dcsimg

Associations

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Fungus / parasite
colony of Aphanocladium anamorph of Nectriopsis sporangiicola parasitises sporangium of Enerthenema papillatum

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Comprehensive Description

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Enerthenema papillatum (Pers.) Rost. Monog. Append. 28. 1876
Stemonitis papillata Pers. Neues Mag. Bot. 1: 90. 1794. Trichia notata Schum. Enum. PI. Saell. 2:211. 1803. Arcyria atra Schum. Enum. PI. Saell. 2: 215. 1803. Stemonitis mammosa Fries, Syst. Myc. 3: 161. 1829. Enerthenema elegans Bowman, Trans. Linn. Soc. 16: 152. 1830. Comatricha papillata Schroet. Krypt.-Fl. Schles, 3 1 : 118. 1885. Ancyropkorus crassipes Raunk. Bot. Tidsskr. 17: 93. 1888.
Sporangia globose, stalked, fuscous, becoming purplish or ferruginous after spore discharge, 0.4-0.7 mm. in diameter, 1-1.5 mm. tall; stalk black, opaque, attenuate above, about equal to the sporangium, extending as a columella to the top of the sporangium and there expanded as a small, shining, cupulate or funnel-shaped disk, the basal part of the sporangial wall often remaining attached to the stalk as a ring after dehiscence; capillitium depending from the apical disk, the threads long, dark, flexuous; spores free, olivaceous-fuscous in mass, grayish-brown by transmitted light, minutely warted,, 10-12 ii in diameter; Plasmodium watery-white.
Type locality: Germany.
Habitat: Dead wood and bark, often of living trees.
Distribution: Throughout the United States and Canada: nor t^ temperate regions, Chile and
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bibliographic citation
George Willard Martin, Harold William Rickett. 1949. FUNGI; MYXOMYCETES; CERATIOMYXALES, LICEALES, TEICHIALES, STEMONITALES, PHYSARALES. North American flora. vol 1. New York Botanical Garden, New York, NY
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