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FOC | Family List | FOC Vol. 20-21 | Asteraceae

128. Arctogeron Candolle, Prodr. 5: 260. 1836.

莎菀属 suo wan shu

Authors: Yilin Chen & Luc Brouillet

Herbs, perennial, mat-forming, scapiform; caudex branched; taproot thick. Leaves linear, base marcescent. Capitula radiate, solitary on scapes. Involucre campanulate; phyllaries 3- or 4-seriate, imbricate, narrowly lanceolate, membranous, acuminate, abaxially rounded, 1-veined, green along vein, often purplish apically, white toward margin, margins scarious, hyaline, erose. Receptacle flat, ± alveolate. Florets fertile. Ray florets white or pinkish white, twice as long as involucre, lamina ovate-oblong; disk florets bisexual, yellow, cylindric-campanulate, 5-lobed, lobes triangular; anther base obtuse, apical appendage lanceolate; style branch tips lanceolate. Achenes oblong, slightly compressed, densely silvery sericeous, slightly veined. Pappus 3- or 4-seriate, of white to yellowish white barbellate bristles, some outer shorter and thinner.

One species: NE China, Mongolia, Russia (Far East).

Lower Taxon


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