Gnaphalium
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Authority
Acevedo-Rodríguez, Pedro & collaborators. 1996. Flora of St. John, U.S. Virgin Islands. Mem. New York Bot. Gard. 78: 1-581.
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Family
Asteraceae
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Scientific Name
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Description
Genus Description - Annual or perennial herbs, usually woolly or tomentose; stems commonly simple and erect. Leaves simple, alternate, linear to narrowly elliptic. Inflorescence mostly terminal, cymose-corymbiform or paniculate. Heads disciform; involucre cylindrical or bellshaped; involucral bracts graduated, overlapping, membranous, translucent; receptacle generally naked. Flowers heterogamous; corollas actinomorphic; styles bifid, branches linear, apex truncate. Outer flowers many, pistillate, the corollas filiform. Central flowers 5-10 (-25), presumably bisexual, the corollas tubular, shortly 3-5-lobed, lobes often glandular-pubescent, the anthers caudate. Achenes obovoid, glabrous or papillose; pappus of several to many free, subequal, barbellate capillary bristles, these usually deciduous.
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Distribution
A cosmopolitan genus of 80-150 species with centers of diversity in the highlands of Mexico, South America, and Africa.
México Mexico North America| South America| Africa|