小葵子属 xiao kui zi shu

Annuals, perennials, subshrubs, or shrubs. Stems erect or creeping, branched. Leaves mostly cauline, opposite, sessile; blade rhombic to lanceolate or oblanceolate, both surfaces glabrous or puberulent to pilose, gland-dotted at least abaxially, margin entire or serrate. Synflorescence corymbiform or of solitary capitula. Capitula radiate; involucres campanulate or hemispheric; phyllaries persistent, 10-13, 2-seriate; receptacle conical to hemispheric; paleae oblong to lanceolate, membranous to scarious. Ray florets 6-18, female, fertile; corollas yellow. Disk florets numerous, bisexual, fertile; corollas yellow, tubes cylindric, hairy, shorter than campanulate throats, 5-lobed, deltate. Achenes weakly compressed, 3- or 4-angled, glabrous; pappus absent. x = 15.

Six species: Africa; one species (introduced) in China.

See Baagøe, Bot. Tidsskr. 69(1): 1-39. 1974.

Lower Taxon

• Guizotia abyssinica (Linnaeus f.) Cassini