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Munro's desert-mallow, Munro's globemallow, munroe's globe-mallow, orange globe mallow, white-stem globe-mallow

woolly globemallow

Habit Plants perennial. Plants perennial.
Stems

erect, green to gray-green, 2.5–9 dm, gray-green canescent.

decumbent, whitish, 2–7 dm, soft-pubescent.

Leaf

blades green to gray-green, triangular, unlobed or weakly 5-lobed, to 4.5 cm, not rugose, base cuneate to truncate, margins coarsely toothed, surfaces stellate-pubescent.

blades abaxially white to silvery, adaxially green, deltate-ovate, unlobed or 3-lobed, 4 cm, not rugose, base cordate to truncate, margins broadly crenate, surfaces stellate-pubescent.

Inflorescences

narrowly paniculate, crowded, few–many-flowered, flowers in clusters, tip not leafy;

involucellar bractlets green to tan.

racemose, crowded, few-flowered, tip not leafy;

involucellar bractlets green to purple.

Flowers

sepals 4–9 mm, tips forming weak beak in bud;

petals red-orange, 11–14 mm;

anthers yellow.

sepals 8–15 mm;

petals red to red-pink, 15–25 mm;

anthers yellow.

Seeds

1 per mericarp, brown, slightly hairy.

2 or 3 per mericarp, brown to black, slightly pubescent.

Schizocarps

spheric;

mericarps 12, 3.5–4 × 2.5–3 mm, chartaceous, nonreticulate dehiscent part 55% of height, tip acute, with reflexed apical cusp, indehiscent part not wider than dehiscent part.

hemispheric;

mericarps 18, 4 mm, chartaceous, nonreticulate dehiscent part 60–70% of height, tip acute, indehiscent part not wider than dehiscent part.

Sphaeralcea munroana

Sphaeralcea lindheimeri

Phenology Flowering spring–summer. Flowering fall–spring.
Habitat Xeric plains and slopes Sandy soil, open thickets or roadsides
Elevation 100–2300 m (300–7500 ft) 0–300 m (0–1000 ft)
Distribution
from FNA
CA; ID; MT; NV; OR; UT; WA; WY; BC
[WildflowerSearch map]
[BONAP county map]
from FNA
TX
[BONAP county map]
Discussion

Sphaeralcea munroana and S. parvifolia are difficult to distinguish and may be conspecific. Sphaeralcea parvifolia is more southern and smaller overall; S. munroana is more northern and more robust.

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

Sphaeralcea lindheimeri has unusually long and soft hairs and is found usually near the coast.

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

Source FNA vol. 6, p. 367. FNA vol. 6, p. 366.
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. orcuttii, S. parvifolia, S. pedatifida, S. polychroma, S. procera, S. psoraloides, S. rusbyi, S. wrightii
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. moorei, S. munroana, S. orcuttii, S. parvifolia, S. pedatifida, S. polychroma, S. procera, S. psoraloides, S. rusbyi, S. wrightii
Synonyms Malva munroana, M. creeana, Malvastrum munroanum, Malveopsis munroana, Nuttallia munroana, S. munroana subsp. subrhomboidea, S. munroana var. subrhomboidea, S. subrhomboidea
Name authority (Douglas ex Lindley) Spach: Hist. Nat. Vég. 14: 403. (1847) A. Gray: Boston J. Nat. Hist. 6: 162. (1850)
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