Rhodiola crenulata Root and Rhizome Powder

DEFINITION

The article consists of the dried roots and rhizomes of Rhodiola crenulata (Hook. f. et Thomson) H. Ohba (Family Crassulaceae), collected after the scape wither in autumn, reduced to a fine or very fine powder. It contains NLT 1.0% of total phenylethanoids, calculated as the sum of salidroside (C₁₄H₂₀O₇) and tyrosol (C₈H₁₀O₂) on the dried basis; and NLT 0.6% of salidroside on the dried basis.

POTENTIAL CONFOUNDING MATERIALS

Rhodiola calliantha (H. Ohba) H. Ohba

Rhodiola cretinii (Hamet) H. Ohba

Rhodiola dumulosa (Franch.) S. H. Fu

Rhodiola heterodonta (HK. f. et Thoms.) A. Bor.

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