a) Seedlings: Grain smut of jowar (Sphacelotheca sorghi), Loose smut of jowar (Sphacelotheca cruenta), Downy mildew of jowar and bajra (Sclerospora graminicola), Wheat bunt disease (Tilletia caries, Tilletia foetida).
b) Root hairs: Wilt causing fungi (Fusarium sp.), Club root of cabbage (Plasmodiophora brassicae), Root rot of cotton (Phymatotrichum omnivorum).
d) Flowers: Loose smut of wheat (Ustilago nuda tritici), Long smut of jowar (Tolyposporium ehrenbergi), Bunt of rice (Neovossia horrida), Ergot of rye(Claviceps purpurea)
e) Leaves: Basidiospores of white pine blister rust fungus (Cronartium ribicola) germinate and grow down into branches and leaves, where aecia are produced.
d) Nectaries: Fire blight of apple (Erwinia amylovora)
e) Stalk ends: Penicillium italicum, Theilaviopsis paradoxa (Post harvest disease fungi)