EXPLANATION OF PLATES. 

 Plate I. 



F'ig. I. — Diagrammatic section of a Lycoperdon, showing the cellu- 

 lose subgleba and the origin and arrangement of the two sets of 

 threads. 



Fig. 2. — Lycoperdon hirtum, Mart. 



Fig. 3. — Lycoperdon pulcherrirauni, B. & C, with spines enlarged 

 and spores much magnified. 



Fig. 4. — Lycoperdon elegans, Morg., with spores magnified. 



Fig. 5. — Lycoperdon echinatum, Pen., with spines enlarged. 



Fig. 6. — Lycoperdon rimulatum, Peck., with spores. 



Fig. 7. — Lycoperdon glabellum, Peck. 



Pi..\TR IL 



Fig. I 



-Lycoperdon separans. Peck., with spores. 



Fig. 2. — Lycoperdon pedicellatum, Peck., with spores. 

 Fig. 3. — Lj'coperdon eximium, Morg., with spores. 

 Fig. 4. — Lycoperdon Curtisii, Berk. 

 F'ig. 5. — Lycoperdon Turner], E. & K. 



Fig. 6. — Lycoperdon subincarnatum. Peck., with spines an<l pits 

 magnified. 



I'i^- 7- — Lycoperdon pusillum, Batsch. 



Fig. 8. — Lycoperdon acuminatum, Berk., with spores. 



Fig. 9. — Lycoperdon cep;L'sforme, Bull. 



Fig. 10. — Lycoperdon coloratum, Peck. 



