BY ALEX. G. HAMILTON, ESQ. 161 



and it would be interesting to discover if there is any difference 

 between the same species in coast and inland specimens. 



REFERENCES TO PLATE XXI. 



Fig. 1. — From young bud showing rudiment of indusium, St. Stigma in. 



indusium, x 20. 

 Fig. 2. — Side, front, and top of indusium in further advanced bud, x 10. 

 Fig. 3. — Front and side in older bud, x 8. 

 Fig. 4. — Arrangement of anthers and indusium in nearly full-grown 



bud, X 8. 

 Fig. 5. — Anther showing point which afterwards hooks over indusium, x 10. 

 Fig. 6. — Mature indusium, x 10. 

 Figs. 7 and 8. — Arrangement of anthers in full grown bud just opening ; 



indusium full of pollen, x 8. 

 Fig. 9. — Fertilized and closed indusium, x 8. 

 Fig. 10. — Diagrammatic section of open flower, showing fold of upper lobe 



of corolla, which forms a cover for indusium, ex, calyx an. 



anthers ; in indusium ; bl. upper lobe ; cv. cover ; ul. under 



lobe, X 2. 



