Nigel Cattlin / Antirrhinum or snapdragon rust (Puccinia antirrhini) pustules in a circular lesion on the underside of Snapdragon (Antirrhinum sp) leaf, August.
01635365
Nigel Cattlin / Antirrhinum rust (Puccinia antirrhini) with pustules on underside of Snapdragon (Antirrhinum sp) leaf. Cultivated in garden, Berkshire, England, UK. August.