Digitalis laciniata, minor, rigida and ochroleuca

From C E Armand Semple, Elements of Materia Medica and Therapeutics figures 235-238, p 342

From left to right, these are Digitalis laciniata, D. minor, D.rigida and D. ochroleuca.

Digitalis laciniata, minor, rigida and ochroleuca from Semple Materia Medica

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