David B. Langston's Images
Title: Associate ProfessorOrganization: University of Georgia
Unit: Plant Pathology
Country: United States
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Phyllachorales(X)
| 6 Images of 3 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 5076072 | bean anthracnose | Colletotrichum lindemuthianum | Large, brick red to brown, irregular shaped splotches on pods. Small, thin lesions of the same color can be seen on stems. Causes irregular seed development. |
| 5076064 | anthracnose | Colletotrichum orbiculare | Brown to black, sunken lesions with concentric rings within the lesion. Begins as small spots that enlarge. A pink spore mass can often be observed on the surface of the lesion. |
| 5076091 | anthracnose | Colletotrichum orbiculare | Anthracnose on Watermelon (Colletotrichum orbiculare); Brown, irregular shaped lesion. Center of lesion will "split" in later development leaving a "shot hole" appearance. |
| 5077002 | anthracnose | Colletotrichum orbiculare | Anthracnose on Watermelon; (Colletotrichum orbiculare); Elongated lesion on stem. May have white center with tan or brown outline. May be able to see "setae" that are black, hair-like structures using a 20X hand lens. |
| 5077051 | anthracnose | Colletotrichum spp. | Sunken lesions that start small and enlarge with time. Salmon colored spore mass observed when fungus is active. |
| 5076095 | anthracnose | Colletotrichum orbiculare | Brown or tan angularly shaped spot. Structures called "setae" which are black and hair-like can sometimes be observed with a hand lens. |
