Collinsia callosa
Erythea 7: 96. 1899.
Annuals 4–25 cm, fleshy. Stems erect to ascending. Leaf blades oblong to ovate, length usually less than 6 times width, base of distals clasping, margins usually entire. Inflorescences glandular; nodes 1–3-flowered; flowers not crowded; distalmost bracts ovate, 2–3 mm. Pedicels ascending to spreading, longer than calyx, visible. Flowers: caly× campanulate to urceolate, lobes narrowly deltate to lanceolate, equal to capsule, ape× subacute to rounded; corolla lavender-blue, rarely pink, lobe base white, keel tip purple, 7–9 mm; banner length 0.8–1 times wings, lobe base without folds; stamens: filaments glabrous, adaxials rarely sparsely hairy, basal spur 0(or 1). Seeds 6–8, oblong to hourglass-shaped, 1.8–2.5 mm, margins thickened, inrolled.
Phenology: Flowering Apr–Jun.
Habitat: Disturbed, rocky slopes, open chaparral, sagebrush scrub, pinyon/juniper or pine woodlands.
Elevation: 1000–2300 m.
Discussion
Collinsia callosa occurs primarily on the eastern sides of the southernmost Coast Ranges, Transverse Ranges, and southern Sierra Nevada. A report of this species from Nye County, Nevada (J. T. Kartesz 1987) has not been verified by the author.
Selected References
None.