Triphysaria micrantha

(Greene ex A. Heller) T. I. Chuang & Heckard

Syst. Bot. 16: 660. 1991.

Common names: Purple-beak owl’s-clover
Endemic
Basionym: Orthocarpus micranthus Greene ex A. Heller Muhlenbergia 2: 251. 1906
Synonyms: O. erianthus var. micranthus (Greene ex A. Heller) Jepson
Treatment appears in FNA Volume 17. Treatment on page 686. Mentioned on page 685.

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). Spikelike racemes interrupted, open distally, 0.5–11 cm; peduncle absent; bracts pinnatifid, ± obovate, 7–13 (–15) mm, lateral lobes 2–4. 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. 2n = 22.


Phenology: Flowering Mar–Apr.
Habitat: Grasslands, gravelly hilltops, oak woodlands.
Elevation: 50–800 m.

Discussion

Triphysaria micrantha is known from central California from the coast to the Sierra Nevada.

Selected References

None.

Lower Taxa

None.
... more about "Triphysaria micrantha"
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Elizabeth H. Zacharias +
(Greene ex A. Heller) T. I. Chuang & Heckard +
Orthocarpus micranthus +
not hooked +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
less elliptic;obovate +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
not leathery +  and not fleshy +
1.3 cm13 mm <br />0.013 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
obovate +  and pinnatifid +
0.7 cm7 mm <br />0.007 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
1 +  and 4 +
pubescent;glandular-pubescent +
campanulate +, tubular +  and symmetric +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Purple-beak owl’s-clover +
yellow-and-white +  and yellow +
club--shaped +  and tubular +
1 cm10 mm <br />0.01 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
50–800 m. +
2 +  and 1 +
indehiscent +, septicidal +, loculicidal +  and dehiscence +
Grasslands, gravelly hilltops, oak woodlands. +
axillary +  and terminal +
alternate +, usually subopposite +  and opposite proximally +
deciduous +
pubescent +  and glandular-pubescent +
lanceolate +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
pinnatifid +
tenuinucellate +  and unitegmic +
campylotropous-like +
puberulent;glabrous +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
Flowering Mar–Apr. +
0.1 cm1 mm <br />0.001 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
open;interrupted +
spikelike +
0.5 cm5 mm <br />0.005 m <br /> (11 cm110 mm <br />0.11 m <br />) +
dark-brown +
40 +  and 80 +
ovoid +  and ellipsoid +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
subequal +
with 1-4 ascending branches +  and simple +
15 cm150 mm <br />0.15 m <br /> (19 cm190 mm <br />0.19 m <br />) +
aerial +  and subterranean +
pubescent +  and glandular-pubescent +
5 cm50 mm <br />0.05 m <br /> (15 cm150 mm <br />0.15 m <br />) +
not fleshy +
0.6 cm6 mm <br />0.006 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
O. erianthus var. micranthus +
Triphysaria micrantha +
Triphysaria +
species +
indented +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +