This image was created by user Gerhard Koller (Gerhard) at Mushroom Observer, a source for mycological images.You can contact this user here. English | español | français | italiano | македонски | português | +/−
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Howard F. Schwartz, Colorado State University, Bugwood.org
Wikimedia Commons
Summary[edit] Description: Close-up view of aecia and pycnia of crown rust of oat (Puccinia coronata) on a leaf of its alternate host, common buckthorn (Rhamnus cathartica). Source: https://www.forestryimages.org/browse/detail.cfm?imgnum=5357457. Author: Howard F. Schwartz, Colorado State University, Bugwood.org.