INDEX TO VOL. 



Numbers 1 to 9 



11 



Abies, 11 

 Allocarya, 13 

 Alsine, 67* 

 Amarantus, 70, 81 

 AmblyopapiJus, 14 

 Amsinekia, 13 

 Androniciis, 35* 

 Arenaria, 67* 

 Artbronia, 34, 72 

 Aplianisma, 70 

 Arthopyrenia, 73 

 Astragalus, 26* 

 Atriplex, 70 



Baeria, 14, 43 

 Batis, 70 

 Biatoria, 33, 59 

 Blepharipappus, 14 

 Blepharopoda, 85 

 Brandegea, 81 

 Brodiaea, 70 

 Buellia, 34, 54, 71 



Car ex, 70 

 Cetraria, 53 

 ■Chiodecton, 34, 71 

 ■Cliimaphila, 13 

 ■CheiranthuS, 41* 

 Chicoriiim, 43 

 •Chenopodium, 70 

 ■Chrysoma, 43 

 •Cicer, 29 

 'Cladonia, 23 

 Cotyledon, 29, 41* 

 Collemadium, 52 

 Collema, 52 

 Conorhinus, 121 

 Convolvulus, 43 

 Crataegus, 69* 

 Cryptanthe, 13 

 Cuscuta, 43, 13 . 

 Cycladenia, 70 



Dalea, 83* 

 Delphinium, 68* 

 Dermatocarpon, 73 



Dendrographia, 23, 54 

 Dichelostemma, 65 

 Diplotaxis, 29 

 Dirina, 33, 59 

 Draba, 81* 



Emerilia, 85 

 Endocarpum, 72 

 Eremocarya, 13 

 Eriogonum, 68, 70* 

 Eristalis, 85 

 Euvanessa, 102 

 Evernia, 23 

 Exorista, 12 



Galinosoga, 43 

 Gnaphalium, 43 

 Grindelia, 14 

 Gutierezia, 43 

 Gyrophora, 53 



Halictus, 84* 

 Hassea, 7*3 

 Harpagonella, 70 

 Helianthus, 30 

 Hemizonella^ 43. 

 Heppia, 53 

 Hesperoonide, 70 

 Hookera, 65* 



Juncus, 70 



Krynitzkia, 70, 83 



Layia, 29 

 Leeania, 59 

 Lecanactis, 34 

 Lecanora, 25, 54, 58 

 Leeidea, 34, 54, 58* 

 Lepidium, 41. 

 Lepidopa, 45 

 Leptogium, 52 

 Lesquerella, 29 

 Lipocbaeta, 85 

 Linantbtis, 13 

 Lupinus, 29 



Malva, 13 

 Medicago, 43 

 Melanolestis, 85, 120 

 Mentba, 70 

 Mentzelia, 69* 

 Mimulus, 70 

 Murgantia, 85 



Pagurus, 85 

 Pannaria, 53 

 Paragus, 85 

 Parmelia, 24, 52 

 Pellea, -70 



Pertusaria, 34, 54, 59 

 Peucedanum, 43 

 Pbyscia, 24, 54 

 Pinus, 11, 12 

 Placodium, 24, 53, 54 

 Plantago, 14 

 Platygrapba, 34, 71 

 Psoroticbia, 73 

 Ptiloria, 14 

 Pulex, 118 

 Pyrenopsis, 52 

 Pyxine, 53 



Scbizopelte, 24, 54 

 Solanum, 43 

 Sphinctrina, 52 



Thelopsis, 73 

 Tbeloscbistes, 24 

 Tracbylia, 52 

 Tribulus, 43 

 Trifolium, 43 

 Trillium, 67 

 Triteleia, 66* 



Usnea, 23, 52, 54 

 Urceolaria, 33, 59. 



Verbena, 70 

 Verbesina, 83 

 Verrucaria, 35, 72 



Zeuxia, 85 



NOTE — Tbe asterisk denotes new species. 



