Dedeckera eurekensis

Reveal & J. T. Howell

Brittonia 28: 246, fig. 1. 1976.

IllustratedEndemicConservation concern
Treatment appears in FNA Volume 5. Treatment on page 431.
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Plants 0.2–0.7 (–1) × 0.5–2 m. Leaves: petiole 2–5 mm; blade 0.1–1.5 × (0.4–) 0.5–0.8 (–1.3) cm. Inflorescences 1–4 (–6) cm; bracts (2–) 5–12 (–17) mm. Peduncles (0.1–) 2–6 (–7) mm. Involucral-bracts 1–2 × 0.4–0.6 mm. Flowers: perianth 1.8–4 mm; filaments 1–2 mm; anthers 0.2–0.3 mm. Achenes 2–3 (–3.5) mm. 2n = 40.


Phenology: Flowering Jun–Oct.
Habitat: Gravelly limestone talus slopes, saltbush communities
Elevation: 1200-2200 m

Discussion

Of conservation concern.

Dedeckera eurekensis is known from small, disjunct populations along the western slope of the White Mountains from southern Mono County southward into the Last Chance Mountains of Inyo County.

Selected References

None.

Lower Taxa

None.

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

... more about "Dedeckera eurekensis"
0.3 cm3 mm <br />0.003 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
light reddish-brown +
3-gonous +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
James L. Reveal +
Reveal & J. T. Howell +
stipelike +
awn-tipped +  and simple +
0.8 cm8 mm <br />0.008 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
1.2 cm12 mm <br />0.012 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
distinct +
hirsutulous +
scale-like +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
disarticulating +  and dichotomous +
not brittle +
hirsutulous +
just below the soil surface or and above the soil surface +  and spreading +
1200-2200 m +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
pedicellate +, sessile +  and short-pedicellate +
unisexual +  and bisexual +
disarticulating +  and solid +
decumbent to erect +  and prostrate +
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 +
Gravelly limestone talus slopes, saltbush communities +
4 cm40 mm <br />0.04 m <br /> (6 cm60 mm <br />0.06 m <br />) +
cymelike +, paniclelike +, racemelike +  and spikelike +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
urceolate +, campanulate +, turbinate +, prismatic +  and cylindric +
nonmembranous +
persistent +
cauline +  and basal +
bractlike +
pubescent +  and glabrous +
lobed +, undulate +, crisped +, crenulate +  and entire +
subsessile +  and sessile +
not swollen +
orthotropous +
accrescent +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
curved +  and straight +
erect to deflexed +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
yellow;reddish yellow +
urceolate +  and campanulate +
accrescent +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
fleshy +, indurate +  and membranous +
with extrafloral nectaries +  and not articulate +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Flowering Jun–Oct. +
homostylous +  and 3-carpellate +
, +  and solid +
slender;stout +
Illustrated +, Endemic +  and Conservation concern +
decumbent to spreading or erect +  and prostrate +
hirsutulous +
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 +
Dedeckera eurekensis +
Dedeckera +
species +
apiculate +, awn-tipped +, monomorphic +, , +  and petaloid +
lobed +  and laciniate +
coriaceous +
persistent +
membranous +
pubescent +  and glabrous +
annual +, biennial +  and perennial +
20 cm200 mm <br />0.2 m <br /> (70 cm700 mm <br />0.7 m <br />) +