescent or puberulent when young. Leaves odd-pinnate; stipules absent; leaflets 3-15; blades ovate or lanceolate, base slightly oblique, margin entire or serrate, apex acuminate. Flowers unisexual, rarely bisexual, in narrow axillary cymose panicles. Sepals 4, small, ovate, oblong-ovate, or deltoid, bases connate, imbricate in bud. Petals 4, small, free, imbricate in bud, oblong-ovate, oblong, or linear. Disk thick, 4-lobed. Stamens 4, only with rudiments in female flowers or fully degenerated; filaments short, inserted between lobes of disk; anthers cordate or ovate. Ovary 4-carpellate; carpels free, ovoid, with 1 ovule; styles free or basally connate. Fruit comprising 1 or more drupelike monocarps (each a druparium), hard, somewhat fleshy. Seeds exalbuminous.

About six species: mainly in Africa, Asia, and N Oceania; two species in China.


1 Leaflet blades ovate or ovate-lanceolate, margin coarsely toothed; druparium 6-8 × 4-6 mm, exocarp reticulately wrinkled when dry.   1 B. javanica
+ Leaflet blades elliptic-lanceolate, ovate-lanceolate, or broadly lanceolate, margin entire; druparium 8-12 × 6-8 mm, exocarp shallowly reticulately wrinkled when dry.   2 B. mollis

Lower Taxa


 

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