Rustia Klotzsch

Genus

Angiosperms > Gentianales > Rubiaceae

Characteristics

Trees or shrubs, the branchlets glabrous. Leaves glandular punctate; stipules large, deciduous. Inflorescences terminal, paniculate. Flowers pedicellate, the pedicels bracteolate; hypanthium campanulate or turbinate, the calycine cup with 5 lobes or teeth; corolla funnelform or campanulate, the tube glabrous to hairy within, the lobes 5, valvate; stamens 5, the anthers basifixed, opening by a ter-minal slit or pore, the filaments attached at the throat; ovarian disc terete or sulcate, the style dilated medially, clavate at the apex or the 2 stigmatic lobes conspicuous, the ovary 2-celled, the ovules numerous, attached vertically to the septum. Fruits capsular, coriaceous, oblong ovoid, the 2 valves separating loc-ulicidally; seeds numerous, minute, horizontal, the testa membranous.
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Foliage retention deciduous
Sexuality hermaphrodite
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Hardiness (USDA) 9-12

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