Coniophora puteana (Schumach.: Fr.) P. Karst.
wet-rot
Coniophoraceae

Species account author: Ian Gibson.
Extracted from Matchmaker: Mushrooms of the Pacific Northwest.

Introduction to the Macrofungi

Photograph

© Paul Dawson     (Photo ID #87670)


Map

E-Flora BC Static Map

Distribution of Coniophora puteana
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Species Information

Summary:
Features include 1) resupinate growth on wood, 2) fruitbodies that are ocher-brown to dark brown, membranous, and 0.05-1cm thick, with the margin finely fringed and lighter to whitish in color, 3) spores that are ovoid, smooth, inamyloid, light brown, and thick-walled, and 4) a monomitic hyphal system, the hyphae without clamp connections.
Microscopic:
SPORES 10-13 x 7-8 microns, ovoid, smooth, light brown, not amyloid or dextrinoid but cyanophilic, thick-walled; BASIDIA 4-spored, 65-80 x 8-10 microns, cylindric-clavate, without basal clamp connection; CYSTIDIA not seen; HYPHAE monomitic 3-10 microns wide, thin-walled to thick-walled, sometimes sparsely encrusted, septa without clamp connections, (Breitenbach), SPORES 10-14 x 6-7 microns, elliptic, smooth, olive-brown, thick-walled, with cyanophilic inner wall, (Lincoff)
Notes:
Coniophora puteana has been found in BC, WA, OR, ID, AB, MB, NB, NF, NS, ON, PE, PQ, SK, YT, AK, AR, AZ, CA, CO, DC, IA, IL, MA, ME, MI, MO, MT, NH, NJ, NM, NY, OH, PA, TN, VA, VT, and WV, (Ginns). It is also found in Europe including Switzerland, and Asia, (Breitenbach).

Habitat and Range

SIMILAR SPECIES
Coniophora arida has practically the same microscopic characters as C. puteana, and the two differ only in the thickness of the fruitbodies, in the nature of the surface, and the dextrinoid or non-dextrinoid spores, (Breitenbach). Coniophora olivacea is thinner, has smaller spores, and has cystidia, (Luther(4)). See also SIMILAR section of Serpula lacrimans.
Habitat
on dead conifer wood and hardwood, more rarely a wound parasite on living trees, summer to fall, (Breitenbach), on logs, dead stems, causes a brown cubical rot, causes dry rot, destroys boards and timbers in buildings, causes heart rot, less commonly a root rot, in live conifers, hosts include hardwoods and conifers, (Ginns), on coniferous and hardwood logs, also on standing timbers in buildings, especially in cellars and wet areas, causes discoloration and cracking of wood, requires dampness to grow, (Lincoff), all year (Buczacki)