Hackelia amethystina J.T.Howell

Floras and Monographs

Hackelia amethystina J.T.Howell: [Article] Gentry, Johnnie L. & Carr, Robert L. 1976. A revision of the genus Hackelia (Boraginaceae) in North America north of Mexico. Mem. New York Bot. Gard. 26: 121-227.

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