Orthocarpus tenuifolius |
Orthocarpus imbricatus |
|
---|---|---|
narrow-leaf owl-clover, thin-leaf owl's-clover, thin-leaf owl-clover |
imbricate owl's clover, mountain owl's-clover, mountain owl-clover |
|
Habit | Annuals 8–35 cm. | Annuals (5–)10–35 cm. |
Stems | erect or ascending, pilose and puberulent. |
erect or ascending, puberulent to sparsely puberulent. |
Leaves | 10–50 mm; blade: proximal margins entire, distal 3–7-lobed. |
20–50 mm; blade margins entire. |
Inflorescences | racemes, 2–6 cm; bracts 10–20 mm, margins 3–5-lobed in proximal 1/2, proximal not resembling distal leaves, midlobe purple-pink distally, ovate, 4–6 mm wide, apex obtuse, cuspidate, lateral lobes narrowly triangular. |
spikes, 2–8 cm; bracts 10–15 mm, margins 3-lobed in proximal 1/2, proximal not resembling distal leaves, midlobe purple-pink distally, obovate, 6–10 mm wide, apex obtuse, cuspidate, lateral lobes triangular. |
Pedicels | 1–2 mm. |
0–1 mm. |
Flowers | calyx 8–12 mm; corolla 14–20 mm, equal to or slightly longer than bracts, abaxial lip inflated, lobes 3, triangular, adaxial lip purple-pink, 5 mm, 1 mm longer than abaxial, puberulent, tip notably hooked, not bearded. |
calyx 5–7 mm; corolla 10–15 mm, slightly longer than bracts, abaxial lip inflated, lobes 3, triangular, adaxial lip purple-pink, 3–4 mm, 0–0.5 mm longer than abaxial, puberulent, tip hooked, not bearded. |
Capsules | 6–7 mm, apex acute. |
4–5 mm, apex retuse. |
Seeds | 15–20, dark brown, ovoid to reniform, 1–1.5 mm, shallowly reticulate, not ridged. |
3–5, dark brown, reniform, 1.5–2 mm, reticulate, not ridged. |
2n | = 28. |
= 28. |
Orthocarpus tenuifolius |
Orthocarpus imbricatus |
|
Phenology | Flowering May–Aug. | Flowering Jun–Sep. |
Habitat | Moist fields, grasslands, rocky slopes. | Montane meadows, grassy or rocky slopes. |
Elevation | (300–)600–2500 m. ((1000–)2000–8200 ft.) | 1100–2400 m. (3600–7900 ft.) |
Distribution |
ID; MT; OR; WA; WY; BC
|
CA; OR; WA; BC
|
Discussion | Orthocarpus tenuifolius is one of the plants first collected by Meriwether Lewis during the Corps of Discovery Expedition. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
In northern California, Orthocarpus imbricatus is known from the Klamath, North Coast, and Cascade ranges. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 17, p. 683. | FNA vol. 17, p. 682. |
Parent taxa | Orobanchaceae > Orthocarpus | Orobanchaceae > Orthocarpus |
Sibling taxa | ||
Synonyms | Bartsia tenuifolia | O. olympicus |
Name authority | (Pursh) Bentham: Scroph. Ind., 12. (1835) | Torrey ex S. Watson: Botany (Fortieth Parallel), 458. (1871) |
Web links |
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