Mortonia utahensis

(Coville ex Trelease) A. Nelson

Bot. Gaz. 47: 427. 1909.

Common names: Utah mortonia
Basionym: Mortonia scabrella var. utahensis Coville ex Trelease in A. Gray et al., Syn. Fl. N. Amer. 1(1,2): 400. 1897
Treatment appears in FNA Volume 12. Treatment on page 129. Mentioned on page 128.

Shrubs 0.3–1.2 m. Leaves: blade ovate or broadly elliptic to suborbiculate, 7–16 × 5–12 mm, length 1.3–1.4 times width, rigid, base rounded to broadly cuneate, margins not thickened, revolute, apex rounded to acute, sometimes mucronulate, surfaces scabridulous. Inflorescences cymose panicles. Flowers: sepals triangular, 1–2.3 mm; petals ovate, 2.2–3 mm. Fruits 5–7 mm.

Phenology: Flowering spring; fruiting late spring–summer.
Habitat: Limestone, dry desert slopes, canyon bottoms.
Elevation: 500–2100 m.


V12 905-distribution-map.jpg

Ariz., Calif., Nev., Utah.


Mortonia utahensis is restricted to the Mojave Desert.

Selected References


Lower Taxa

... more about "Mortonia utahensis"
Jinshuang Ma +  and Geoffrey A. Levin +
(Coville ex Trelease) A. Nelson +
Mortonia scabrella var. utahensis +
Utah mortonia +
Ariz. +, Calif. +, Nev. +  and Utah. +
500–2100 m. +
Limestone, dry desert slopes, canyon bottoms. +
Flowering spring +  and fruiting late spring–summer. +
Mortonia utahensis +
Mortonia +
species +