Chylismia atwoodii

(Cronquist) W. L. Wagner & Hoch

Syst. Bot. Monogr. 83: 205. 2007.

Basionym: Camissonia atwoodii Cronquist Great Basin Naturalist 46: 258. 1986
Treatment appears in FNA Volume 10.
Revision as of 17:00, 27 April 2022 by imported>Volume Importer
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Herbs annual, glandular puber­ulent. Stems several, 5–150 cm. Leaves in poorly defined basal rosette and cauline; petiole 0.7–3.4 cm; blade unlobed, broadly ovate to oblong-ovate, elliptic, or subcordate, 1.2–7.6 × 0.8–5.5 cm, margins serrulate to serrate-denticulate, brown oil cells prominently lining veins abaxially. Racemes erect, elongating in flower. Flowers opening at sunrise; buds without free tips; floral tube 0.6–1 mm; sepals 5–7 mm; petals purple, fading darker purple, 7–14 mm; stamens 4 + 4, unequal, anthers 1.5–2 mm, glabrous, stigma exserted beyond anthers at anthesis. Capsules spreading to reflexed, clavate, 11–25 mm; pedicel 3–5 mm. Seeds 1.5–1.8 mm.


Phenology: Flowering Aug–Nov.
Habitat: Open slopes in desert shrub communities, on clay soil.
Elevation: 1100–1600 m.

Discussion

Chylismia atwoodii is known only from eastern Kane County, and only from a few collections, so is still poorly characterized morphologically, but clearly distinct among the purple-petaled species.

Selected References

None.

Lower Taxa

None.
... more about "Chylismia atwoodii"
Warren L. Wagner +
(Cronquist) W. L. Wagner & Hoch +
Camissonia atwoodii +
1100–1600 m. +
Open slopes in desert shrub communities, on clay soil. +
Flowering Aug–Nov. +
Syst. Bot. Monogr. +
Camissonia sect. Tetranthera +  and Oenothera sect. Tetranthera +
Chylismia atwoodii +
Chylismia sect. Chylismia +
species +