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

Heterotextus luteus (Bres.) McNabb
no common name

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

Introduction to the Macrofungi

© Adolf Ceska  Email the photographer   (Photo ID #18891)

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Distribution of Heterotextus luteus
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Species Information

Also listed in Jelly category. Heterotextus luteus has yellow gelatinous fruitbodies with a short stout stem and a shallow cup or disc roughened on the underside, growing on conifer wood. It is characterized within the genus by smooth-walled cortical cells and large allantoid typically 7-septate spores.

It is found in BC, WA, AK, and New Zealand, (McNabb).
Upper surface:
up to 0.8cm high, with cap and stem, cap 0.4-1cm in diameter, shallow cup-shaped or flattened disc-shaped, often collapses on substrate when old; yellow to pallid yellow or lemon when fresh, drying pallid yellow or orange-yellow
consistency of fruiting body gelatinous
externally roughened
short and stout
spores (16)17.5-22(24) x 4.5-5.5(6) microns, "strongly curved-cylindrical to allantoid, thin-walled with thin septa, tinted, apiculate", becoming 5-7(9)-septate at maturity, germination by colorless, elliptic to short-cylindric conidia or by germ tubes; probasidia 42-60(70) x 3.5-4.5 microns, cylindric-subclavate, with basal clamp connections, becoming bifurcate; hymenium "confined to interior of cup or superior surface of disc, composed of basidia and occasionally simple, cylindrical dikaryophyses"; internal hyphae "thin-walled, smooth or roughened, clamp connections present"; cortex and stem "covered by a palisade of vesicular cells with thick, gelatinous walls and reduced lumina, varying in shape from ovate to obpyriform, often elongated apically into a smooth, obtuse beak, basally smooth, to 60 x 20 microns"

Habitat / Range

gregarious on conifer wood

Synonyms and Alternate Names

Heterotextus occidentalis (Lloyd) Lloyd
Hypochnus subfuscus subsp. tristis P. Karst.
Phellinus robustus (P. Karst.) Bourdot & Galzin
Tomentella tristis (P. Karst.) Hoehn. & Litsch.

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