902 Gutierrezia Euthamioe, T. &G., var. 
niicrocephala, Gray. 
622 sphterocephala, Gray. 
1116 Solidago Canadensis, L., var. canes- 
cens, Gray. 
956 Aphantostephus humilis, Gray. 
1060 Achtetogeron pinnatifidum, Gray. 
972 CbiBtopappa modesta, Gray. 
14 Psilactis brevilingulata, Schult. Bij). 
86 Aster ericoefolius, Rotbrock. 
1069 besperiiis, Gray. 
1049 spinosus, Bentb. 
897 Erigeron divergens, T. & G. 
336 Conyza Coulteri, Gray. 
1089 Baccbaris angustifolia, Micbx. 
967 Bigelovii, Gray. 
1088 gliitinosa, Pers. 
968 tbesioides, HBK. 
936 Gnapbalium Pringlei, Gray. 
1029 AVrigbtii, Gray. 
1019 Mehunpodium cinereum, DC. 
1045 longicornu, Gray. 
996 Partbeniuni iucauuin, HBK. 
950 lyratuni, Gray. 
844 Berlandiera lyrata, Bentb. 
1080 Iva dealbata, Gray. 
1015 Hymenoclea monogyra, Gray. 
1048 Ambrosia aptera, DC. 
1004 Franseria tenuifolia, Gray. 
1163 Zinnia grandiflora, Nutt. 
941 pauciflora, L. 
1092 Sanvitalia Abcrti, Gray. 
1050 angustifolia, Engel m. 
969 Heliopsis parvifolia. Gray. 
848 Varilla Mexicana, Gray. 
1110 Zaluzanla discoidea. Gray. 
1061 Lepacbys Tagetes, Gray. 
963 Gyinnolomia tenuifolia, B. & II. 
1096 Perymenium parvifolium. Gray. 
1030 Viguiera cordifolia. Gray. 
1063 decurrens. Gray. 
1036 beliantboides, HBK. 
898 linearis, !8ebult. Bip. 
1085 Heliantbus laciniatus. Gray. 
907 Flourensia cernua, DC. 
1038 Encelia exaristata. Gray. 
1056 Heliantbella Pringlei, Gray. 
998 Zexmenia brevifolia. Gray. 
1103 podocepbala, Gray. 
1058 Verbesina Cbibuabuensis, Gray, 
nil encelioides, Bentb. 
1005 Ileterospennuin pinnatum, Ca\ . 
948 Tridax bicolor. Gray. 
71i Riddellla tagetina, Nutt. 
1097 Baileya multiradiata. Gray. 
1078 Perityle Parryi, Gray. 
1031 Babia absintbifolia, Bentb. 
308 biternata. Gray. 
974 Scbkubria Wrigbtii, Gray. 
1115 Hynieuothrix Wislizeni, Gray. 
1020 Florestina tripteris, DC. 
99 Actinella odorata. Gray. 
953 scaposa, Nutt. 
228 Helenium Tburberi, Gray. 
866 Porophyllum scoparium, Gray. 
1016 Dysodia cancellata. Gray. 
123 chrysantbemoides. Lag. 
918 Hynienatberum acerosum. Gray. 
1022 pentacbajtum, DC. 
901 polycluntum. Gray. 
1013, 1014 Tagetes inicrantba, Cav. 
1082 Pectis angustifolia, Torr. 
1083 lilipes. Gray. 
1084 i)rostrata, Cav. 
648 teuella, DC. 
906 Artemisia Ludoviciana, Nutt. 
1059 redolens. Gray. 
931 Senecio Douglasii, DC. 
39 multilobata, T. & G. 
870 Cnicus Neo-Mexicanus, Gray. 
979 Perezia naua. Gray. 
130 AVrigbtii, Gray. 
1068 Trixis angustifolia, DC., var. latius 
cula. Gray. 
989 Lobelia feuestralis, Cav. 
851 Fraxinus cuspidata, Torr. 
1087 pistaciaefolia, Torr. 
694 Macrosipbouia Berlandieri, Gray. 
1108 bracbysipbon. Gray. 
640, 701 Tracbelospermum staus. Gray. 
1051 Pbilibertia linearis, var. betero- 
pbylla. Gray. 
842 Asclepias arenaria, Torr. 
878 bracbystepbanus, Engelm. 
978 Linaria, Cav. 
955 Metastelma barbigerum, Scbeele. 
869 Vincetoxicum Mexieanum, Watson 
880 Gonolobus Cbibuabuensis, Gray. 
692 stenopetalus. Gray. 
839 Spigclia Lindbeimeri, Gray. 
1067 Buddleia marrubiifolia, Bentb. 
877 scordioides, HBK. 
975 Lceselia glandulosa, Don. 
951 Grcggii, Watson. 
982 Gilia rigidula, Btb., v. acerosa, Gray 
162 Pbacelia congesta. Hook., var. dis- 
secta. Gray. 
890 Nama bispidum. Gray. 
