Eriogonum heermannii var. clokeyi

Reveal

Phytologia 34: 437. 1976.

Common names: Clokey’s wild buckwheat
Endemic
Treatment appears in FNA Volume 5. Treatment on page 306. Mentioned on page 304.

Shrubs, spreading to erect, sparsely branched, 4–8 × 6–10 dm. Leaf-blades oblanceolate to spatulate, 0.5–1.5 × 0.2–0.6 cm, mostly glabrous. Inflorescences (5–) 10–20 × 5–8 cm; branches open, with numerous racemosely arranged involucres, slender and whiplike, round, smooth, glabrous, not spinose. Involucres campanulate, 1–1.5 × 1.5–3 mm. Flowers 2.5–3 mm; perianth white.


Phenology: Flowering Jun–Sep.
Habitat: Limestone gravelly to rocky flats, slopes, and washes, saltbush, blackbrush, or sagebrush communities, pinyon-juniper and montane conifer woodlands
Elevation: 1200-1900 m

Discussion

Variety clokeyi is restricted to scattered locations mainly in the Spring (Charleston) Mountains and Sheep Range of Clark County, with outlying populations in the limestone mountains around Mercury and just entering Lincoln County in the Hiko Range.

Selected References

None.

Lower Taxa

None.

"/2" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property."dm" is not declared as a valid unit of measurement for this property.

light-brown;brown +
included +  and exserted +
3-gonous +
usually red +  and cream or yellow +
oblong +  and ellipsoid or oval +
acute;obtuse or rounded +
James L. Reveal +
Reveal +
deciduous +  and persistent +
stipelike +
Eriogonum geniculatum +
papillate +
awn-tipped +  and simple +
2 cm20 mm <br />0.02 m <br /> (4 cm40 mm <br />0.04 m <br />) +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
tomentose +  and floccose or glabrous abaxially +
oblong;elliptic;spatulate;oblanceolate;oblong;elliptic;spatulate;oblanceolate;linear +
0.1 cm1 mm <br />0.001 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
not awn-tipped +
leaflike +  and semileaflike +
glandular +, pubescent +  and glabrous +
scale-like +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
not brittle +
spreading +  and erect +
scabrellous +
round +  and whip-like +
slender +
spreading +  and erect +
whorled +, opposite +  and alternate +
Clokey’s wild buckwheat +
1200-1900 m +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
unisexual +, , +  and bisexual +
not attenuate +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
decumbent to erect +  and prostrate +
not fistulose +
slender;stout +
unwinged +  and winged +
black +, red +, brown +  and yellowish +
exserted +  and included +
pubescent +  and glabrous +
spheroidal +, 4-gonous +, lenticular +, biconvex +, discoid +, 3-gonous +  and 2-gonous +
Limestone gravelly to rocky flats, slopes, and washes, saltbush, blackbrush, or sagebrush communities, pinyon-juniper and montane conifer woodlands +
reduced +
capitate +  and subcapitate +
5 cm50 mm <br />0.05 m <br /> (10 cm100 mm <br />0.1 m <br />) +
30 cm300 mm <br />0.3 m <br /> (35 cm350 mm <br />0.35 m <br />) +
dense +  and diffuse +
10 cm100 mm <br />0.1 m <br /> (20 cm200 mm <br />0.2 m <br />) +
cymelike +, paniclelike +, racemelike +  and spikelike +
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
connate +  and free +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
floccose +  and glabrous +
campanulate +
nonmembranous +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
oblanceolate +  and spatulate +
0.2cm;0.6cm +
in whorls +, opposite +, alternate +  and rosulate +
deciduous +
bractlike +
pubescent +  and glabrous +
not swollen +
orthotropous +
accrescent +
curved +  and straight +
erect to deflexed +
cylindric +  and urceolate +
accrescent +
fleshy +, indurate +  and membranous +
with extrafloral nectaries +  and not articulate +
glabrous +  and floccose +
0.1 cm1 mm <br />0.001 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Flowering Jun–Sep. +
homostylous +  and 3-carpellate +
, +  and solid +
slender;stout +
persistent +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
decumbent to erect +  and prostrate +
erect +  and spreading +
glandular +, pubescent +  and glabrous +
penicillate +, fimbriate +  and capitate +
deciduous +  and persistent +
2-lobed +  and cylindric +
coriaceous +  and membranous +
consisting of a series +  and tubular +
distinct +
erect;spreading or recurved +
spreading;erect +
chambered +  and solid +
slender +  and stout +
Eriogonum heermannii var. clokeyi +
Eriogonum heermannii +
variety +
emarginate +  and entire +
in proximal 1/2 +  and connate +
0 +  and 1/2 +
lobed +  and laciniate +
coriaceous +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
persistent +
membranous +
pubescent +  and glabrous +
grayish +  and greenish +
floccose +  and glabrous +
synoecious +, monocarpic +, polycarpic +  and , +
3 +, 2 +  and 1 +