Helminthosporium - Species Dictionary - UK and Ireland : iSpot Nature - Your place to share nature. iSpot is a website aimed at helping anyone identify anything in nature. Once you've registered, you can add an observation to the website and suggest an identification yourself or see if anyone else can identify it for you.

Natural History Museum's UK Species Inventory
Fungi and Lichens
Fungi, Ascomycota, Dothideomycetes, Pleosporales, Massarinaceae, Helminthosporium
Helminthosporium apiculatum, Helminthosporium cylindricum, Helminthosporium delicatulum, Helminthosporium densum, Helminthosporium exasperatum, Helminthosporium foveolatum, Helminthosporium fusiforme, Helminthosporium macilentum, Helminthosporium microsorum, Helminthosporium minimum, Helminthosporium rhopaloides, Helminthosporium scolecoides, Helminthosporium solani, Helminthosporium turbinatum, Helminthosporium velutinum, Helminthosporium microsporum, Helminthosporium andersenii, Helminthosporium dendroideum, Helminthosporium festucae