Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania
Código CCN: 024893-2
| Land: Não informado | 
| Utgivare: University of Pennsylvania | 
| Imprenta: 
        
                    
                          Philadelphia, Pa.:
                                          University of Pennsylvania,
                          
                          1933 | 
| Área de numeração: No. 11 (1933)-No. 14 (1938) | 
| Liknande verk: Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania |