Ranunculus orthorhynchus
Read about Ranunculus orthorhynchus in the Standard Cyclopedia of Horticulture
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Ranunculus orthorhynchus, Hook. Perennial, 10-18 in. high, hirsute to nearly glabrous: sts. erect from a fascicled root of thick fibers: lvs. mostly oblong, pinnately compound; lfts. or segms. 5-7, lower commonly short- petioluled, usually cleft or incised: fls. yellow, sometimes purple outside; sepals reflexed, soon deciduous; petals 7-16, 1/3-1/2in. long, obovate, much surpassing the sepals: achenes in an ovoid head, not numerous, ovate, nearly 2 lines long, strongly margined, beak slender, subulate, rigid, straight, nearly as long as the body. May-July. Wet places, Brit. Col. to Ore. and Mont. Var. platyphyllus, Gray (R. maximus, Greene), is more robust, growing 1-5 ft. high, the lfts. often 3 in. long, laciniately cleft and incised and the petals often larger than the type. N. Utah, Idaho, Wash, to Calif, and reported from Brit. Col.
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References
- Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963
External links
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