Annuals. Stems 10–60 cm, self-supporting, glandular-hairy; branches not twining. Leaves opposite proximally, alternate distally; blade linear to oblanceolate, 7–43 × 3–6(–10) mm, surfaces glandular-hairy. Inflorescences axillary, flowers solitary. Pedicels 1–4 mm. Flowers chasmogamous; calyx lobes equal or subequal, glandular-hairy, hairs long, eglandular, adaxial lobe 3–7 × 1 mm; corolla white to pale lavender, often violet-veined, 9–14 mm, base spurred, mouth 2–3 mm diam., palate sometimes purple-veined, rounded or angular, 3.5–6.5 mm diam., glabrous or hairy. Capsules ovoid, 5–7 mm, glandular-hairy, abaxial locule indehiscent or with 1 pore. Seeds black to dark brown, 1 mm, tuberculate and longitudinally ridged. 2n = 32.

Distribution

California.

Discussion

Subspecies 2 (2 in the flora).

Selected References

None.

Lower Taxa

Sairocarpus cornutus subsp. cornutus, Sairocarpus cornutus subsp. leptaleus

Key

1	Corolla veins violet, palates rounded, hairy, without yellow patches.	Sairocarpus cornutus subsp. cornutus
1	Corolla veins not contrasting, palates angular, glabrous or hairy, often with 2 yellow patches.	Sairocarpus cornutus subsp. leptaleus