HOST PLANTS OF COHOST WEEVILS. 



81 



Planl. 



Sticnia aurca 



Rubiis villosu^ (blackberry ) 



Rubus tririalis (dowbcrry) 



Rubus occidentalis (raspbi'rry). . 

 Frayaria liiyjiiiiana (wtrawl)C'rry) 



Potentilla canadensis 



Pyms coinmunis (pear) 



Malits mains (apple) 



Cratxgu^ mollis (haw) 



Crataegus oxyacantha 



Prunns (plum) 



Amyijdalis pcrsica (peach) 



Amygdalis pcrsica (nectarine)... 

 AiimgdalU armeniaca (apricot)... 

 Vamellia farnesiana (huisache) . 



Acuan illiiwcnsis 



Strombocarpiis (screw-bean). . . . 

 Prosopis glandidosa (mesquite ) . 



Ccrci"^ caiiadensi', (redbiid) 



Cassia obtusifolia 



Cassia occidentalis 



Gleditsia aqyatica (water locust). 



Gleditsia triacanlhos (locust) 



Vigna unguicnlala (cowpea) . . . . 



Baptisia bractcata 



Baptisia leiicantha 



Baptisia tinctoria 



Amorpha fruticosa 



Indigofcra tinctoria 



Cracca rirginiana 



Robinia pseudacacia 



Vicia sp 



Meibonda paniculata 



Phaseoliis polystachyus 



Phaseolus retusus 



Phaseolits trrightii 



Phaseolus vulgaris (bean^ 



Phaseolus vulgaris 



Strophostylus pauciflora 



Xanthoxyluin clava-herculis 



Melia azedarach (China tree) 



Croton capitatas 



Croton engelmanni 



Croton texense 



Vitis spp. (grape) 



Callirrhoe digitata 



Callirrhoe involucrata 



Sphxralcea angastifolia 



Gossypium hirsutum (cotton). . . 



Mcntzelia nvda 



Opuntia (prickly pear) 



Opuntia engelmanni 



Epilobium sp 



Gaura sp 



Onagra biennis 



16844°— Bull. 100—12 



Infested by- 



Ceiitorhynchus sp. 



Anthonovius signalus Say. 



Anthonomus sigvatus. 



Anthonomas signatns. 



Anthonomus signalus. 



AnthononiHS sigiia t us . 



Tacky ptrrellus quadrigibbus Say. 



Tachy pterellus quadrigibbus. 

 I Tachy pterellus quadrigibbus. 

 \Aiilhon()>uus ncbulosu'i Lee. 



Tachy pterellus quadrigibbus Say. 



Conotrachelus nenuphar llbst. 



Conotrachclus nenuphar. 



Conotrachelus nenuphar. 



Conotrachclus nenuphar. 



(Bruchus) Laria sallaei Sharp. 



Laria bisignata Horn. 



Laria prosopis Lee. 



Laria prosopis. 



Anthonomus signatus Say. 



Anecerus fasciculatus DeG. 



Arsecerus fascic^datas . 



Spermophagus robiniie Schon. 



Spermophagus robinix. 



Chalcodcrmus seneus Boh. 



Tychius sordidus Lee. 



Ty chins sordidus. 



Apion rostrum Say. 



Laria erigua Horn. 



Anecerus fascicidatus DeG. 



Apion segnipefi Say. 



Apion nigrum Sm. 



Laria ochracea Schaeff. 



Apion decoloratum Sm. 



Apion griseum Sm. 



Apion griseum. 



Apion griseum. 



Chalcodermus feneus Boh. 



Laria obtecta Say. 



Apion griseum Sm. 



Zygobaris xanthoxyli Pierce. 



Araecerus fasciculatus Dietz. 



Anthonomus albopilosus Dietz. 



Anthonomus albopilosus. 



A n thononi us albopilosus. 

 j Awpeloghjpter .'■esostris Lee. 

 \Craponius inaequalis Say. 



Anthonomus fidvas Lee. 



Antho nom u sful r us . 



Macrorhoptui sphsernlcise Pierce. 



I Anthonomus grandis Boh. 

 Arsecerus fasciculatus DeG. 

 Chalcodermus seneus Boh. 

 Calandra oryza L. 

 Orthoris crotchii Lee. 

 Gerstaeckeria nobilis Lee. 

 Gcrstaeckeria nobilis. 

 Tyloder ma foveolatum Say. 

 Languria sp. 

 Tylodcrma foveolatum Say. 



