E-Flora BC: Electronic Atlas of the Flora of British Columbia

Tuber besseyi Gilkey
no common name
Tuberaceae

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

Introduction to the Macrofungi
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Distribution of Tuber besseyi
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Species Information

Summary:
Features include 1) a scarcely lobed deep olive-buff fruitbody 0.8-4cm across, the surface minutely scabrous or rarely minutely and irregularly verrucose, 2) a spore mass darker than the surface, marbled by a few large venae externae and slender, dark venae internae, and 3) microscopic characters including spores measuring 36-70 x 20-40 microns, very narrow with pointed ends to somewhat broadly elliptic, generally coarsely and irregularly alveolate, with 4-9 x 3-6 alveoli across the diameter, asci that are 1-4 spored, and venae externae sometimes bordered by an interrupted palisade of paraphyses.

The distribution includes BC, OR, PQ, SK, MI, NE, and NY, (Gilkey).
Outer Surface:
0.8-4cm across, scarcely lobed; "deep olive-buff"; "minutely scabrous or rarely minutely and irregularly verrucose"
Interior:
darker than surface, "marbled by a few large venae externae and slender, dark venae internae"
Microscopic:
spores 36-70 x 20-40 microns, very narrow with pointed ends to somewhat broadly elliptic, generally coarsely and irregularly alveolate [reticulate-pitted], with 4-9 x 3-6 alveoli across the diameter; asci 1-4 spored; "venae externae sometimes bordered by an interrupted palisade of paraphyses"; "peridium 300-800 microns thick at the exits of venae externae, pseudoparenchymatous near the surface, changing to inner prosenchyma"

Habitat / Range

mixed woods

Synonyms and Alternate Names

Hydnum fuligineoalbum J.C. Schmidt
Sarcodon fuligineoalbus "J.C. Schmidt ex Fr., Quel."

Taxonomic and Nomenclatural Links

Additional Range and Status Information Links

Additional Photo Sources

Related Databases

Species References

Gilkey(3) (color in double quotation marks from Ridgway)

References for the fungi

General References