Calochortus venustus

Douglas ex Bentham

Trans. Hort. Soc. London, ser. 2, 1: 412, plate 15, fig. 3. 1835.

IllustratedEndemic
Synonyms: Mariposa venusta (Douglas ex Bentham) Hoover
Treatment appears in FNA Volume 26. Treatment on page 134. Mentioned on page 122, 132.

Plants bulbose; bulb coat membranous. Stems usually branching, 1–6 dm. Leaves: basal withering, 1–2 dm; blade linear. Inflorescences subumbellate, 1–6 (–10) -flowered; bracts 2–8 cm. Flowers erect; perianth open, campanulate; sepals lanceolate, 3–5 cm, apex recurved; petals white to brightly or deeply yellow, purple, or dark red, with dark red median blotch, often with second paler distal blotch, obovate or cuneate to clawed, rounded, 3–5 cm, with scattered proximal hairs, apex retuse to obtuse; glands in lower middle of petal, ± square, sometimes ovate, not depressed, covered with short, orange to red-purple hairs; filaments usually equaling anthers; anthers linearlanceolate to oblong. Capsules erect, linear, angled, 5–6 cm. Seeds light beige, ± flat, 4–6 mm. 2n = 14.


Phenology: Flowering mid spring–mid summer.
Habitat: Light sandy soil, often in decomposed granite in valley grassland, foothill woodland, and pine forest
Elevation: 300–2700 m

Discussion

Flower color and pattern are very showy and exceedingly variable in Calochortus venustus.

Selected References

None.

Lower Taxa

None.

"dm" is not declared as a valid unit of measurement for this property."broad" is not a number."usually longer and broader" is not a number."thicker" is not a number."dm" is not declared as a valid unit of measurement for this property.

... more about "Calochortus venustus"
pseudobasifixed +  and basifixed +
retuse +  and obtuse +
P. L. Fiedler +  and R. K. Zebell +
Douglas ex Bentham +
whorled +, opposite +  and alternate +
petiole-like +
dilated +
reticulate-veined +  and parallel-veined +
sheathing +  and involucrate +
1;several +
2 cm20 mm <br />0.02 m <br /> (8 cm80 mm <br />0.08 m <br />) +
tunicate +  and scaly +
5 cm50 mm <br />0.05 m <br /> (6 cm60 mm <br />0.06 m <br />) +
300–2700 m +
connate-coroniform +  and dilated +
sessile +  and pedicellate +
unisexual +  and bisexual +
winged +  and capsular +
globular +, oblong +, linear +  and 3-angled +
membranaceous +  and leathery +
not depressed +, ovate +  and square +
Light sandy soil, often in decomposed granite in valley grassland, foothill woodland, and pine forest +
orange +  and red-purple +
1-6(-10)-flowered +  and subumbellate +
paired +, paniculate +  and racemose +
persistent +
proximalmost +
reduced +
many;several +
campanulate +
white +  and brightly or deeply yellow purple or dark red +
distinct +
rounded;cuneate;clawed +
3 cm30 mm <br />0.03 m <br /> (5 cm50 mm <br />0.05 m <br />) +
Flowering mid spring–mid summer. +
Trans. Hort. Soc. London, ser. +
wind-distributed +
light beige +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
distinct +
lanceolate +
3 cm30 mm <br />0.03 m <br /> (5 cm50 mm <br />0.05 m <br />) +
Illustrated +  and Endemic +
adnate +  and free +
staminodial +
3 +, 4 +  and 6 +
glaucous +  and glabrous +
3 +  and 1 +
Mariposa venusta +
Calochortus venustus +
Calochortus +
species +
connate +  and distinct +
sepaloid +  and petaloid +
narrower +
3 +  and 2 +