Eriodietyon tomentosum Benth. 
Phacelia crenulata Torr. 
4 4 curvipes Torr. 
4 4 divaricata Gray. 
44 Eiseni Brandg. 
44 floribunda Greene. 
44 ixodes Kell. 
44 Palmeri Gray. 
44 Parry! Torr. 
44 perityloides Cov. 
44 Purpusi Brandg. n. sp. 
Allocarya Cooperi Greene. 
Californica Greene. 
44 Cusickii Greene. 
44 Greenei Greene. 
lithocarya Greene. 
u penieillata Greene. 
salsa Brandg. n. sp. 
44 tracbycarpa Greene. 
Coldenia canescens D. C. 
44 bispidissima Gray. 
44 Nuttallii Hook. 
44 Palmeri Gray. 
Cryptanthe affinis Greene. 
44 ambigua Greene. 
44 angustifolia Greene, 
barbigera Greene, 
circumscissa (Gray.) 
Clevelandi Greene, 
costata Brandg. n. sp. 
denticulata Greene, 
dichotoma Greene. 
44 excavata Brandg. n. sp. 
“ flaccida Greene. 
foliosa Greene. 
44 Grayi V. & R. 
44 intermedia Greene. 
44 Jonesii Greene. 
44 leiocarpa Greene. 
44 lepida Greene. 
44 maritima Greene, 
micrantha Greene, 
muriculata Greene, 
nemaclada Greene. 
“ oxygona Greene. 
“ pterocarya Greene. 
C4 racemosa Greene. 
“ recurvata Cov. 
Torreyana Greene. 
u Utahensis Greene. 
Eehinospermum Redowskii cupulatum 
Gray. 
Eehinospermum Redowskii occidentale 
Watson. 
Harpagonella Palmeri Gray. 
Heliotropium convolvulaceum Gray. 
Oreocarya abortiva Green. 
“ confertiflora Greene. 
Oreocarya fulvocanescens Greene. 
“ humilis Greene. 
4 4 leucophma Greene. 
44 sericea Greene. 
Pectocarya linearis D. C. 
44 penieillata D. C. 
44 pusilla Gray. 
44 setosa Gray. 
Plagiobothrys Arizonicus Greene. 
44 eampestris Greene. 
44 Cooperi Gray. 
44 Harknessii (Greene.) 
44 Kingii Gray. 
44 mothofulvus Gray. 
44 Shastensis Greene. 
44 tenellus Gray. 
44 Torreyi Gray. 
44 ursinus Gray. 
Oestrum Pacificum Brandg. n. sp. 
Chamaesaraeba nana Gray. 
Lycium Hassei Greene. 
Nicotiana Clevelandi Gray. 
44 Stocktoni Brandg. n. sp. 
Physalis crassifolia Benth. 
Solanum Palmeri V. & R. 
Castilleia Lemmoni Gray. 
Galvesia juncea (Benth.) 
Mimulus atropurpureuns Kell. 
44 bicolor Hartw. 
44 Bigelovii. Gray. 
4 4 brevipes Benth. 
44 Congdoni Rob. 
44 deflexus Watson. 
44 Douglasii Benth. 
44 exilis Durand. 
44 Premontii Gray. 
44 Whitneyi Gray. 
Mohavea viscida Gray. 
Orthocarpus attenuatus Gray. 
44 Bidwellise Gray. 
44 densiflorus Benth. 
44 micranthus Greene. 
44 pusillus Benth. 
Pentstemon antirrhinoides Benth. 
44 caesius Gray. 
44 fruticiformis Cov. 
44 incertus Brandg. n. sp. 
44 labrosus Hook. 
44 petiolatus Brandg. n. sp. 
44 Roezli violaceus Brandg. 
n. var. 
Stemodia durantifolia Sw. 
Tonella collinsioides Nutt. 
Hedeoma thymoides Gray. 
Hyptis Emoryi Torr. 
Monardella linoides Gray. 
Pogogyrne nudiuscula Gray. 
Teuerium affine Brandg. n. sp. 
