First person to use this name on MO: Nathan Wilson
Editors: Alan Rockefeller, Erlon Bailey, Johannes Harnisch, Joseph D. Cohen
Observations of:
this name (166)
this taxon, other names (0)
this taxon, any name (166)
other taxa, this taxon proposed (19)
Rank: Species
Status: Accepted
Name: Suillus tomentosus
Author: (Kauffman) Singer
Citation: Mycologia 51(4): 570 (1960) [1959]
Misspellings: Sulillus tomentosus
Domain: Eukarya
Kingdom: Fungi
Phylum: Basidiomycota
Class: Agaricomycetes
Order: Boletales
Family: Suillaceae
Genus: Suillus
Type: Colorado
Cap: 5-15 cm; convex becoming broadly convex; sticky or fairly dry; at first covered with a fine, grayish, felty covering, but often becoming smoother with age; yellow to orangish yellow; sometimes developing reddish spots and stains; the margin at first inrolled.
Pore Surface: Brownish to cinnamon when young, becoming brownish yellow to olive yellow; bruising blue; 1-2 angular pores per mm; tubes to 2 cm deep.
Stem: 4-12 cm long; 1-3 cm thick; equal or somewhat club-shaped; yellowish orange; covered with brownish glandular dots; staining brownish on handling; without a ring.
Flesh: Whitish to yellowish in the cap; yellow in the stem; bluing on exposure.
Odor and Taste: Not distinctive.
Chemical Reactions: Ammonia reddish to grayish or negative on the cap surface; brownish on flesh. KOH pinkish, then purple on cap surface; dark brown on flesh. Iron salts greenish to grayish on cap surface; gray to brown on flesh.
Spore Print: Olive brown when fresh, drying cinnamon brown.
Microscopic Features: Spores 7-12 × 3-5 µ; smooth; subfusoid.
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Nomenclature:
Rank: Species
Status: Accepted
Name: Suillus tomentosus
Author: (Kauffman) Singer
Citation: Mycologia 51(4): 570 (1960) 1959
Deprecated Synonym(s): Sulillus tomentosus, Suillus
The accepted name is a Deprecated Synonym at the same time!
S-u-l-i-l-l-u-s.