Helenium autumnale
| Helenium autumnale | |
|---|---|
 |
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| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Tribe: | Helenieae |
| Genus: | Helenium |
| Species: | H. autumnale |
| Binomial name | |
| Helenium autumnale L. |
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Helenium autumnale is a flowering plant native to North America. Common names include common sneezeweed and large-flowered sneezeweed.[1][2][3]
Contents |
[edit] Natural habitat and distribution
This plant is found throughout the contiguous mainland United States and most of Canada.[4]
[edit] Appearance
Common sneezeweed grows up to a meter tall. In late summer and fall, it bears daisylike flower heads with notched, recurved ray florets.
[edit] Cultivation
Common sneezeweed is cultivated as a garden perennial. There are multiple named varieties varying in color and height. 'Pumilum Magnificum' is a yellow variety about two feet tall. 'Bruno', a reddish brown cultivar, 'Kupfersprudel', which is yellow/orange, and 'Butterpat', which is golden, all grow 3 to 3.5 feet tall. 'Chippersfield Orange' is up to 4 feet tall and is orange streaked with gold.
[edit] References
- ^ Wilkinson, Kathleen (1999), Wildflowers of Alberta A Guideto Common Wildflowers and Other Herbaceous Plants, Edmonton Alberta: Lone Pine Publishing and University of Alberta, pp. 112, ISBN 0-88864-298-9
- ^ Peterson, Roger T.; McKenny, Margaret (1968), A Field Guide to Wildflowers of Northeastern and North-Central North America (9 ed.), Boston: Houghton Mifflin, ISBN 0-395-91172-9
- ^ Vance, F R; J.R. Rowsey, J.S Maclean and F.A. Switzer (1999), Wildflowers across the prairies With a new section on Grasses, sedges and rushes, Vancouver, British Columbia: Western Producer Prairie Books, pp. 299, ISBN 1-55054-703-8
- ^ USDA, PLANTS profile for Helenium autumnale (common sneezeweed), http://plants.usda.gov/java/profile?symbol=HEAU, retrieved 2007-05-08
- Crockett, James U. (1972), Perennials (2 ed.), New York: Time-Life Books
