Chylismia claviformis subsp. peeblesii

(Munz) W. L. Wagner & Hoch

Syst. Bot. Monogr. 83: 206. 2007.

Basionym: Oenothera claviformis var. peeblesii Munz Leafl. W. Bot. 2: 158. 1939
Synonyms: Camissonia claviformis subsp. peeblesii (Munz) P. H. Raven O. claviformis subsp. peeblesii (Munz) P. H. Raven
Treatment appears in FNA Volume 10.

Herbs glandular puberulent and strigillose. Stems 5–60 cm. Leaves: blade lateral lobes irregular, well developed, terminal lobe narrowly ovate, to 7 × 3 cm, margins irregularly sinuate-dentate. Flowers opening at sunset; buds without free tips; floral-tube orangebrown inside, 3–5.5 mm; petals white, often fading purple, 3–7.5 mm. 2n = 14.


Phenology: Flowering (Dec–)Jan–Apr.
Habitat: Flat, sandy plains, washes, with Ambrosia dumosa, Carnegiea gigantea, Larrea tridentata, and Prosopis.
Elevation: 100–700 m.

Distribution

Ariz., N.Mex., Mexico (Sonora)

Discussion

Subspecies peeblesii is known throughout almost all the southwestern half of Arizona and locally in northwesternmost Sonora, and was recently collected in Grant and Hildago counties in New Mexico. It intergrades with subspp. aurantiaca and rubescens, and hybridizes with all subspecies of Chylismia brevipes.

Selected References

None.

Lower Taxa

None.

"elongating" is not a number.

0.15 cm1.5 mm <br />0.0015 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Warren L. Wagner +
(Munz) W. L. Wagner & Hoch +
darker flecks +
Oenothera claviformis var. peeblesii +
indehiscent +  and loculicidal +
lobed +, toothed +  and entire +
reduced +
reflexed +  and erect +
curved +  and straight +
ascending +  and spreading +
0.8 cm8 mm <br />0.008 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Ariz. +, N.Mex. +  and Mexico (Sonora) +
100–700 m. +
basifixed +  and versatile +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
actinomorphic +
curved +  and straight +
loculicidal +
oblong-cylindrical +, clavate +  and subterete +
Flat, sandy plains, washes, with Ambrosia dumosa, Carnegiea gigantea, Larrea tridentata, and Prosopis. +
strigillose +  and puberulent +
unlobed +  and lobed +
deciduous +
1.5 cm15 mm <br />0.015 m <br /> (20 cm200 mm <br />0.2 m <br />) +
reduced +
0.3 cm3 mm <br />0.003 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
reduced +
membranous +
numerous +  and 1 +
0.4 cm4 mm <br />0.004 m <br /> (4 cm40 mm <br />0.04 m <br />) +
fading purple +  and white +
0.3 cm3 mm <br />0.003 m <br /> (0.75 cm7.5 mm <br />0.0075 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (12 cm120 mm <br />0.12 m <br />) +
Flowering (Dec–)Jan–Apr. +
Syst. Bot. Monogr. +
well-developed +
basal +  and cauline +
clavate +  and globose +
7 +  and numerous +
lenticular +  and narrowly ovoid +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
purple +, pink +, red +  and green +
deciduous +
0.2 cm2 mm <br />0.002 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
parenchymatous +
parietal +, axile +  and placentation +
1 +, 4 +  and 2 +
subequal +
aquatic +, amphibious +  and terrestrial +
subequal +
2 times as many or as many as sepals +
prostrate +  and decumbent +
5 cm50 mm <br />0.05 m <br /> (60 cm600 mm <br />0.6 m <br />) +
conical-peltate +
capitate +  and entire +
long-petiolate +
intrapetiolar +
0.5 cm5 mm <br />0.005 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
aquatic +, amphibious +  and terrestrial +
non-papillate +
Camissonia claviformis subsp. peeblesii +  and O. claviformis subsp. peeblesii +
Chylismia claviformis subsp. peeblesii +
Chylismia claviformis +
subspecies +
0 cm0 mm <br />0 m <br /> (7 cm70 mm <br />0.07 m <br />) +
0 cm0 mm <br />0 m <br /> (3 cm30 mm <br />0.03 m <br />) +
3(-5)-aperturate +
smooth +  and erose +
papillate +