Other plant diseases

L Leathery leaf L Lecanicillium psalliotae Lecanicillium psalliotae L Lecanoromycetes Lecanoromycetes L Leocarpus Leocarpus L Leocarpus fragilis Leocarpus fragilis L Leotiales fungi Leotiales L Leotiomycetes Leotiomycetes L Lepiota alba Lepiota alba L Lepiota sordida Lepiota sordida L Leptophryidae Leptophryidae S Stagonospora leaf blotch of oats Leptosphaeria avenaria L Leptoxyphium axillatum Leptoxyphium axillatum L Lesion nematode Lesion spp. L Leucostoma canker Leucostoma L Leviviridae Leviviridae L Lewia Lewia L Licea Licea L Licea operculata Licea operculata L Liceaceae Liceaceae L Liceales Liceales L Lichinomycetes Lichinomycetes L Lidophia Lidophia L Lidophia graminis Lidophia graminis L Ligniera Ligniera L Ligniera vasculorum Ligniera vasculorum L Limnephilidae Limnephilidae L Limnephilid caddisflies Limnephilus C Cherry line pattern and leaf curl L Lirula needle cast Lirula nervisequia L Luffa witches broom Loofah witches L Lophiostomataceae Lophiostomataceae L Lycogala Lycogala W Wolf's milk Lycogala epidendrum L Lycogala flavofuscum Lycogala flavofuscum L Lycogala Lycogalaceae P Puffball fungi Lycoperdaceae P Puffballs Lycoperdales M Macrophoma leaf spot Macrophoma flaccida M Macrosporiosis Macrospora M Magnaporthaceae fungi Magnaporthaceae M Maize redness Stolbur phytoplasma S Strawberry yellow edge M Malvastrum leaf curl Malvastrum leaf M Malvastrum yellow Malvastrum yellow M Mango malformation M Marginal chlorosis A Aster yellows Maryland aster C Citrus Measles M Melanconiosis Melanconidaceae M Melanconis blight Melanconis stilbostoma M Meliolales Meliolomycetidae M Melon downy mildew Melon leaf M Mendosicutes Mendosicutes M Meria needle cast Meria M Merismopediaceae algae Merismopediaceae M Metatrichia Metatrichia M Metatrichia floriformis Metatrichia floriformis M Methanobacteria Methanobacteria M Methanobacteria Methanobacteriaceae M Methanobacteriales Methanobacteriales