ILLUSTRATIONS. xV 
Facing page. 
Figure 22. Stigmatic pattern of Nymphaea fluviatilis.....--.------+-++++-++--- 94 
23. Leaf outline of Nymphaea chartacea......-------------++-++++++-- 95 
24. Leaf outline of Nymphaea sagittifolia......-.----------------++++++- 96 
25. Stigmatic pattern of Nymphaea sagittifolia...-..--------+-+-++++-- 96 
26. Leaf outline of Nymphaca ulvacea.......-.--------- +++ +202 eeee ee 97 
27. Stigmatic pattern of Nymphaea ulvacea......--------++-++2+++0+- 97 
28. Leaf outline of Nymphaea ovata........---- +--+ 2-22-22 reece 98 
29. Stigmatic pattern of Nymphaea ovata.....---.----+-+-++++22+005+>- 98 
30. Leaf outline of Nymphaea puberula......-------- +--+ +++ 2-20 +2000 99 
31. Stigmatic pattern of Nymphaea puberula........--+-----++++-++++- 99 
32. Leaf outline of Nymphaea microcarpa...--------+------- Lecce ee eeee 100 
33. Stigmatic pattern of Nymphaea microcarpa......--------+--+---+-- 100 
34. Leaf outline of Nymphaea orbiculata.....-----------+++++++++++-+- 101 
35. Stigmatic pattern of Nymphaea orbiculata......------------------ 101 
36. Leaf outline of Nymphaea bombycina......--------++----+--------- 102 
37. Stigmatic pattern of Nymphaca bombycina...--------++-+++-+------ 102 
38. Leaf outling of Nymphaea polysepala, typical form...........------ 103 
39. Stigmatic pattern of Nymphaea polysepala......----------++-+-++-- 103 
40. Leaf outline of Nymphaea polysepala, southern form.....--------- 105 
41. Ovary of Catoblastus drudet..-.....-------++20ee cer crt eter tttte 233 
42. Fruit of Annona sericed.....---------+--e2 eee errr 266 
43. Leaf and fruit of Annona spraguct.....------+-++++-2-- errr 271 
44, Leafy twig and fruit of Annona cercocarpa.....--------++++++++777- 272 
45. Leaf of Hauya heydeana........----+----- +2002 e crete eset rtttee 290 
46. Leaf of Hauya barcenac.......---- +--+ +--+ 22 ee rere re cette 290 
47. Leaf of Hauya lucida.......-..+---------022e eter ccc r crs 290 
48. Leaf of Hauya rusbyi..-.-.----------- +202 rece e ccc ctrtrtrtete 291 
49. Leaf of Hauya cornuta........----------+-2 erect errr crt 292 
50. Leaf of Hawya microcerata.....-------+--+-+-+ eee er ececcttte 292 
51. Leaf of Hauya rodriguezti.....-.-------+---+2r reese cre reteeteee 293 
52. Leaf of Hauya quercetorwm....-----------+-02 eer errr crt rctettee 293 
53. Leaf of Hauya ruacophila .....----------- 2222s eter e recess 294 
54. Leaf of Hauya lemnophila....--..-----------02e errr crete crete 295 
MAP. 
309 
Map of Lower California........---+-+--+++++22550ecccccrrrrtsrs rss rt rte 
