Contact allergy to yarrow and dandelion.
D011723:Chrysanthemum cinerariifolium; D003877:Dermatitis, Contact / Q000209:etiology*; D009783:Dermatitis, Occupational / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010328:Patch Tests; D010944:Plants; D010947:Plants, Toxic