Onopordon bracteatum
Onopordon bracteatum subsp. var. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Standard Cyclopedia of Horticulture |
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Onopordon bracteatum, Boiss. & Heldr. A tall tomentose much- branched biennial: lower Lvs. oblong-lanceolate, the shallow lobes and often the margins tipped with yellow stout spines; cauline Lvs. much smaller, decurrent, diminishing in the infl. to start short bracts: heads large, globose, the outside involucral bracts recurved. E. Medit. region.—Probably not hardy northward.
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References
- Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963
External links
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