3 CALIFORNIA STATE COMMISSION OF HORTICULTURE. 



Subfamily DACTYLOPIINiE. 

 Species. Host Plant. 



Aster olecanium, quercieola Bouche_-Oak. 



Lecaniodiaspis rufescens Ckll Adenostoma oblongifolia. 



Cerococcus ehrhorni Ckll. Live Oak. 



Cerococcus quercus Corns. Oak. 



Pollinia pollini Costa Olive. 



Kermes austini Ehrh. Quercus oblongifolius. 



Kermes cockerelli Ehrh Quercus lobata. 



Kermes galliformis Riley - . Oak. 



Kermes nigropunctatus Ehrh., Ckll. .Oak. 



Gossyparia spuria Modeer Elm. 



Eriococcus adenostomse Ehrh Adenostoma fasciculatum. 



Eriococcus araucaria Mask. Araucaria excelsa, A. bidwillii. 



Eriococcus artem.isix Kuw. Artemisia. 



Eriococcus palmeri var. A. Ckll Eriogonum fasciculatum. 



Dactylopius coccus Costa. Cactus sp. 



Sphserococcus disticlium Kuw Distichlis maritima. 



Phenacoccus artemisise Ehrh Artemisia californica. 



Phenacoccus simplex King Atriplex. 



Phenacoccus stachyos Ehrh. Stachyos bullata. 



Phenacoccus kuwanx Col. Lichen on Picea breweriana. 



Ceroputo hahise Ehrh. Bahia. 



Ceroputo yuccse Coq. Yucca sp. 



Ceroputo yuccse ceanothi Ckll. Ceanothus oliganthus. 



Pseudococcus aurilanatxis Mask Araucaria bidwillii. 



Pseudococcus azaleas Tins Azalea. (In Japanese nursery.) 



Pseudococcus calceolaria Mask New Zealand Flax. [etc. 



Pseudococcus citri Risso Orange, Lemon, Ivy,Coleus, Croton, 



Pseudococcus crawii Coq Sagebrush. 



Pseudococcus ephedras Coq. Ephedra californica. 



^Pseudococcus iceryoides Mask. Fagus fusca. 



Pseudococcus longispinus Targ. Fern, Croton, Cycas revoluta, and 



many other plants. 



Pseudococcus maritimus Ehrh... Eriogonum latifolium. 



Pseudococcus pseudoidpx Ckll Cocoanut Palm. (In greenhouse.) 



Pseudococcus quercus Ehrh. Quercus chrysolepis. 



Pseudococcus ryani Coq. Cupressus macrocarpa. 



Pseudococcus salinus Ckll Grass. 



Pseudococcus sequoias Col. Redwood. [decurrens. 



Pseudococcus andersoni Col. Cupressus goveniana, Libocedrus 



Pseudococcus dudleyi Col. Cupressus macnabiana. 



Erium eriogoni Ehrh. Roots of Er-iogonum. 



Ripersiella kelloggi Ehrh., Ckll Roots of Bunch-grass. 



