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small-leaf globemallow, smallflower globemallow

annual globemallow, Coulter's globemallow

Habit Plants perennial.
Stems

erect, green or gray-green, 1.5–4(–10) dm, white- to yellow-canescent.

Leaf

blades gray to green, ovate, unlobed or weakly 3–5-lobed, 1–5.5 cm, not rugose, base cuneate to cordate, margins entire or crenate to serrate, surfaces stellate-pubescent.

Inflorescences

paniculate, crowded, flowers clustered with distinct internodes between clusters, tip not leafy;

involucellar bractlets usually green to tan, sometimes red-purple.

Flowers

sepals 6–9 mm, tip not forming distinct beak in bud;

petals red-orange, 8–14 mm;

anthers yellow.

Seeds

1 per mericarp, gray or black, ± pubescent.

Schizocarps

ellipsoid;

mericarps 12, 3.5–5.5 × 1.5–3 mm, chartaceous, nonreticulate dehiscent part 60–70% of height, with or without apical cusp, indehiscent part not wider than dehiscent part.

2n

= 10, 20.

Sphaeralcea parvifolia

Sphaeralcea coulteri

Phenology Flowering summer.
Habitat Dry slopes
Elevation 1500–2100 m (4900–6900 ft)
Distribution
from FNA
AZ; CA; CO; NM; NV; UT
[WildflowerSearch map]
[BONAP county map]
from FNA
AZ; CA; Mexico
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 3 (1 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 6, p. 367. FNA vol. 6, p. 362.
Parent taxa Malvaceae > subfam. Malvoideae > Sphaeralcea Malvaceae > subfam. Malvoideae > Sphaeralcea
Sibling taxa
S. ambigua, S. angustifolia, S. caespitosa, S. coccinea, S. coulteri, S. digitata, S. emoryi, S. fendleri, S. fumariensis, S. gierischii, S. grossulariifolia, S. hastulata, S. incana, S. laxa, S. leptophylla, S. lindheimeri, S. moorei, S. munroana, S. orcuttii, S. pedatifida, S. polychroma, S. procera, S. psoraloides, S. rusbyi, S. wrightii
S. ambigua, S. angustifolia, S. caespitosa, S. coccinea, S. digitata, S. emoryi, S. fendleri, S. fumariensis, S. gierischii, S. grossulariifolia, S. hastulata, S. incana, S. laxa, S. leptophylla, S. lindheimeri, S. moorei, S. munroana, S. orcuttii, S. parvifolia, S. pedatifida, S. polychroma, S. procera, S. psoraloides, S. rusbyi, S. wrightii
Subordinate taxa
S. coulteri var. coulteri
Synonyms S. arizonica, S. marginata Malvastrum coulteri
Name authority A. Nelson: Proc. Biol. Soc. Wash. 17: 94. (1904) (S. Watson) A. Gray: Proc. Amer. Acad. Arts 22: 291. (1887)
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