Gutierrezia— Continued. 
lucida, 55 
microcephala, 54, 55 
serotina, 
Um 57 
tenu 
stein corymbosum, 54 
Halerpestes 
cymbalaria, 208 
salsuginosa, 208 
tridentata, 208 
Hedysarum 
marginatum, 138 
Helianthus levis, name should 
be ignored, 263 
Hieracium 
campestris, 37 
Morssii, 38 
Lantana, 46 
Lappula 
cenchroides, 96 
collina, 96 
desertorum, 95 
Fremontii, 96 
Lappula— Continued. 
heterosperma,'94 
montana, 
occidentalis, 97 
alpina 
Aere: 309 
Ludoviciana, 310 
Macounii, 310 
Leucelene 
alsinoides, 99 
Liatris aspera, 318 
Lippia 
betulxfolia, 48 
cans, 91 
angustifoliqu, 91, 92 
ciliolatum, 92 
oblongum, 92 
noi greca 136 
Bakeri, 
