Definition of Genus Ephedra
1. Noun. Type and sole genus of Ephedraceae: tropical and subtropical evergreen shrubby or creeping plants native to dry and inhospitable regions.
Group relationships: Ephedraceae, Family Ephedraceae
Member holonyms: Ephedra, Joint Fir
Genus Ephedra Pictures
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Lexicographical Neighbors of Genus Ephedra
Literary usage of Genus Ephedra
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Encyclopædia Britannica: A Dictionary of Arts, Sciences, Literature and by Hugh Chisholm (1910)
"... the prolong- tion of the integument furnishes the flowers with a substitute fora stigma and style. The genus Ephedra, with its ..."
2. The Anatomy of Woody Plants by Edward Charles Jeffrey (1917)
"Of these the genus Ephedra occurs throughout the Northern Hemisphere, being somewhat abundant in the American and Asiatic continents and rare in Europe. ..."
3. Contributions to the Paleobotany of Peru, Bolivia and Chile: Five Papers by Edward Wilber Berry (1922)
"... genus Ephedra and compares with the existing Ephedra americana HB and Ephedra triandra Tul. is altogether doubtful and I cannot regard it as proving the ..."
4. Encyclopaedia Britannica, a Dictionary of Arts, Sciences, Literature and edited by Hugh Chisholm (1910)
"... structure of Angiosperms; the prolongation of the integument furnishes the flowers with a substitute u г : stigma and style. The genus Ephedra, with ..."
5. The American Naturalist by American Society of Naturalists, Essex Institute (1906)
"An interesting question is suggested by the different results observed in two species of the genus Ephedra. Jaccard ('93) reported that in E. helvetica at ..."
6. Journal of Applied Microscopy by Bausch & Lomb Optical Company (1900)
"been so difficult to procure material, one genus, Welwitschia, being found only in Damara-land, Africa, another genus, Ephedra, being a desert plant, ..."
7. The New International Encyclopaedia edited by Daniel Coit Gilman, Harry Thurston Peck, Frank Moore Colby (1906)
"The genus Ephedra, which includes about thirty species, occurs in the dry regions of both hemispheres. In the arid region of the Southwestern United States ..."