Eriogonum grande var. timorum

Reveal

Aliso 7: 229. 1970.

Common names: St. Nicholas wild buckwheat
Endemic
Synonyms: Eriogonum grande subsp. timorum (Reveal) Munz
Treatment appears in FNA Volume 5. Treatment on page 315.

Subshrubs or herbs, 1–2 (–2.5) dm, glabrous. Aerial flowering-stems not fistulose, 0.8–1.2 (–1.5) dm. Leaf-blades (1.5–) 2–3.5 (–4.5) × 1–2 (–2.5) cm, tomentose abaxially, tomentose to densely floccose adaxially. Inflorescences subcapitate to cymose, 5–8 × 4–8 cm. Involucres campanulate, 4–5 × 3–6 mm. Flowers 2.5–3 (–3.5) mm; perianth white.


Phenology: Flowering Apr–Oct.
Habitat: Rocky cliffs and bluffs, coastal grassland and scrub communities
Elevation: 20-60 m

Discussion

Variety timorum is rare and restricted to San Nicolas Island, Ventura County. It is in cultivation but has not become naturalized on the mainland.

Selected References

None.

Lower Taxa

None.

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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 +
Undefined subg. Eucycla +
papillate +
awn-tipped +  and simple +
1.5 cm15 mm <br />0.015 m <br /> (3 cm30 mm <br />0.03 m <br />) +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
3 cm30 mm <br />0.03 m <br /> (10 cm100 mm <br />0.1 m <br />) +
tomentose +  and floccose +
oblong;oblong-ovate +
2 cm20 mm <br />0.02 m <br /> (6 cm60 mm <br />0.06 m <br />) +
not awn-tipped +
leaflike +  and semileaflike +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
glandular +, pubescent +  and glabrous +
triangular +, scale-like +, oblong +  and oblong-ovate +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
not brittle +
spreading +  and erect +
floccose +  and glabrous +
scabrellous +
ridged +, angled +  and round +
spreading +  and erect +
whorled +, opposite +  and alternate +
St. Nicholas wild buckwheat +
20-60 m +
0.3 cm3 mm <br />0.003 m <br /> (0.35 cm3.5 mm <br />0.0035 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 />) +
hollow +  and solid +
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 +
Rocky cliffs and bluffs, coastal grassland and scrub communities +
reduced +
subcapitate +  and cymose +
capitate +  and subcapitate +
5 cm50 mm <br />0.05 m <br /> (20 cm200 mm <br />0.2 m <br />) +
dense +  and diffuse +
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
cymelike +, paniclelike +, racemelike +  and spikelike +
4 cm40 mm <br />0.04 m <br /> (8 cm80 mm <br />0.08 m <br />) +
connate +  and free +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
floccose +  and subglabrous +
campanulate +
nonmembranous +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
3.5 cm35 mm <br />0.035 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
2 cm20 mm <br />0.02 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
2 cm20 mm <br />0.02 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
tomentose +  and densely floccose +
in whorls +, opposite +, alternate +  and rosulate +
persistent +
bractlike +
pubescent +  and glabrous +
crisped +  and plane +
not swollen +
orthotropous +
accrescent +
curved +  and straight +
erect to deflexed +
cylindric +  and urceolate +
accrescent +
fleshy +, indurate +  and membranous +
with extrafloral nectaries +  and not articulate +
5 cm50 mm <br />0.05 m <br /> (20 cm200 mm <br />0.2 m <br />) +
Flowering Apr–Oct. +
homostylous +  and 3-carpellate +
, +  and solid +
slender;stout +
persistent +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
decumbent to erect +  and prostrate +
spreading +  and erect +
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 +
Eriogonum grande subsp. timorum +
chambered +  and solid +
slender +  and stout +
Eriogonum grande var. timorum +
Eriogonum grande +
variety +
emarginate +  and entire +
0 +  and 1/2 +
oblong-obovate +
coriaceous +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
persistent +
membranous +
pubescent +  and glabrous +
not scapose +  and much-branched +
herb +  and subshrub +
synoecious +, monocarpic +, polycarpic +  and , +
3 +, 2 +  and 1 +