Cristinia eichleri (Bres.) Nakasone
no common name
Stephanosporaceae

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

Introduction to the Macrofungi

Photograph

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Map

E-Flora BC Static Map

Distribution of Cristinia eichleri
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Species Information

Summary:
Features include 1) resupinate growth on hardwood, 2) yellow fruitbodies, the surface with sparse teeth up to 0.5cm with various shapes, the margin fringed, often with rhizomorphs in the periphery, 3) spores that are round, smooth, inamyloid, cyanophilic, and thick-walled, and 4) hyphae that are richly branched and cyanophilic, with clamp connections.
Microscopic:
SPORES mostly 5-6 microns in diameter, round or nearly round, with prominent apiculus, inamyloid, cyanophilic, colorless under the microscope but yellowish in mass, thick-walled, illustrated as smooth; BASIDIA 4-spored, 25-35 x 6-8 microns, "subclavate to almost cylindrical, often slightly constricted or sinuous", illustration indicates cyanophilic granulation; CYSTIDIA none; HYPHAE monomitic: hyphae mostly 4-5 microns wide, (in subiculum somewhat wider), thin-walled, (in subiculum somewhat thickened), cyanophilic, richly branched and anastomosed, with clamp connections at all septa, (Eriksson), SPORES 5-6 x 4-5 microns, nearly round to oval, inamyloid, colorless, cyanophilous, thick-walled; BASIDIA 4-spored, 25-35 x 7-8 microns, clavate, often with median constriction, with basal clamp connection; CYSTIDIA 15-35 x 4-6 microns, projecting up to 25 microns, cylindric, thin-walled, with basal clamp connection; apices of teeth completely covered with projecting hyphal ends; HYPHAE monomitic, SUBICULAR HYPHAE 3-5 microns wide, colorless, thin-walled, "abundantly nodose-septate, with frequent branching", (Lindsey), SPORES 5-7 microns in diameter (Ginns(23))
Notes:
It has been found in in BC and PQ, (Ginns(5)), and Europe (reported from Denmark, Germany, France, Sweden, and the United Kingdom, but rare), (Eriksson).

Habitat and Range

SIMILAR SPECIES
Cristinia helvetica has a buff, grandinioid rather than yellow raduloid surface, and smaller spores, (Lindsey). C. helvetica has a granulose spore-bearing surface, and ovoid to round spores 3.5-4.5(5.0) x 3-4 microns, whereas Cristina gallica has a raduloid to irpicoid hymenial surface and spores 5-7 microns in diameter, (Ginns(23)). Cristinia sonorae Nakasone & Gilb., [found in Arizona according to Ginns(5)], has a grandinioid to strongly hydnoid spore-bearing surface, ovoid to elliptic spores 4.5-5.5 x 3.5-4 microns, and leptocystidia, (Ginns(23)). However, the holotype of Cristinia sonorae Nakasone & Gilb. is said to be 2 mixed species with one part being a Hyphodontia species and the other seeming to be a Radulodon species, (Hjortstam(7)).
Habitat
on decayed hardwood, (Eriksson), on Alnus sp. [alder], Populus sp., Ulmus sp. [elm], (Ginns(5)), aspen (Lindsey), on rotting hardwood, "typically on old stumps in woodland but also on old leaf litter, soil and woody debris and old polypore fruit bodies"; summer, fall, (Buczacki)

Synonyms

Synonyms and Alternate Names:
Geastrum asperum Lloyd (as Geaster)