Oenothera capillifolia subsp. berlandieri

(Spach) W. L. Wagner & Hoch

PhytoKeys 28: 71. 2013.

Basionym: Calylophus berlandieri Spach Ann. Sci. Nat., Bot., sér. 2, 4: 273. 1835
Synonyms: C. drummondianus subsp. berlandieri (Spach) Towner & P. H. Raven Meriolix berlandieri (Spach) Walpers
Treatment appears in FNA Volume 10.

Herbs perennial. Stems several–many, decumbent to ascending, moderately branched, (10–) 25–40 cm. Leaves 1–4 × (0.1–) 0.3–0.6 cm; blade margins subentire or serrate, sometimes weakly undulate. Flowers: buds with free tips 0–2 mm; sepals often with slightly keeled midribs. 2n = 14.


Phenology: Flowering Mar–Sep.
Habitat: Grassy prairies, plains, low hills, sandy, gravelly, and limestone soil, relatively dry areas, in vegetation dominated by mesquite, oaks, and Opuntia.
Elevation: 0–1200 m.

Distribution

Kans., N.Mex., Okla., Tex., Mexico (Coahuila), Mexico (Nuevo León)

Discussion

Subspecies berlandieri occurs in Meade, Reno, and Seward counties in Kansas, south through eastern New Mexico, the Texas Panhandle, and western Oklahoma to Crane, Culberson, and Ward counties in Texas, southeastward to near the Pecos and Rio Grande rivers to the Gulf Coast, becoming widespread on the Coastal Plain north to Milam County in Texas; it also occurs in the Santa Rosa Mountains of northern Coahuila, Mexico.

Selected References

None.

Lower Taxa

None.

No values specified.

0.2 cm2 mm <br />0.002 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Warren L. Wagner +
(Spach) W. L. Wagner & Hoch +
pale green +  and yellow usually fading orange purple pale-yellow reddish or whitish +
attenuate +
Calylophus berlandieri +
indehiscent +  and loculicidal +
spinulose +, serrulate +  and serrate +
undulate +, serrate +  and subentire +
linear +  and narrowly lanceolate or oblanceolate +
reduced +
quadrangular +
, +  and straight +
tapering +, cylindrical +  and obtusely 4-angled +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Kans. +, N.Mex. +, Okla. +, Tex. +, Mexico (Coahuila) +  and Mexico (Nuevo León) +
0–1200 m. +
gray +  and brown +
exfoliating +
basifixed +  and versatile +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
6 cm60 mm <br />0.06 m <br /> (7 cm70 mm <br />0.07 m <br />) +
hispid +, lanate +  and glabrous +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
zygomorphic +  and actinomorphic +
curved +  and straight +
indehiscent +  and dehiscent +
4-angled +, terete +, tapering +, cylindrical +, ellipsoid +, clavate +, ovoid ellipsoid +  and cylindrical rhombic-obovoid or globose +
Grassy prairies, plains, low hills, sandy, gravelly, and limestone soil, relatively dry areas, in vegetation dominated by mesquite, oaks, and Opuntia. +
perennial +
suffrutescent +
strigillose +  and glabrous +
nodding +  and erect +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
deciduous +
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
2 cm20 mm <br />0.02 m <br /> (?) +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
spinulose-serrate +  and serrulate +
subentire +
pedicellate +  and sessile +
1 +  and 8 +
fading orangish +  and purplish +
suborbiculate +  and rhombic or obcordate +
0.6 cm6 mm <br />0.006 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
0 cm0 mm <br />0 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Flowering Mar–Sep. +
basal +  and cauline +
clavate +  and globose +
sculptured +  and smooth +
reduced +
0.1 cm1 mm <br />0.001 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
purple +, pink +, red +  and green +
deciduous +
with keeled midribs +  and flat +
0.4 cm4 mm <br />0.004 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
parietal +, axile +  and placentation +
unequal +
aquatic +, amphibious +  and terrestrial +
in 2 unequal series +  and subequal +
2 times as many or as many as sepals +
10 cm100 mm <br />0.1 m <br /> (25 cm250 mm <br />0.25 m <br />) +
decumbent +  and ascending +
several +  and many +
25 cm250 mm <br />0.25 m <br /> (40 cm400 mm <br />0.4 m <br />) +
4-lobed +, discoid +  and quadrangular +
petiolate +  and sessile +
intrapetiolar +
pubescent +  and glabrous +
0.9 cm9 mm <br />0.009 m <br /> (3 cm30 mm <br />0.03 m <br />) +
aquatic +, amphibious +  and terrestrial +
smooth +, reticulate +  and furrowed +
rugose +, papillose +  and non-papillate +
C. drummondianus subsp. berlandieri +  and Meriolix berlandieri +
Oenothera capillifolia subsp. berlandieri +
Oenothera capillifolia +
subspecies +
3(-5)-aperturate +
0 cm0 mm <br />0 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
woody +  and hard +
smooth +  and erose +
papillate +