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Photo is of parent taxon
Habit Herbs glabrous or sparsely villous.
Stems

sprawling or climbing, 3–5 dm.

Leaves

5–9 cm;

leaflets 6–10, blades 18–70 × 3–8 mm.

Flowers

13–16 mm, banner deeply cordate.

2n

= 14.

Lathyrus brachycalyx var. zionis

Phenology Flowering Apr–Jun.
Habitat Sagebrush, juniper, and pinyon pine communities.
Elevation 1300–2300 m. (4300–7500 ft.)
Distribution
from FNA
AZ; CO; NM; UT
[BONAP county map]
Discussion

Variety zionis is found in northern Arizona, southwestern Colorado, northwestern New Mexico, and western and southeastern Utah.

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

Source FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Lathyrus > Lathyrus brachycalyx
Sibling taxa
L. brachycalyx var. brachycalyx
Synonyms L. zionis, L. brachycalyx subsp. zionis
Name authority (C. L. Hitchcock) S. L. Welsh: Great Basin Naturalist 38: 317. (1978)
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