PLatTE L 
Anthers | | 
Pistil 
Stamens | 
Corolla 
Calyx 
| | | 
‘Amarén' 'Salaman' ‘Quinde’ 
[ fo of | 
ia ae 
‘Munchira’ ‘Culebra’ ‘Andrés’ 
Ranges of variation in the lengths of five floral parts of Datura cul- 
tivars compared with the respective ranges of variation in D. candida 
*Buyés’. The values for ‘Buyés’, from Table I, are standardized to a 
common size in the uppermost ideogram, and values for the other cul- 
tivars (cf. taxonomic treatment) are expressed in proportion to these. 
