Biology:Allium macrum
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Short description: Species of wild onion native to the United States
| Allium macrum | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Order: | Asparagales |
| Family: | Amaryllidaceae |
| Subfamily: | Allioideae |
| Genus: | Allium |
| Species: | A. macrum
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| Binomial name | |
| Allium macrum S.Wats.
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| Synonyms[1] | |
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Allium equicaeleste H.St. John | |
Allium macrum, the rock onion, is an American species of wild onion native to the eastern and central parts of the United States States of Oregon and Washington (state) . It grows on gravelly soils at elevations up to 1400 m.[2][3] It is a perennial herb.[4]
Allium macrum produces round to egg-shaped bulbs up to 2 cm long. Flowers are white with a green stripe running the length of each tepal. Anthers and pollen are yellow.[2][5][6][7]
References
- ↑ Tropicos
- ↑ 2.0 2.1 Flora of North America v 26 p 267, Allium macrum
- ↑ BONAP (Biota of North America Program) floristic synthesis, Allium macrum
- ↑ "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". https://www.wildflower.org/plants/result.php?id_plant=ALMA5.
- ↑ Hitchcock, C. H., A.J. Cronquist, F. M. Ownbey & J. W. Thompson. 1969. Vascular Cryptogams, Gymnosperms, and Monocotyledons. 1: 1–914. In C. L. Hitchcock Vascular Plants of the Pacific Northwest. University of Washington Press, Seattle.
- ↑ Watson, Sereno. 1879. Proceedings of the American Academy of Arts and Sciences 14: 233.
- ↑ St. John, Harold. 1931. Proceedings of the Biological Society of Washington 44(10): 31–32.
Wikidata ☰ Q15521048 entry
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