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FNA | Family List | FNA Vol. 4 | Amaranthaceae

5. Guilleminea Kunth in A. von Humboldt et al., Nov. Gen. Sp. 6: 40, plate 518. 1823.

[For Antoine Guillemin, 1796-1842, French botanist, author, and explorer]

Steven E. Clemants

Herbs, perennial. Stems prostrate [or ascending], much-branched, indumentum of simple hairs. Leaves opposite, petiolate; blade linear to lanceolate, spatulate, or ovate, margins entire; basal leaves withering. Inflorescences axillary, sessile, few-flowered glomerules; bracts and bracteoles membranous. Flowers bisexual; tepals 5, connate proximally ± 1/2 its length, 1-veined; stamens 5; filaments connate basally into tube, tube adnate to calyx distally; anthers 2-locular; pseudostaminodes absent; ovule 1; style 1, ca. 0.2 mm; stigmas 2-lobed, capitate. Utricles broadly ovoid, membranous, indehiscent. Seeds 1, red-brown, lenticular-orbicular.

Species 5 (1 in the flora): North America, Mexico, West Indies.


Henrickson, J. 1987. A taxonomic reevaluation of Gossypianthus and Guilleminea (Amaranthaceae). Sida 12: 307-337. Mears, J. A. 1967. Revision of Guilleminea (Brayulinea) including Gossypianthus (Amaranthaceae). Sida 3: 137-152.

Lower Taxa


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