Camassia angusta

(Engelmann & A. Gray) Blankinship

Rep. (Annual) Missouri Bot. Gard. 18: 195. 1907.

Common names: Prairie camas
Endemic
Basionym: Scilla angusta Engelmann & A. Gray Boston J. Nat. Hist. 5: 237. 1845
Synonyms: Camassia fraseri var. angusta (Engelmann & A. Gray) Torrey Quamasia angusta (Engelmann & A. Gray) Piper
Treatment appears in FNA Volume 26. Mentioned on page 307.

Bulbs sometimes clustered, globose, 1–3 cm diam. Leaves 3–11, 2–6 dm × 5–20 mm. Inflorescences 27–87 cm; sterile bracts 3–19 (–28), bracts subtending flowers shorter than or equaling pedicel. Flowers actinomorphic; tepals withering separately, sometimes connivent over capsules, light blue to lavender, each 3-veined or 5-veined, 6–10 × 2.2–3.6 mm; anthers bright-yellow, 1.5–2 mm; fruiting pedicel incurving-erect, 6–12 mm. Capsules deciduous, pale green to light-brown, ovoid-ellipsoid, 6–10 mm. Seeds 2–5 per locule. 2n = 30.


Phenology: Flowering mid–late spring.
Habitat: Prairies
Elevation: 100–500 m

Distribution

V26 604-distribution-map.jpg

Ark., Ill., Ind., Iowa, Kans., Mo., Okla., Tex.

Discussion

Camassia angusta flowers two to three weeks later than sympatric populations of C. scilloides.

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 angusta"
bright-yellow +
incurving-erect +
cordate +  and linear +
0.6 cm6 mm <br />0.006 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Tom A. Ranker +  and Tim Hogan +
(Engelmann & A. Gray) Blankinship +
whorled +, opposite +  and alternate +
dilated +
Scilla angusta +
reticulate-veined +  and parallel-veined +
sheathing +  and involucrate +
lanceolate +
1cm +  and 3cm +
pale green;light-brown +
ovoid-ellipsoid +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Prairie camas +
Ark. +, Ill. +, Ind. +, Iowa +, Kans. +, Mo. +, Okla. +  and Tex. +
100–500 m +
connate-coroniform +  and dilated +
actinomorphic +
unisexual +  and bisexual +
loculicidal +
ovoid +  and ellipsoid or subglobose +
membranaceous +  and leathery +
Prairies +
27 cm270 mm <br />0.27 m <br /> (87 cm870 mm <br />0.87 m <br />) +
persistent +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
superior +  and inferior +
spreading +  and incurving-erect +
zygomorphic +  and actinomorphic +
Flowering mid–late spring. +
Rep. (Annual) Missouri Bot. Gard. +
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 />) +
adnate +  and free +
staminodial +
1 +  and several +
3 +  and 1 +
filiform +
Camassia fraseri var. angusta +  and Quamasia angusta +
Camassia angusta +
Camassia +
species +
5-veined +  and 3-veined +
light blue;lavender +
persistent +
connate +  and distinct +
6mm;10mm +
lanceolate +
2.2mm;3.6mm +
sepaloid +  and petaloid +
narrower +
brown +  and black +
caulescent +  and scapose +