Camassia howellii

S. Watson

Proc. Amer. Acad. Arts 25: 135. 1889.

Common names: Howell camas
EndemicConservation concern
Synonyms: Quamasia howellii (S. Watson) Coville
Treatment appears in FNA Volume 26. Treatment on page 306. Mentioned on page 304, 307.
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Bulbs sometimes clustered, ovoid, 1.5–3 cm diam. Leaves 4–7, 2–6 dm × 5–12 mm. Inflorescences 15–40 cm; sterile bracts 0, bracts subtending flowers shorter than or equaling pedicel. Flowers actinomorphic; tepals connivent over capsules after anthesis, deciduous as capsules develop, deep bluish violet, each 3-veined or 5-veined, 10–20 × 3–5 mm; anthers yellow, 2.5–3.5 mm; fruiting pedicel spreading, 15–25 mm. Capsules deciduous, shiny green, subglobose, 5–10 mm. Seeds 2–5 per locule. 2n = 30.


Phenology: Flowering late spring.
Habitat: Wet meadows
Elevation: 200–400 m

Discussion

Of conservation concern.

Camassia howellii flowers one to two weeks later than sympatric populations of C. leichtlinii.

Selected References

None.

Lower Taxa

None.

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

... more about "Camassia howellii"
cordate +  and linear +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
Tom A. Ranker +  and Tim Hogan +
S. Watson +
whorled +, opposite +  and alternate +
dilated +
reticulate-veined +  and parallel-veined +
sheathing +  and involucrate +
1;several +
lanceolate +
1.5cm +  and 3cm +
subglobose +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Howell camas +
200–400 m +
connate-coroniform +  and dilated +
actinomorphic +
unisexual +  and bisexual +
loculicidal +
ovoid +  and ellipsoid or subglobose +
membranaceous +  and leathery +
Wet meadows +
15 cm150 mm <br />0.15 m <br /> (40 cm400 mm <br />0.4 m <br />) +
persistent +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
superior +  and inferior +
spreading +  and incurving-erect +
zygomorphic +  and actinomorphic +
Flowering late spring. +
Proc. Amer. Acad. Arts +
wind-distributed +
2 +  and 5 +
obpyriform +  and ovoid-ellipsoid +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Endemic +  and Conservation concern +
adnate +  and free +
staminodial +
1 +  and several +
3 +  and 1 +
filiform +
Quamasia howellii +
Camassia howellii +
Camassia +
species +
5-veined +  and 3-veined +
bluish violet +
deciduous +
connate +  and distinct +
10mm;20mm +
lanceolate +
3mm;5mm +
sepaloid +  and petaloid +
narrower +
brown +  and black +
caulescent +  and scapose +