Flora of North America species comparison

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Gomphrena martiana

Gomphrena sonorae

globe amaranth

Sonoran globe-amaranth
Habit Plants perennial, not cespitose, 0.4–1.5 dm; roots unknown. Plants perennial or annual, not cespitose, 1.5–6 dm; roots primary, woody or fibrous.
Stems

erect, sparsely pilose.

erect or ascending, sparsely pilose, glabrate.
Leaves

petiole 0.4–1.4 cm;

blade green, elliptic, 2.3–3.5 × 0.7–1 cm, apex acute, pilose.

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, subglobose, 7–11 mm diam., not subtended by 2 leaves;

bractlets white, slightly ridged abaxially, not crested.

heads white, globose, 0.8–1.3 mm diam., subtended by 2 leaves;

bractlets white, not crested.
Flowers

tube glabrous;

perianth lobes white, lanceolate, 3.2 mm, chartaceous, margins entire, apex acuminate.

tube densely lanose proximally;

perianth lobes white, oblong, 3.5–4 mm, hyaline, apex rounded to emarginate.
Seeds

not seen.

1–1.5 mm.
Utricles

not seen.

ovoid, 2.2 mm, apex acute.

Gomphrena martiana

Gomphrena sonorae
Phenology Flowering fall. Flowering late summer–winter.
Habitat Wool-waste areas Sandy slopes, open woodlands, scrub, dry streambeds
Elevation 30 m [100 ft] 900-1800 m [3000-5900 ft]
Distribution
from FNA
NY; South America [Introduced in North America]
[BONAP county map]
from FNA
AZ; NM; Mexico
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 4, p. 452. Treatment author: Steven E. Clemants. FNA vol. 4, p. 453. Treatment author: Steven E. Clemants.
Parent taxa Amaranthaceae > Gomphrena Amaranthaceae > Gomphrena
Sibling taxa
G. caespitosa, G. globosa, G. haageana, G. nealleyi, G. nitida, G. serrata, G. sonorae, G. viridis
G. caespitosa, G. globosa, G. haageana, G. martiana, G. nealleyi, G. nitida, G. serrata, G. viridis
Name authority Gillies ex Moquin-Tandon: in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 13(2): 400. (1849) Torrey: in W. H. Emory, Rep. U.S. Mex. Bound. 2(1): 181. (1859)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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