Chylismia brevipes subsp. brevipes

Synonyms: Oenothera divaricata Greene
Treatment appears in FNA Volume 10.

Herbs stout, somewhat succulent, usually unbranched distally, usually densely villous, usually also strigillose. Flowers: buds not individually reflexed, with subapical free tips 1–2 mm; floral-tube yellow inside, 4–8 mm; petals usually without red dots at base, fading yellow to orange, 6–18 mm; anthers 4–6 mm. Capsules 20–92 mm; pedicel 5–20 mm. 2n = 14.


Phenology: Flowering Feb–May.
Habitat: Hillsides, alluvial fans, sandy slopes.
Elevation: -70–2100 m.

Distribution

Ariz., Calif., Nev., Utah.

Discussion

Subspecies brevipes occurs in the Sonoran and Mojave deserts from southern Esmeralda County, Nevada, and southwestern Washington County, Utah, south to northern Yuma County, Arizona, and northern Imperial County, California. It intergrades with subsp. pallidula and hybridizes with Chylismia claviformis subspp. claviformis and integrior, as well as C. multijuga and C. munzii.

Selected References

None.

Lower Taxa

None.

"elongating" is not a number.

0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Warren L. Wagner +
(A. Gray) Small +
darker flecks +
Oenothera brevipes +
indehiscent +  and loculicidal +
lobed +, toothed +  and entire +
reduced +
curved +  and straight +
spreading +  and ascending +
oblong-cylindrical +
2 cm20 mm <br />0.02 m <br /> (9.2 cm92 mm <br />0.092 m <br />) +
Ariz. +, Calif. +, Nev. +  and Utah. +
-70–2100 m. +
basifixed +  and versatile +
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
actinomorphic +
curved +  and straight +
loculicidal +
oblong-cylindrical +, clavate +  and subterete +
Hillsides, alluvial fans, sandy slopes. +
strigillose +  and villous +
succulent +
unlobed +  and lobed +
deciduous +
6 cm60 mm <br />0.06 m <br /> (14 cm140 mm <br />0.14 m <br />) +
reduced +
1.5 cm15 mm <br />0.015 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
reduced +
membranous +
numerous +  and 1 +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
fading yellow +  and orange +
0.6 cm6 mm <br />0.006 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
4 cm40 mm <br />0.04 m <br /> (11 cm110 mm <br />0.11 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Flowering Feb–May. +
Bull. Torrey Bot. Club +
well-developed +
basal +  and cauline +
clavate +  and globose +
7 +  and numerous +
lenticular +  and narrowly ovoid +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
purple +, pink +, red +  and green +
deciduous +
0.5 cm5 mm <br />0.005 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
parenchymatous +
parietal +, axile +  and placentation +
1 +, 4 +  and 2 +
subequal +
aquatic +, amphibious +  and terrestrial +
2 times as many or as many as sepals +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
prostrate +  and decumbent +
3 cm30 mm <br />0.03 m <br /> (75 cm750 mm <br />0.75 m <br />) +
conical-peltate +
capitate +  and entire +
long-petiolate +
intrapetiolar +
1 cm10 mm <br />0.01 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
aquatic +, amphibious +  and terrestrial +
non-papillate +
Oenothera divaricata +
Chylismia brevipes subsp. brevipes +
Chylismia brevipes +
subspecies +
2.5 cm25 mm <br />0.025 m <br /> (6.9 cm69 mm <br />0.069 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (7 cm70 mm <br />0.07 m <br />) +
3(-5)-aperturate +
smooth +  and erose +
papillate +