Aphanisma

Nuttall ex Moquin-Tandon in A. P. de Candolle and A. L. P. P. de Candolle

in A. P. de Candolle and A. L. P. P. de Candolle, Prod. 13(2): 43, 54. 1849.

Etymology: Greek aphanes, obscure or inconspicuous
Treatment appears in FNA Volume 4. Treatment on page 264. Mentioned on page 261.
Revision as of 23:24, 16 December 2019 by FNA>Volume Importer

Herbs, annual, glabrous. Stems prostrate, decumbent, ascending and stout or slender and flexuous, simple or sparsely branched, not jointed or armed, succulent. Leaves alternate, sessile or petiolate; blade not fleshy, margins entire; proximal spatulate, oblanceolate, or oblong, apex obtuse or acute; distal ovate-oblong to cordate-oblong, base clasping. Inflorescences axillary, sessile, 1–5-flowered. Flowers bisexual; perianth 3(–5)-lobed, herbaceous; stigmas 3; stamen 1. Fruiting structures: utricle globose, exceeding perianth at maturity; pericarp free from seed, green, membranous, dehiscence circumscissile. Seeds horizontal, lenticular; seed coat black, rugose-punctate; embryo incompletely annular, perisperm copious. [No chromosome count available.]

Distribution

Calif., nw Mexico.

Discussion

Species 1.

Selected References

None.