72 



POLLEN. 



LlLIACE^S. 



17. Lilium auratum (~\i a. bril- 



V 6000 / 



liant orange red ; a strong net- 

 work. b. in oil a long slit ; oil 

 diffused in the olive oil. 



18. Brodiea sp. ( JjjL) : a. yellow, 



punctured with green spots. 

 b. gibbous. 



19. Tulipa Gemerii,L. (~) : a. oval, 



with a single slit, yellow; in 

 oil opening out with 2 or 3 

 folds, or c. d. opening in a 

 straw-hat shape. 



20. Scilla nutans (^- Q ) : a. elliptic, 

 with 1 slit. b. oval. 



AGAVES. 



21. Bischemoria Tondli (^5); in 



4 cells, and the rich outer coat 

 of lace work. 



22. Stylandra pulchella (~); 3- 

 cornered, pyramidal. 



23. Drimyopsis Kirkii (^yf ) : a. 



crystalline like a tooth, b. c. in 

 oil showing pores at each side. 

 d. oval clouded. 



24. Anthurium Hookeri, Kth. (~^) : 



a. rough, globular; pore dis- 

 covered in water, b. almost 

 transparent, numerous minute 

 raphids in the anther cell. 



25. A. cordata (^) ; globular, 

 rough. 



TYPHACE^. 



26. Typha latifolia, L. (^); sub- 

 globular, with 4 valves, which 



open out under oil or water ; 

 numerous raphids in the anther. 



PALMACEJD. 



27. Areca Baueri 



trans- 



parent, eye-shaped, smooth, b. 

 in water oval, clouded. 



APOXOGETOKEJ3. 



28. Aponogeton distachyum (^5) : 



a. elliptic, minutely punctulate, 

 1 slit. b. in oil. c. in water glo- 

 bular, clouded. 



FLTJVIALES. 



29. Potomogeton crispus, L. (^) : 

 a. a simple sack, rough, b. in 

 water globular and somewhat 

 echinulate. 



30. Triglochinpalustris, L. ( 6 ^) : . 

 eye-shaped,lopening with rough- 

 nesses. b. globular clouded. 



ALISMACEJE. 



31. Alisma Plantago (^5) ; poly- 



hedric, pores in each facet. 



32. Hydrodeis Humboldtii (/^): 



a. echinulate, globose, b. the 

 prickles* disappear under oil, 

 when 3 pores become visible. 

 c. clouded in water. 



DIOSCOKIDE^;. 



33. Tamus communis, L. (~^\ : a. 



\ bUUO/ 



oval, with a strong band, pitted. 



b. in water globular, clouded, nu- 

 merous raphids in the anther 

 cell. 



