Orthocarpus cuspidatus
Pittonia 4: 101. 1899.
Annuals 10–40 cm. Stems erect to ascending, puberulent to scabrous. Leaves 10–50 mm; blade: proximal margins entire, distal 3-lobed. Inflorescences racemes, 2–10 cm; bracts 10–20 mm, margins entire or 3-lobed from base, proximal not resembling distal leaves, midlobe purple-pink distally, ovate, 6–9 mm wide, apex obtuse, cuspidate, lateral lobes lanceolate. Pedicels 2 mm. Flowers: calyx 7–10 mm; corolla 9–25 mm, equal to or longer than bracts, abaxial lip slightly inflated, lobes 3, triangular, adaxial lip purple-pink, 3–8 mm, equal to or 1–5 mm longer than abaxial, densely puberulent, tip not hooked, not bearded. Capsules 6–8 mm, apex retuse. Seeds 1–12, dark brown, ovoid to reniform, 2 mm, shallowly reticulate, not ridged. 2n = 28.
Distribution
w United States.
Discussion
Subspecies 3 (3 in the flora).
Selected References
None.
Lower Taxa
Key
1 | Corollas 16–25 mm, abaxial lips 7–8 mm. | Orthocarpus cuspidatus subsp. cuspidatus |
1 | Corollas 9–18 mm, abaxial lips 3–6 mm. | > 2 |
2 | Corollas 14–18 mm, longer than bracts, abaxial lips 5–6 mm. | Orthocarpus cuspidatus subsp. copelandii |
2 | Corollas 9–14 mm, equal to bracts, abaxial lips 3–4 mm. | Orthocarpus cuspidatus subsp. cryptanthus |