Allium howellii var. clokeyi

Ownbey & Aase ex Traub

Pl. Life 28: 63. 1972.

IllustratedEndemic
Treatment appears in FNA Volume 26. Treatment on page 251. Mentioned on page 249, 250.

Scape 20–40 cm. Umbel 30–100-flowered. Flowers: tepals white or with pinkish midveins; stamens ± equaling tepals; ovary crests white or greenish in fresh specimens. 2n = 14.


Phenology: Flowering May–Jun.
Habitat: Heavy clay soils, including serpentine
Elevation: 1300–1900 m

Discussion

Allium howellii var. clokeyi is known only from the Mount Piños region and San Bernardino Mountains.

Selected References

None.

Lower Taxa

None.

"thicker" is not a number."broad" is not a number.

purple +  and yellow +
versatile +  and dorsifixed +
cordate +  and linear +
obtuse +, mucronate +  and acuminate or long-acuminate +
Dale W. McNeal Jr. +  and T. D. Jacobsen +
Ownbey & Aase ex Traub +
whorled +, opposite +  and alternate +
dilated +
straight +
20 cm200 mm <br />0.2 m <br /> (55 cm550 mm <br />0.55 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
conspicuous +
1;several +
0.9cm +  and 1.7cm +
0.8 cm8 mm <br />0.008 m <br /> (2 cm20 mm <br />0.02 m <br />) +
roughened +  and smooth +
quadrate +
1300–1900 m +
connate-coroniform +  and dilated +
sessile +  and pedicellate +
unisexual +  and bisexual +
stellate +  and more or less campanulate +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
loculicidal +
membranaceous +  and leathery +
Heavy clay soils, including serpentine +
paired +, paniculate +  and racemose +
light-brown +  and white +
persistent +
slender +
less irregularly denticulate +  and laciniate +
dark reddish-brown +
greenish +  and white +
crested +
many;several +
spreading +  and erect +
0.6 cm6 mm <br />0.006 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
membranous +
zygomorphic +  and actinomorphic +
Flowering May–Jun. +
triangular +
2 +  and 3 +
persistent +
15cm +  and 60cm +
20 cm200 mm <br />0.2 m <br /> (40 cm400 mm <br />0.4 m <br />) +
1mm +  and 3.5mm +
shining +  and dull +
wind-distributed +
1 +  and many +
obovoid +
Illustrated +  and Endemic +
adnate +  and free +
epipetalous +
1 +  and several +
Allium howellii var. clokeyi +
Allium howellii +
variety +
with pinkish midveins;white +
persisting +
distinct +
spreading +  and more or less erect +
long-exserted +
ovate +  and oblong +
sepaloid +  and petaloid +
narrower +
30-100-flowered +
persistent +
hemispheric +
9 +, 8 +  and 7 +