Calochortus obispoensis

Lemmon

Bot. Gaz. 11: 180. 1886.

Common names: San Luis mariposa-lily
IllustratedEndemicConservation concern
Treatment appears in FNA Volume 26. Treatment on page 141. Mentioned on page 121, 140.
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Plants usually bulbose; bulb coat fibrous-reticulate. Stems slender, branching, straight, 3–6 dm. Leaves basal withering, 2–3 dm; blade linearlanceolate. Inflorescences 2–6-flowered. Flowers erect; perianth opening flat, campanulate; sepals often reflexed, lanceolate, 1–3 cm, glabrous, apex long-tapered; petals yellow to deep orange, purple-brown at tip, oblong-ovate, 1–2 cm, conspicuously bearded, margins fringed or dentate, apex fringed with hairy tufts; glands round, slightly depressed, glabrous, surrounded and obscured by ring of slender, dense hairs united at base; filaments 7–8 mm; anthers oblong, apex acute. Capsules erect, linear, 3-angled, 3–4 cm, apex acute. Seeds light yellow, translucent. 2n = 18.


Phenology: Flowering late spring–mid summer.
Habitat: Dry stony hills, canyons, edge of chaparral, serpentine
Elevation: 100–500 m

Discussion

Of conservation concern.

Calochortus obispoensis is restricted to San Luis Obispo County.

Selected References

None.

Lower Taxa

None.

"broad" is not a number."dm" is not declared as a valid unit of measurement for this property."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 obispoensis"
pseudobasifixed +  and basifixed +
acute +, fringed +  and long-tapered +
P. L. Fiedler +  and R. K. Zebell +
Lemmon +
whorled +, opposite +  and alternate +
petiole-like +
dilated +
reticulate-veined +  and parallel-veined +
sheathing +  and involucrate +
1;several +
tunicate +  and scaly +
3 cm30 mm <br />0.03 m <br /> (4 cm40 mm <br />0.04 m <br />) +
San Luis mariposa-lily +
100–500 m +
connate-coroniform +  and dilated +
0.7 cm7 mm <br />0.007 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
sessile +  and pedicellate +
unisexual +  and bisexual +
winged +  and capsular +
globular +, oblong +, linear +  and 3-angled +
membranaceous +  and leathery +
depressed +  and round +
Dry stony hills, canyons, edge of chaparral, serpentine +
slender +
paired +, paniculate +  and racemose +
persistent +
reduced +
dentate +  and fringed +
many;several +
zygomorphic +  and actinomorphic +
campanulate +
purple-brown +, yellow +  and deep orange +
distinct +
oblong-ovate +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Flowering late spring–mid summer. +
wind-distributed +
light yellow +
distinct +
lanceolate +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Illustrated +, Endemic +  and Conservation concern +
adnate +  and free +
staminodial +
3 +, 4 +  and 6 +
straight +
glaucous +  and glabrous +
slender +
3 +  and 1 +
Calochortus obispoensis +
Calochortus +
species +
connate +  and distinct +
sepaloid +  and petaloid +
narrower +
3 +  and 2 +