Flora of North America species comparison

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Gomphrena martiana

Gomphrena caespitosa

globe amaranth

tuft ball clover, tuft globe-amaranth
Habit Plants perennial, not cespitose, 0.4–1.5 dm; roots unknown. Plants perennial, cespitose, 0.5–1.5 dm; roots primary, diffuse, woody.
Stems

erect, sparsely pilose.

ascending, with 1–2 pairs of leaves, sparsely villous, often glabrate.
Leaves

petiole 0.4–1.4 cm;

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

mostly basal;

petiole to 3 cm;

blade green, obovate or oblong, 3.5–7.5 × 2–3 cm, apex rounded or obtuse, densely grayish appressed-pilose.
Inflorescences

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

bractlets white, slightly ridged abaxially, not crested.

heads white, subglobose, 10–17 mm diam.;

bractlets not crested, margins dentate near apex.
Flowers

tube glabrous;

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

tube densely white-pilose;

perianth lobes white to yellow, linear to lanceolate, 4.5–5 mm, hyaline, apex obtuse.
Seeds

not seen.

1.5 mm.
Utricles

not seen.

ovoid, 2 mm, apex acute.

Gomphrena martiana

Gomphrena caespitosa
Phenology Flowering fall. Flowering spring–early summer.
Habitat Wool-waste areas Open woodlands, especially oak-juniper woodlands, hillsides
Elevation 30 m [100 ft] 600-2000 m [2000-6600 ft]
Distribution
from FNA
NY; South America [Introduced in North America]
[BONAP county map]
from FNA
AZ; NM; Mexico (Sonora)
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 4, p. 452. Treatment author: Steven E. Clemants. FNA vol. 4, p. 452. 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. globosa, G. haageana, G. martiana, G. nealleyi, G. nitida, G. serrata, G. sonorae, 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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