Triphysaria versicolor |
Triphysaria pusilla |
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bearded false owl-clover, bearded owl-clover, dwarf owl-clover, smooth owl's-clover, smooth triphysaria, yellow owl's clover, yellow-beak owl's-clover |
dwarf false owl-clover, dwarf owl's-clover, dwarf owl's-clover or johnny-tuck, dwarf owl-clover, dwarf triphysaria, little owl's clover |
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Stems | simple or with 1–20 ascending branches, 5–60(–80) cm, glabrous proximally, sparsely pubescent distally. |
simple or with 1–6 decumbent to ascending branches proximally, (2–)4–15(–30) cm, glabrous proximally, retrorsely short-strigose distally. |
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Leaves | glabrous or sparsely pubescent; proximal cauline: blade linear, 3–30(–80) mm; cauline: blade ± ovate or obovate, 15–90 mm, base sessile, margins pinnatifid, rarely bipinnatifid, lateral lobes 3–9. |
puberulent; proximal cauline: blade linear, 5–30 mm; cauline: blade ± ovate to obovate, 5–30 mm, base sessile, margins pinnatifid, rarely bipinnatifid, lateral lobes 2–8, threadlike. |
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Pedicels | 1–2 mm, glabrous. |
0.3–1 mm, glabrous. |
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Flowers | calyx 5–11 mm, glabrous or sparsely puberulent, tube 4–8 mm, lobes narrowly triangular, 1.5–5 × 1–2 mm; corolla yellow, rarely yellow and white, or white, fading to rose pink, 12–25(–27) mm, densely short-hairy, beak ± yellow, white, or rose pink, not hooked, abaxial lobes spreading, 2–4 mm, throat abruptly indented, forming a fold under abaxial corolla lip, adaxial lobes projecting; stamens included, pollen sac yellow, 1.7–3 mm, glabrous, dehiscing longitudinally; style 10–20 mm, glabrous; stigma capitate. |
calyx (3–)5–7 mm, puberulent, tube 2–3 mm, lobes triangular to narrowly lanceolate, (1.5–)2–3.5 × 1.5–2 mm; corolla dark purple, rarely yellow, 4–7 mm, glabrate, beak dark purple, hooked, abaxial lobes spreading, 0.5–1 mm, throat not abruptly indented, not forming a fold under abaxial corolla lip, adaxial lobes projecting; stamens included, pollen sac yellow, 0.7–0.8 mm, glabrous, dehiscing longitudinally; style 2.5–5 mm, glabrous; stigma filiform or subcapitate. |
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Capsules | 6–9(–10) × 3.5–5 mm, glabrous. |
3.5–5 × 2.5–3.5 mm, glabrous. |
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Seeds | 15–60, ovoid, 0.6–1 mm. |
10–30, ovoid to ellipsoid, 0.7–1.2 mm. |
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Spikelike | racemes interrupted, dense distally, 2–30 cm; peduncle absent; bracts pinnatifid, ± ovate or obovate, 6–22 mm, lateral lobes 2–7. |
racemes interrupted, open distally, (1.5–)2.5–15 cm; peduncle absent; bracts pinnatifid, rarely bipinnatifid, ± obovate, 5–19 mm, lateral lobes 2–6(–10), threadlike. |
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2n | = 22. |
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Triphysaria versicolor |
Triphysaria pusilla |
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Phenology | Flowering Apr–Jun. | |||||
Habitat | Grasslands, lawns, pastures, roadsides, edges of vernal pools, woodlands. | |||||
Elevation | 0–1400 m. (0–4600 ft.) | |||||
Distribution |
CA; OR; BC
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CA; OR; WA; BC [Introduced in Asia (China)]
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Discussion | Subspecies 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 17, p. 687. | FNA vol. 17, p. 687. | ||||
Parent taxa | Orobanchaceae > Triphysaria | Orobanchaceae > Triphysaria | ||||
Sibling taxa | ||||||
Subordinate taxa | ||||||
Synonyms | Orthocarpus erianthus var. versicolor, O. versicolor | Orthocarpus pusillus, O. chinensis | ||||
Name authority | Fischer & C. A. Meyer: Index Seminum (St. Petersburg) 2: 52. (1836) | (Bentham) T. I. Chuang & Heckard: Syst. Bot. 16: 661. (1991) | ||||
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