Eriogonum hoffmannii var. robustius

S. Stokes

Leafl. W. Bot. 3: 16. 1941.

Common names: Furnace Creek Wash wild buckwheat
Endemic
Synonyms: Eriogonum hoffmannii subsp. robustius (S. Stokes) Munz
Treatment appears in FNA Volume 5. Treatment on page 398.

Plants 4–10 dm. Leaves basal or sheathing; petiole (3–) 5–10 cm; blade 2–5 × 3–8 cm, margins crisped. 2n = 40.


Phenology: Flowering Aug–Nov.
Habitat: Sandy to gravelly flats, slopes, and washes, saltbush and creosote bush communities
Elevation: 100-1700 m

Discussion

Variety robustius is known only from the Funeral and Black mountains of Inyo County. It is more common than var. hoffmannii, being found in the Furnace Creek and Ryan washes, and near Dante’s View.

Selected References

None.

Lower Taxa

None.

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

included +  and exserted +
3-gonous +
usually red +  and cream or yellow +
oblong +  and ellipsoid or oval +
James L. Reveal +
S. Stokes +
deciduous +  and persistent +
stipelike +
Eriogonum sect. Ganysma +
awn-tipped +  and simple +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
glabrous +, floccose +  and white-tomentose +
suborbiculate;subcordate +
3 cm30 mm <br />0.03 m <br /> (8 cm80 mm <br />0.08 m <br />) +
not awn-tipped +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
glandular +, pubescent +  and glabrous +
scale-like +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
grooved +, disarticulating +  and dichotomous +
not brittle +
scabrellous +
ridged +, angled +  and round +
spreading +  and erect +
whorled +, opposite +  and alternate +
Furnace Creek Wash wild buckwheat +
100-1700 m +
unisexual +, , +  and bisexual +
not attenuate +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.18 cm1.8 mm <br />0.0018 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 +
Sandy to gravelly flats, slopes, and washes, saltbush and creosote bush communities +
open +  and cymose +
capitate +  and subcapitate +
racemose +, paniculate +  and cymose-paniculate +
5 cm50 mm <br />0.05 m <br /> (70 cm700 mm <br />0.7 m <br />) +
erect +  and spreading to rather +
cymelike +, paniclelike +, racemelike +  and spikelike +
10 cm100 mm <br />0.1 m <br /> (60 cm600 mm <br />0.6 m <br />) +
connate +  and free +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
nonmembranous +
0.1 cm1 mm <br />0.001 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
in whorls +, opposite +, alternate +  and rosulate +
marcescent +
persistent +
bractlike +
pubescent +  and glabrous +
reddish +  and greenish +
not swollen +
orthotropous +
accrescent +
erect to deflexed +
filiform;capillary +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
reddish;white +
cylindric +  and urceolate +
accrescent +
fleshy +, indurate +  and membranous +
with extrafloral nectaries +  and not articulate +
3 cm30 mm <br />0.03 m <br /> (5 cm50 mm <br />0.05 m <br />) +
5 cm50 mm <br />0.05 m <br /> (10 cm100 mm <br />0.1 m <br />) +
Flowering Aug–Nov. +
homostylous +  and 3-carpellate +
Leafl. W. Bot. +
, +  and solid +
slender;stout +
persistent +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
3 cm30 mm <br />0.03 m <br /> (5 cm50 mm <br />0.05 m <br />) +
decumbent to erect +  and prostrate +
spreading +  and erect +
glabrous +, short-hispid +, villous +, hirsute +, floccose +  and tomentose +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
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 +
Eriogonum hoffmannii subsp. robustius +
chambered +  and solid +
slender +  and stout +
Eriogonum hoffmannii var. robustius +
Eriogonum hoffmannii +
variety +
emarginate +  and entire +
1/5 +  and 1/2 +
lanceolate +  and spatulate or ovate +
coriaceous +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
persistent +
membranous +
pubescent +  and glabrous +
annual +  and perennial +
greenish +  and grayish +
synoecious +, monocarpic +, polycarpic +  and , +
3 +, 2 +  and 1 +