Sommera Schltdl.

Genus

Angiosperms > Gentianales > Rubiaceae

Characteristics

Shrubs or trees, the branchlets pubescent, entire, mostly elliptic, membranous to chartaceous, the intervenal areas conspicuously lineolate; petioles present; stipules interpetiolar, deciduous. Infiorescences axillary, pedunculate, the flow-ers disposed in cymes, corymbs or racemes; bracts and bracteoles present. Flow-ers with the hypanthium turbinate, the calycine cup 4-5-lobed, the lobes broad, often foliose; corolla funnelform or campanulate, hairy outside and within; an-thers dorsifixed, the filaments short, pubescent; ovarian disc cup shaped, the style slender, short, the stigmas linear, often hairy, the ovary 2-celled, the ovules numerous. Fruits baccate, usually globose; calyx cup and lobes persistent; seeds many, obtusely angular.
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Foliage retention deciduous
Sexuality hermaphrodite
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Hardiness (USDA) 9-12

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