Triphysaria micrantha |
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little butter 'n' eggs, purple-beak owl's-clover |
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Stems | simple or with 1–4 ascending branches proximally, (3.5–)5–15(–19) cm, glabrous proximally, pubescent to glandular-pubescent distally. |
Leaves | pubescent to glandular-pubescent; proximal cauline: blade filiform to linear, (4–)5–25 mm; cauline: blade ± elliptic to obovate, 10–25 mm, base sessile, margins usually pinnatifid, lateral lobes 2–6(or 7). |
Pedicels | 0.5–0.8 mm, glabrous, rarely sparsely puberulent. |
Flowers | calyx 6–7 mm, pubescent to glandular-pubescent, tube (2–)3–5 mm, lobes narrowly lanceolate, 1–3 × 0.8–1.3 mm; corolla yellow, rarely yellow and white, 10–12 mm, hairy, beak dark purple, rarely yellow, not hooked, abaxial lobes spreading, 1.5–2 mm, throat abruptly indented, forming a fold under abaxial corolla lip, adaxial lobes projecting; stamens included, pollen sac yellow, 1–1.3 mm, glabrous, dehiscing longitudinally; style 6–9 mm, glabrous; stigma 2-lobed. |
Capsules | 3–5.5 × 3–4 mm, glabrous. |
Seeds | (30–)40–80, ovoid to ellipsoid, 0.8–1 mm. |
Spikelike | racemes interrupted, open distally, 0.5–11 cm; peduncle absent; bracts pinnatifid, ± obovate, 7–13(–15) mm, lateral lobes 2–4. |
2n | = 22. |
Triphysaria micrantha |
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Phenology | Flowering Mar–Apr. |
Habitat | Grasslands, gravelly hilltops, oak woodlands. |
Elevation | 50–800 m. (200–2600 ft.) |
Distribution |
CA
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Discussion | Triphysaria micrantha is known from central California from the coast to the Sierra Nevada. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 17, p. 686. |
Parent taxa | Orobanchaceae > Triphysaria |
Sibling taxa | |
Synonyms | Orthocarpus micranthus, O. erianthus var. micranthus |
Name authority | (Greene ex A. Heller) T. I. Chuang & Heckard: Syst. Bot. 16: 660. (1991) |
Web links |