The Alpine flora /
Correvon, Henry, 1854-1939.
The Alpine flora / by Henry Correvon, Philippe Robert. - 436 pages : illustrations, 100 color plates ; 21 cm.
Mountain plants--Switzerland.
Botany--Switzerland.
The Alpine flora / by Henry Correvon, Philippe Robert. - 436 pages : illustrations, 100 color plates ; 21 cm.
Mountain plants--Switzerland.
Botany--Switzerland.