Delphinium speciosum
Read about Delphinium speciosum in the Standard Cyclopedia of Horticulture
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Delphinium speciosum. The trade name may apply to a showy garden form of undetermined origin. D. speciosum, Bieb., to which the botanical name applies, is a tall gray-tomentose perennial of the Caucasus: st. angled, paniculate above: lvs. palmately parted, the segms. acute and cut, the lower segms. not divergent: spur incurved at the point, equaling the sepals; petals glabrous above; ovary tomentose. Caucasus region, Persia.—D. speciosum glabratum is said by Nicholson to be similar in growth and fls. to D. cashmirianum, but has larger infl. and the fls. have longer spurs; Himalaya.
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References
- Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963
External links
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