Myxophyceae of eastern California and western Nevada, by Francis Drouet.

v.20:no.7(1943)

Botanicon sinicum :Notes on Chinese botany from native and western sources /E. Bretschneider.

v. 1

Botanicon sinicum :Notes on Chinese botany from native and western sources /E. Bretschneider.

v. 2

Botanicon sinicum :Notes on Chinese botany from native and western sources /E. Bretschneider.

v. 3