Part 7, 1922] AECIDIACEAE 
Teliospore-pedicel globoid. 
Teliospore-pedicel fusiform-oblong. 
Host belonging to family Lobeliaceae. 
Host belonging to family Carduaceae. 
Of the tribe Vernonieae. 
Teliospores pale cinnamon-brown or colorless. 
Teliospores usually less than 60 » long. 
Teliospores usually more than 60 » long. 
Teliospores strongly colored. 
Teliospores minutely verrucose. 
Urediniospore-pores scattered, indistinct. 
Urediniospore-pores approximately equatorial. 
Urediniospore-pores usually 3; teliospores much 
thicker above. 
Urediniospore-pores usually 2; teliospores slightly 
thicker above. 
Teliospore-wall 2.5-3 y thick. 
Teliospore-wall 3-6 » thick. 
Teliospores prominently verrucose. 
Teliospores closely verrucose. 
Teliospore-wall 3-6 thick; 
phyllous. 
Teliospore-wall 3-4 thick; 
phyllous. 
Teliospores sparsely verrucose. 
Teliospore-wall moderately thick, 3-4 u; 
epiphyllous. 
Teliospore-wall very thick, 4-6 pn. 
Of the tribe Eupatorieae. 
Teliospores prominently verrucose. 
Urediniospore-pores 2 (rarely 3), equatorial. 
Urediniospore-pores 2 (rarely 3), basal. 
Teliospore-wall 1-1.5 yw thick. 
Teliospore-wall 3-4 yu thick. 
Teliospores minutely verrucose. 
Urediniospores 23-28 p long. 
Urediniospores 26—34 ys long. 
Teliospores smooth, or.appearing so in water. 
Teliospore-pedicel firm, persistent. 
Walls of pedicel thin. 
Urediniospores globoid. 
Urediniospores reniform. 
Walls of pedicel thick, nearly obliterating lumen. 
Urediniospores globoid. 
Urediniospores reniform. 
Teliospore-pedicel fragile, largely deciduous. 
Teliospore-wall thin (1.5-2 4). 
‘Teliospore-wall thick (3-6 yu). 
Teliospore-wall slightly thicker above. 
Teliospore-wall smooth. 
Teliospores with prominent papilla. 
Teliospores with low papilla. 
Teliospore-wall minutely verrucose. 
Teliospore-wall much thicker above. 
Teliospores 26-30 yu broad. 
Teliospores 32-35 u broad. 
Of the tribe Astereae. 
Of the tribe Heliantheae. 
Teliospores finely verrucose. 
Urediniospore-pores superequatorial. 
Sori from a diffused mycelium. 
Sori from a limited mycelium. 
Urediniospore-pores equatorial. 
Teliospores smooth. 
Of the tribe Helenieae. 
Of the tribe Anthemideae. 
Teliospores verrucose throughout. 
Teliospores minutely verrucose above. 
Of the tribe Cynareae. 
Sori from a limited mycelium. 
Teliospore-wall thin (1-3 ). 
Teliospore-wall 1-2 » thick. 
Teliospore-wall 1.5-2.5 4 thick. 
Teliospore-wall 2-3 y« thick. 
‘Teliospore-wall thick (3-3.5 4). 
Sori from a diffused mycelium. 
Urediniospore-pores 2. 
Urediniospore-pores 3. 
Host belonging to family Cichoriaceae. 
telia chiefly epi- 
telia chiefly hypo- 
telia 
483 
26. B. globosipes. 
27. B. tumidipes. 
28. B. vacua. 
29. B. insulana. 
30. B. Arthuriana. 
31. B. fuscella, 
32. B. Vernoniae. 
33. B. inaequaia. 
34. B. semiinsculpta, 
34, B. semiinsculpta. 
35. B. idonea. 
36. B. praealta. 
37. B. egregia. 
38. B. Conoclinii. 
40. B. basiporula. 
41. B. Hodgsoniana. 
39. B. concinna. 
48. B. subdecora. 
47, B. Kuhniae. 
44. B. inanipes. 
42, B. solidipes. 
43. B. Espinosarum. 
45. B. inermis. 
47, B. Kuhniae. 
46. B. redempita. 
48. B. subdecora. 
39, B. concinna. 
49, B. decora. . 
50. B. Baccharidis-multiflorae, 
51. B. triennulata. 
52. B. Balsamorhizae. 
53. B. proba. 
54. B. Enceliae. 
55. B. Gaillardiae. 
56. B. Chrysanthemi. 
57. B. Absinthii. 
58. B. Cirsii. 
63. B. Bardanae. 
62. B. Carthami. 
61. B. irrequista. 
60. B. Cyani. 
59. B. suaveolens. 
