[The Borage Family in the Columbia River Gorge]

Gromwells and Puccoons of the Columbia River Gorge

The Genus Lithospermum

Puccoon: Lithospermum ruderale

Corn Gromwell, Field Gromwell: Lithospermum arvense (Synonym: Buglossoides arvensis) - Annual. One to several stems from 10-70 cm high, the middle one generally the largest. Corolla white or bluish-white, 5-8 mm long, the limb 2-4 mm wide.

Columbia Puccoon, Puccoon, Western Gromwell, Western Stoneseed: Lithospermum ruderale (Synonym: Lithospermum pilosum) - Perennial. Clustered stems from 5-60 cm high. Corolla yellow or yellowish-green, 4-6 mm long with the limb 7-13 mm wide.


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