Accepted By:
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Clausen, R. T. 1975. Sedum of North America North of the Mexican plateau. p.. 1–742.
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Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York.
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Gleason, H. A. 1968. The Choripetalous Dicotyledoneae. vol. 2. 655 pp. In H. A. Gleason Ill. Fl. N.E. U.S.. New York Botanical Garden, New York.
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Scoggan, H. J. 1978. Dicotyledoneae (Saururaceae to Violaceae). 3: 547–1115. In Fl. Canada. National Museums of Canada, Ottawa.
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Voss, E. G. 1985. Michigan Flora. Part II Dicots (Saururaceae-Cornaceae). Bull. Cranbrook Inst. Sci. 59. xix + 724.
General:
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Shaw, J. M. H. 2017. (2512) Proposal to conserve the name Orostachys with a conserved type (Crassulaceae). Taxon 66(2): 521–522.
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