On the specific difference between Primula verus, Brit. Fl. (var. officinalis of Linn.), P. vulgaris, Brit. Fl. (var. acaulis, Linn.), and P. elatior, Jacq
Subtitle: and on the hybrid nature of the common Oxlip. With supplementary remarks on naturally-produced hybrids in the genus Verbascum
By: by Charles Darwin
Published: 1869
Language: eng
Number of pages: 454
Subjects: Primulaceae
Notes: Reprinted from: Linnean Society's Journal. 1869. 10: 437-454.