Calochortus nudus

S. Watson

Proc. Amer. Acad. Arts 14: 263. 1879.

Common names: Shasta star-tulip
IllustratedEndemic
Synonyms: Calochortus nudus var. shastensis (Purdy) Jepson Calochortus shastensis
Treatment appears in FNA Volume 26. Treatment on page 128. Mentioned on page 121, 126.

Stems usually not branching, 1–3 dm. Leaves: basal persistent, 0.5–2 dm; blade lanceolate, tapering at base, flat, glabrous adaxially. Inflorescences 1–several-flowered. Flowers erect; perianth open, campanulate; sepals lanceolate, 10–12 mm, glabrous, apex acuminate; petals pale lavender, widely obovate, 14–16 mm, adaxial surface ± glabrous, not ciliate; glands not deeply depressed, bordered proximally by wide, ciliate membranes; anthers linear-oblong, apex obtuse or acute. Capsules erect, 3-winged, 1–2 cm. Seeds light-brown, irregular. 2n = 20.


Phenology: Flowering late spring–mid summer.
Habitat: Moist grassy areas, meadows, lake and bog margins
Elevation: 1200–2500 m

Discussion

Calochortus nudus hybridizes with C. minimus.

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 nudus"
pseudobasifixed +  and basifixed +
linear-oblong +
acute +, obtuse +  and acuminate +
P. L. Fiedler +  and R. K. Zebell +
S. Watson +
whorled +, opposite +  and alternate +
petiole-like +
dilated +
reticulate-veined +  and parallel-veined +
tapering +  and lanceolate +
sheathing +  and involucrate +
1;several +
tunicate +  and scaly +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Shasta star-tulip +
Calif. +  and Oreg. +
1200–2500 m +
connate-coroniform +  and dilated +
sessile +  and pedicellate +
unisexual +  and bisexual +
winged +  and capsular +
globular +, oblong +, linear +  and 3-angled +
membranaceous +  and leathery +
depressed +
Moist grassy areas, meadows, lake and bog margins +
1-several-flowered +
paired +, paniculate +  and racemose +
persistent +
proximalmost +
reduced +
many;several +
campanulate +
pale lavender +
distinct +
obovate +
1.4 cm14 mm <br />0.014 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
Flowering late spring–mid summer. +
Proc. Amer. Acad. Arts +
wind-distributed +
light-brown +
distinct +
lanceolate +
1 cm10 mm <br />0.01 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Illustrated +  and Endemic +
adnate +  and free +
staminodial +
3 +, 4 +  and 6 +
glaucous +  and glabrous +
3 +  and 1 +
Calochortus nudus var. shastensis +  and Calochortus shastensis +
Calochortus nudus +
Calochortus +
species +
connate +  and distinct +
sepaloid +  and petaloid +
narrower +
caulescent +  and scapose +
3 +  and 2 +