Phylum:Anamorphic fungi >> Class: Anamorphic fungi >> Order: Anamorphic fungi | ||||
BCRC Number: | NO BCRC Number! | |||
Scientific Name: | Helicoma olivaceum | |||
Author: | Helicoma olivaceum Karsten Linder. 1929. Ann. Mo. Bot. Gard. 16:302. 1929.. |
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Description: | Colonies diameter on Oat Meal Agar 50 mm in 47 days at 25°C, effuse, minute granulate, light brown to brownish orange; reverse pale brown to dark brown. Mycelium partly immersed, partly superficial, composed of branched, septate, smooth, pale brown to yellowish brown, 1.4-3.3 μm wide hyphae. Conidiophores micronematous to macronematous, mononematous, branched, rarely simple, septate, smooth, subhyaline to yellowish brown 13.8-137.5 X 3.2-5.0 μm. Conidiogenous cells monoblastic, occasionally sympodial, terminal, lateral or intercalary. Conidia helicospore, 7-15-septate, occasionally angular septa formed, smooth, pale brown to yellowish brown, 12.5-19.0 μm dimeter, conidial filment rounded at the end, truncate at the base, often constricted at the septate, 3.8-6.7 μm wide. | |||
Specimens: | Taiwan, National Taiwan University compus, Taipei City, on rotten leaf, 17 Nov. 1988. TNTU 1001. leg. J.L. Chen. |
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Habitat: | on rotten leaf | |||
Distribution: | Taiwan, Mexico, Australia, U.S.A.. |
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References: | Goos, 1986. |
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Provided: | J. L. Chen and S. S. Tzean |
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Note: | This species is recognized by its branched, septate, brown conidiophores, monoblastic conidiogenous cells and lelicospore, septate, yellowish brown conidia with truncate basal cell. | |||