7 
Plants of Coahuila,Mexico. 
I. Orange,I M.In sandy soil on creek bank,fairly common. 
2. White.In shady crevices on cliff faces,not common. 
3. La vender. " " " " " " " 
4. White. " " " " " " tt 
5. Red.I M.In sandy soil along creek,common. 
6. Yellow.50 cm." " " " " 
7. Blue 50 cm.At base of talus slopes near creek,common. 
8.Orange.40 cm.Among rocks at bases of talus slopes,fairly common. 
9. Deep pur j)le. Vining in loose rocks below cliffs.common. 
10. Yellow.20 cm.-41 crevices on cliffs,common. 
II. White.vining among loose rocks near creek.Scarce. 
12. White.30 cm. " " " « " Common. 
13. Lavender 70 cm.On creek bank.Scarce. 
14. Yellow.I.20 M.On sandy soil on creek bank,fairly common. 
15. -—. I.go ]jf." " « " " »' tt n 
16. Light lavender.20 cm.North side of cliffs.Not common. 
17. White.80 cm.On talus slopes.Very abundant 
18.Orchid 70 cm.On banks of creek.Not common. 
19. Red.I.20 m.On sandy soil along creek.Common. 
20. Whitish yellow 90cm.Banks of creek.Common. 
21. Blue 30 cm.Crevices on cliffs.Common. 
22. White 20 cm. " " " " 
23. White 25 cm. "v " " " 
24. --Vining " " " Not common. 
£5.Yellow Vining .Along creek banks.Common. 
26. Purple.40 cm.On cliff faces. 
27. White 30 cm.At base of shady talus slope.Not common. 
28. White. 70 cm.Shady spots on talus slopes.Common. 
29. White. 25 cm. « " " " " Not abundant. 
30. White 60 cm.In crevices on cliffs.Fairly abundant. 
3IIWhite 50 cm." '! " " " " 
32. Blue 20 cm. " ' " " " Scarce. 
33. Lavender.30.cm. " " " " 
34. - 60 cm.Base of talus slopes,Common. 
35. -40 cm. " " " " Not common. 
56.-I m. In sand by edge of creek.Scarce. 
37. --60 cm.Base of talus slope .Common. 
38. -;-40 cm.Among crevices on cliffs.Scarce. 
39. -—15 cm. " " " " n 
40. ——--40 cm. Base of talus slope .Abundant. 
41. -35 cm. Among crevices on cliffs.Scarce. 
42. White.40 cm.On talus' slopes .Fairly abundant. 
43. -3 m# At bases of talus slopes.Common. 
44.- 
-'30 cm.In crevides on cliffs.Scarce. 
45.Pink. 45 cm.In shady arroya.Fairly abundant. 
46■* - -—15 cm." " " .Scarce. 
-40 cm.Cr.evices in cliffs .Scarce. 
47_ 
48. White Sandy soil by dry arroya.Not common. 
49. --40 cm.Bases of cliffs.Fairly abundant. 
50. Purpie 50 cm. " 2 " " " 
51. ----80 cm.Dry sandy arroys. £ airly abundant. 
52. Purple 40 cm.Open hillsides.Abundant. 
53. White 50 cm.On talus slopes.Fairly common. 
15 cm.Dry sandy arroya.Scarce. 
60.cm. " " " Common. 
40 cm. " " " Scarce. 
" ; S Scarce. 
54Pink 
57.White 
59. 
-45 cm. " 
-25 cm.Crevices in cliffs.Scarce. 
60.Yellow 60 cm 
ti 
V 
Common. 
