The wild and cultivated cotton plants of the world : a revision of the genus Gossypium, framed primarily with the object of aiding planters and investigators who may contemplate the systematic improvement of the cotton staple /
by Sir George Watt.
- London ; New York :. Longmans, Green, and co., 1907.
- xiv, 406 p., 53 leaves of plates : ill (part col.) ; 26 cm.