Diaperia prolifera
(Redirected from Evax prolifera)
| Diaperia prolifera | |
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Diaperia |
| Species: | D. prolifera
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| Binomial name | |
| Diaperia prolifera | |
| Synonyms[1][2] | |
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Diaperia prolifera, common name big-head rabbit-tobacco, is a plant species native to the central part of the United States from Montana to New Mexico to Alabama. It prefers dry, open areas.[3][4]
Diaperia prolifera is an annual herb up to 15 cm (6 inches) tall, grayish green to silvery because of thick woolly pubescence. The stem branches above ground, with leaves up to 15 mm long. Flower heads are usually produced one at a time, but occasionally in groups of 2–3.[3][4][5][6]
- Varieties[3]
Two varieties are generally recognized, intergrading in their region of overlap in Texas and Oklahoma:[3][7]
- Diaperia prolifera var. prolifera, grayish to green - Alabama, Arkansas, Colorado, Kansas, Louisiana, Mississippi, Missouri, Montana, Nebraska, New Mexico, Oklahoma, Texas, South Dakota, Wyoming
- Diaperia prolifera var. barnebyi Morefield, silvery white - New Mexico, Oklahoma, Texas
References
[edit]- ^ Tropicos
- ^ The Plant List
- ^ a b c d Flora of North America, Diaperia prolifera
- ^ a b Shinners, L. H. 1951. The Texas species of Evax (Compositae). Field & Lab. 19: 125–126.
- ^ Nuttall, Thomas. Transactions of the American Philosophical Society, new series 7: 338. 1840.
- ^ Craig Fraiser, Arkansas' Rare and Endemic Natural Flora
- ^ Morefield, Novon. 14: 470. 2004.