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California
Bermuda – Cynodon dactylon
Johnson – Sorghum halepense
Timothy – Phleum pratense
Dock – Rumex spp.
Groundsel – Baccharis spp.
Lamb’s Quarters – Chenopodium album
Plantain, English – Plantago lanceolata
Ragweed, Western – Ambrosia psilostachya
Sagebrush – Artemisia tridentata
Wingscale – Atriplex canescens
Housedust mite – D. farinae
Housedust mite – D. pteronyssinus
Mulberry – Morus spp.
Oak – Quercus spp.
Olive – Olea europea
Willow – Salix spp.
Alternaria alternata
Cladosporium herbatum