Triphysaria pusilla

(Bentham) T. I. Chuang & Heckard

Syst. Bot. 16: 661. 1991.

Common names: Dwarf owl’s-clover or Johnny-tuck
Endemic
Basionym: Orthocarpus pusillus Bentham Scroph. Ind., 12. 1835
Synonyms: O. chinensis D. Y. Hong
Treatment appears in FNA Volume 17. Treatment on page 687. Mentioned on page 685.
Revision as of 17:58, 29 July 2020 by imported>Volume Importer
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Stems simple or with 1–6 decumbent to ascending branches proximally, (2–) 4–15 (–30) cm, glabrous proximally, retrorsely short-strigose distally. Leaves 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. Spikelike 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. Pedicels 0.3–1 mm, glabrous. Flowers: 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. Capsules 3.5–5 × 2.5–3.5 mm, glabrous. Seeds 10–30, ovoid to ellipsoid, 0.7–1.2 mm. 2n = 22.


Phenology: Flowering Apr–Jun.
Habitat: Grasslands, lawns, pastures, roadsides, edges of vernal pools, woodlands.
Elevation: 0–1400 m.

Distribution

B.C., Calif., Oreg., Wash., in Asia (China)

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Triphysaria pusilla"
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Elizabeth H. Zacharias +
(Bentham) T. I. Chuang & Heckard +
Orthocarpus pusillus +
less ovate;obovate +
0.5 cm5 mm <br />0.005 m <br /> (3 cm30 mm <br />0.03 m <br />) +
not leathery +  and not fleshy +
obovate +  and pinnatifid +
0.5 cm5 mm <br />0.005 m <br /> (1.9 cm19 mm <br />0.019 m <br />) +
decumbent +  and ascending +
1 +  and 6 +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
campanulate +, tubular +  and symmetric +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
Dwarf owl’s-clover or Johnny-tuck +
yellow +  and dark purple +
club--shaped +  and tubular +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
B.C. +, Calif. +, Oreg. +, Wash. +  and in Asia (China) +
0–1400 m. +
2 +  and 1 +
indehiscent +, septicidal +, loculicidal +  and dehiscence +
Grasslands, lawns, pastures, roadsides, edges of vernal pools, woodlands. +
axillary +  and terminal +
alternate +, usually subopposite +  and opposite proximally +
deciduous +
puberulent +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
triangular +  and narrowly lanceolate +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
pinnatifid +
tenuinucellate +  and unitegmic +
campylotropous-like +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Flowering Apr–Jun. +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
open;interrupted +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
spikelike +
2.5 cm25 mm <br />0.025 m <br /> (15 cm150 mm <br />0.15 m <br />) +
dark-brown +
10 +  and 30 +
ovoid +  and ellipsoid +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
subequal +
with 1-6 decumbent to ascending branches +  and simple +
15 cm150 mm <br />0.15 m <br /> (30 cm300 mm <br />0.3 m <br />) +
aerial +  and subterranean +
short-strigose +  and glabrous +
4 cm40 mm <br />0.04 m <br /> (15 cm150 mm <br />0.15 m <br />) +
not fleshy +
subcapitate +  and filiform +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
O. chinensis +
Triphysaria pusilla +
Triphysaria +
species +
indented +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +