BulletiUf Southern California 

 Academy of Sciences 



INDEX 



Vol. xix. 1920 



Page 



Allium montigenum .... 55 



" tenuifolium .... 54 



Argynnis Malcolmi .... 48 



" tehachapina ... 48 



Bibliography of S. Cal. flora . 24 



Brodeia lactea 54 



Butterflies of Cal 48 



Callicore euclides 48 



Camelina sativa 54 



Catagramma denina .... 48 



Cheilanthes 57 



Climatic data 6 



Cloud photos 8 



Collinsia concolor 55 



Draba saxosa 11 



Dryopteris normalis .... 57 



Euryptera pallida 54 



Geology of petroleum ... 13 



Gilia setosissima 54 



Holocantha Emoryi .... 54 



Hutchinsia californica . 

 Immigrant plants of S. Cal 

 Linanthus saxiphilus 

 Linaria dalmatica . . 

 Lupines, nodose hairs 

 Lupinus Agardhianus 



confertus . . 

 Melitaea sabina . . . 

 Notholaena cretica . . 

 Observatory, Mt. Wilson 

 Papilio oedippus . . . 

 Pellea ornithopus . . . 

 Pittyrogramma viscosa . 



triangularis 

 Polygala Fishiae . . . 

 Silene californica . . . 

 Thelypteris arguta' . . 

 Vibrations within our ken 

 Woodwardia chamissoi . 



Page 

 . 11 

 . 62 

 . 10 

 . 54 

 . 11 

 . 54 

 . 11 



56 

 1 

 48 

 57 

 56 

 56 

 54 

 54 

 57 

 33 

 57 



Abagrotis . . . 

 alcandola 

 bimarginalis 

 " erratica 



" ornatus 



" tristis 



Agrotis bimarginalis 

 Allium Kessleri 

 Marvinii 

 " monticola . 



psuedobulbiferum 

 Balloon observations . 

 Brickellia microphylla 

 Ceanothus oblanceolatus 

 Celtis Douglasii . . 

 Cryptocalla gilvipennis 

 Cupressus Goveniana 

 macrocarpa 

 Deprandus lestes . . 

 Euphydryas sierra 

 Holacantha Emoryi . 



Vol. XX. 1921. 



75 Lampra 73 



79 " alternata 105 



81 " anchocelioides . . . 129 



77 " barnesi 97 



78 " barnesi nevadensis . 98 



79 " belfragei 127 



81 " brunneicollis . . . 131 



49 " cupida 125 



49 " " brunneipennis 126 



57 " discoidalis .... 93 



49 " duanca 99 



8 " exsertistigma . . . Ill 



34 " " carissima 115 



53 " " cupidis- 



31 sima 118 

 133 " " emargin- 



32 ata 115 

 32 " " facula . . 113 

 29 " " formalis 112 

 46 " " inelegans 116 

 31 " " laetula 119 



