© Copyright source/photographer · 5 Zanthoxylum americanum, Prickly Ash, Howard County, MD, Helen Lowe Metzman Click on map for details about points. IDnature guides Plants Chicago Trees Weeds Links Associates Missouri Botanical Garden We parsed the following live from the Web into this page. Such content is managed by its original site and not cached on Discover Life. Please send feedback and corrections directly to the source. See original regarding copyrights and terms of use. Image, Iowa State University Image, Kemper Center for Home Gardening 80x5 - 240x3 - 240x4 - 320x1 - 320x2 - 320x3 - 640x1 - 640x2 Set display option above. Click on images to enlarge. © Copyright source/photographer · 5 Zanthoxylum americanum, Prickly Ash, Howard County, MD, Helen Lowe Metzman © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, whole tree or vine - general © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, leaf - showing orientation on twig © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, leaf - whole upper surface © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, leaf - margin of upper + lower surface © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, leaf - unspecified © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, leaf - unspecified © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, twig - orientation of petioles © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, bark - of a small tree or small branch © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, inflorescence - frontal view of flower © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, inflorescence - whole - female © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, inflorescence - lateral view of flower © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, twig - orientation of petioles © Copyright Steve Baskauf, 2002-2011 · 4 Zanthoxylum americanum, twig - orientation of petioles 41 thumbnails  •  slide show Names Scientific source: Integrated Taxonomic Information System Supported by National Biological Information Infrastructure National Science Foundation Associates · map Family Scientific name @ source (records) Erysiphaceae   Phyllactinia corylea @ BPI (7) Phyllactinia guttata @ BPI (1) Phyllactinia suffulta @ BPI (5) Hysteriaceae   Hysterographium fraxini @ BPI (2) Massariaceae   Massaria zanthoxyli @ BPI (1) Mycosphaerellaceae   Cercospora zanthoxyli @ BPI (1) Septoria pachyspora @ BPI (10) Nectriaceae   Nectria zanthoxyli @ BPI (4) Tubercularia vulgaris @ BPI (1) Pucciniaceae   Puccinia andropogonis @ BPI (36) Uropyxidaceae   Aecidium xanthoxyli @ BPI (2) Aecidium zanthoxyli @ BPI (7) _   Gloeodes pomigena @ BPI (2) Massariella zanthoxyli @ BPI (1) Sclerotiomyces colchicus @ BPI (1) go to Discover Life's Facebook group Following served from Iowa State University    Top | See original context Following served from Kemper Center for Home Gardening    Top | See original context Updated: 2024-04-30 07:30:06 gmt Discover Life | Top © Designed by The Polistes Corporation