Flora of North America species comparison

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Chylismia claviformis subsp. integrior

Chylismia claviformis subsp. rubescens
Photo is of parent taxon

browneyes, clavate fruit primrose
Photo is of parent taxon
Habit Herbs strigillose proximally, usually also glandular puberulent distally, or glabrate. Herbs villous, at least proximally, also glandular puberulent.
Stems

6–70 cm.

5–40 cm.
Leaves

blade sometimes purple-dotted, lateral lobes often absent, sometimes present but poorly developed, terminal lobe narrowly ovate to ovate or subcordate, to 7 × 3 cm, margins serrate.

blade lateral lobes poorly developed, small or absent, terminal lobe lanceolate, to 4 × 2 cm, margins irregularly dentate.
Flowers

opening at sunset;

buds usually without free tips, rarely with apical free tips less than 1 mm;

floral tube orange-brown inside, 3–6 mm;

petals white, sometimes purple-dotted near base, fading purple, 4.5–8 mm.

opening at sunset;

buds with conspicuous, subapical free tips;

floral tube orange-brown inside, 3.5–5 mm;

petals yellow, fading brick red, 3–5 mm.
2n

= 14.

= 14.

Chylismia claviformis subsp. integrior

Chylismia claviformis subsp. rubescens
Phenology Flowering Apr–Jun. Flowering Mar–Apr.
Habitat Dry flats, with Artemisia tridentata, Ericameria, or Juniperus, on banks and flats. Sandy flats, with Ambrosia dumosa, Carnegiea gigantea, and Larrea.
Elevation 1100–2200 m. (3600–7200 ft.) 60–400 m. (200–1300 ft.)
Distribution
from FNA
CA; NV; OR
[BONAP county map]
from FNA
AZ; Mexico (Sonora)
[BONAP county map]
Discussion

Subspecies integrior is known from southern Harney County, Oregon, southward nearly throughout Nevada to Esmeralda and Lincoln counties and to Mono and northeastern Inyo counties, California, and often forms large colonies on banks and flats in Great Basin Desert. It intergrades with subspp. aurantiaca and cruciformis, and hybridizes with Chylismia brevipes subsp. brevipes.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Subspecies rubescens is known from western Maricopa, eastern Pima, and southeastern Yuma counties, Arizona, and northwestern Sonora. It intergrades with subsp. peeblesii and hybridizes with Chylismia brevipes subsp. arizonica.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 10. FNA vol. 10.
Parent taxa Onagraceae > subfam. Onagroideae > tribe Onagreae > Chylismia > sect. Chylismia > Chylismia claviformis Onagraceae > subfam. Onagroideae > tribe Onagreae > Chylismia > sect. Chylismia > Chylismia claviformis
Sibling taxa
C. claviformis subsp. aurantiaca, C. claviformis subsp. claviformis, C. claviformis subsp. cruciformis, C. claviformis subsp. funerea, C. claviformis subsp. lancifolia, C. claviformis subsp. peeblesii, C. claviformis subsp. peirsonii, C. claviformis subsp. rubescens, C. claviformis subsp. yumae
C. claviformis subsp. aurantiaca, C. claviformis subsp. claviformis, C. claviformis subsp. cruciformis, C. claviformis subsp. funerea, C. claviformis subsp. integrior, C. claviformis subsp. lancifolia, C. claviformis subsp. peeblesii, C. claviformis subsp. peirsonii, C. claviformis subsp. yumae
Synonyms Oenothera claviformis subsp. integrior, Camissonia claviformis subsp. integrior, C. claviformis var. purpurascens, O. claviformis var. purpurascens, O. scapoidea var. purpurascens Oenothera claviformis subsp. rubescens, Camissonia claviformis subsp. rubescens
Name authority (P. H. Raven) W. L. Wagner & Hoch: Syst. Bot. Monogr. 83: 206. (2007) (P. H. Raven) W. L. Wagner & Hoch: Syst. Bot. Monogr. 83: 207. (2007)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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