BRITTON AND ROSE, VOL IV 



2a 





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ii^iwyk.-i\:i.,. 



. E. Eaton del. 



1. Flowering plant of Escobaria dasyacantha. 



2. Fruit of Dolichothele sphaerica. 

 2a. Seed of same. 



3. Flowering plant of Neoinammillaria arida. 



4. Flowering plant of Escobaria bella. 



4a. Tubercle of same. 



5. Flowering plant of JVeomammil/aria crocidata. 



6. Flowering plant of Bartschella sclmmannii. 



7. Flowering plant of Neoinammillaria carnea. 



