Index 205 
V. robusta var. genuina, 171, 197. V. trachyphylla, 23, 37-39, 63-64, 
V. robusta var. oxylepis, 171 196-197. 
V. Rojasii, 177, 179. V. trichophylla, 177, 180. 
Vv. i, . tri ta, 95, 97. 
V. rugosa, 55. V. triplinervis, 189 
V. rugosus, 55. V. triquetra, 83, 85 
\V. truxillensis, 44, 134-136. 
; sage 83, 86 V. tuberculata, 134, 161. 
V. Schultzii, 46, 60. V. tuberosa B. & H., 145, 
, V.tuberosa Griseb., 22, 40-41, 145, 
¥ ot one apg ey 69, 77. 180-181, 197. 
V. sericea, 2, 7: . 
V. sessilifolia, ‘ s 68, 75-76. V._tucumanenss, she eh rs 
v; similis, 4, 10, 11, 189. 
30, 37, 160-161. V. urticiformis, 46, 48. 
v. simulans, 123, 127, 197. ie 
V. Sodiroi, 36, 133, 139. V. vernonioides, 185, 
V. sonorae, 10, 187, 189. V. villaricensis, 133, 162. 
V. sphaerocephala, 37, 51, 68. ¥. heap 122, 124, 196, 
V. squalida, 22, 123, 126. Y Weddellii, 123, 126. 
V. squarrosa, 51, 63. V. wedelivides, 189 
V. stenoloba, 95, 97, 196. 
“3 stenophylla, 156-157. \V. zaluzanioides, 95-96. “ 
stenophylla var. discoidea, 157. RP IS : 
Viguieria, 45. 
MS strigosa, 42, 101-102, 196. V.? at is, 158. : 
46, 49. 
V. subden 
Vv. subi eng —_ Wedelia om 108. 
Vv. ratte 27, 29, 40, 134, 144, ' 16. 
196. 

ae 
V. tenuifolia, 98, 116-117. Ximenesia hispida, 75-76. 
V. tenuis, 30, 39, 42, 101, 104, 
V. tenuis var. alba, Zaluzania, 97 
V. tenuis f. alba, 105. Z. ensifolia, 58. 
V. tenuis f. typica, ~ 196-197, Z. pinnatilobata, 95-96 
V. tephrodes, 187, 189. | Z. squarrosa, 51. 
V. texana, 83-84. ] 
Zermenia, 31. 
7‘. tomentosa, 36, 80, 88. 

