TY  - BOOK
AU  - Goodspeed,Thomas Harper
TI  - The genus Nicotiana : : origins, relationships, and evolution of its species in the light of their distribution, morphology, and cytogenetics / 
T2  - Chronica botanica ; 
U1  - 583.76 
PY  - 1954///
CY  - Waltham, Mass. : 
PB  - Chronica Botanica, 
KW  - Tabaco
N1  - Parts I-V: Distribution, morphology, cytology of species, cytology of F1 interspecific hybrids, phylesis -- Part VI: Taxonomy / by T. H. Goodspeed, H-M. Wheeler and P. C. Hutchison
ER  -