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NO BCRC Number! | |||
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Passalora ferruginea | |||
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Basionym: Cercospora ferruginea Fuckel in Fresenius, Beitr. Mykol. 3:93. 1863. = Mycovellosiella ferruginea (Fuckel) Deighton, Mycol. Pap. 144: 14. 1979. Passalora ferruginea (Fuckel) U. Braun & Crous, Mycosphaerella and its anamorphs: 1. Names published in Cercospora and Passalora: 183. 2003. |
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No definite leaf spot: merely some yellowish discolorations on the upper surface. Fruiting hypophyllous, dark brown, effuse, indeterminate. Stromata absent. Secondary mycelium superficial: hyphae emerging through the stomata, mixed with the primary conidiophores and also arising as branches from their base, entangled with the leaf hairs, pale to medium olivaceous septate, 3-4 μm wide. Conidiophores medium to dark brown, few or up to 20 in a lax fascicle and also borne laterally on the secondary mycelial hyphae, substraight in the basal part, flexuous above, branched, septate, up to 400 μm long, 4-6 μm wide, sometimes swollen here and there to 7.5 11m wide; conidial scars thickened, 1.5-2 μm wide. Conidia pale olivaceous brown, obclavato-cylindric, straight or very slightly curved, 1-5 septate, not constricted, 20-60 × 4-10 μm, not catenulate. | |||
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Taiwan, Miaoli Hsien, Tahu, 20 March, 1913, Herb. NUT-PPE. |
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On leaves of Artemisia vulgaris L. var. indica. | |||
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Canada, Europe, India, Taiwan) U.S.A. |
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Hsieh, W. H. and Goh, T. K. 1990; Sawada, K. 1943 a. |
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W. H. Hsieh |
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