in A. Gray et al., Syn. Fl. N. Amer. 2(1): 257. 1878.
Annuals 8–35 cm, not fleshy. Stems erect to ascending. Leaf blades oblong to lanceolate or oblanceolate, length usually less than 6 times width, base of distals tapered, margins entire or serrulate. Inflorescences densely glandular; nodes 2–5-flowered; flowers not crowded; distalmost bracts linear, 2–3(+) mm. Pedicels spreading to ascending, longer than calyx, visible. Flowers: caly× campanulate, lobes lanceolate, surpassing capsule, ape× subacute to rounded; corolla whitish or pale lavender, banner base with central field of purple spots, 6–9(–11) mm, glabrate; banner length 0.9–1 times wings, lobe base without folds; stamens: filaments glabrous, basal spur 0. Seeds 2, ovate to oval, 2–3 mm, margins thickened, inrolled.
Phenology: Flowering (Apr–)May–Jul.
Habitat: Shaded slopes, mixed oak-conifer woodlands.
Elevation: 1000–2200 m.
Collinsia childii occurs principally on shaded, rocky soil. It is most common in the Sierra Nevada and Transverse ranges in the interior of southern California. There are also isolated populations in the South Coast Ranges.