Gomphrena sonorae
in W. H. Emory, Rep. U.S. Mex. Bound. 2(1): 181. 1859.
Common names: Sonoran globe-amaranth
Plants perennial or annual, not cespitose, 1.5–6 dm; roots primary, woody or fibrous. Stems erect or ascending, sparsely pilose, glabrate. Leaves sessile or petiolate; petiole to 0.9 cm; blade green, elliptic, oblong, oblanceolate, or linear, 3–10 × 0.5–1.2 cm, sparsely pilose. Inflorescences: heads white, globose, 0.8–1.3 mm diam., subtended by 2 leaves; bractlets white, not crested. Flowers: tube densely lanose proximally; perianth lobes white, oblong, 3.5–4 mm, hyaline, apex rounded to emarginate. Utricles ovoid, 2.2 mm, apex acute. Seeds 1–1.5 mm.
Phenology: Flowering late summer–winter.
Habitat: Sandy slopes, open woodlands, scrub, dry streambeds
Elevation: 900-1800 m
Distribution
Ariz., N.Mex., Mexico.
Discussion
Selected References
None.
Lower Taxa
None.