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Tradescantia Linnaeus

紫万年青属

Description from Flora of China

Rhoeo Hance; Zebrina Schnizlein.

Herbs perennial. Rhizomes absent. Stems decumbent, ascending, or erect. Leaves distichous or spirally arranged. Cincinni pseudoterminal or lateral, solitary, fascicled, or forming a panicle, sessile; involucral bracts mostly spathelike; bracts filiform. Flowers actinomorphic. Sepals free or connate at base, boat-shaped. Petals free or with claws fused at base, white or pink, ovate. Stamens 6, all fertile, subequal or antepetalous 3 shorter; filaments glabrous or bearded; anther locules ellipsoid or oblong, longitudinally dehiscent. Ovary 3-loculed; ovules 2 per locule. Capsule 3-valved, ovoid. Seeds (1 or)2 per valve, subpyramidal, rugose reticulate; hilum linear, minute.

About 70 species: mainly in tropical America; two species (introduced) in China.

花圃 Nursery, 引种苗圃 Introducing Plants Nursery

Lower Taxa


 

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