Armillaria limonea
Armillaria limonea is a species of mushroom in the family Physalacriaceae. This plant pathogen species is one of four Armillaria species that have been identified in Aotearoa New Zealand. The others are A. novae-zelandiae, ''A. hinnulea, A. aotearoa.
In Aotearoa New Zealand the Te Reo name is harore, the English vernacular name is lemon honeycap, and the diseases caused by Armillaria'' species are called root rot.
Description
It was originally described as Armillariella limonea by Greta Stevenson: "Pileus 8-13 cm diam., lemon yellow, sprinkled thickly at centre and more sparsely towards the margin with dark brown, tufted scales, dry, convex at first with strongly down-rolled margin, becoming almost plane with a waved edge; flesh firm, white. Gills sinuately decurrent, moderately crowded, creamy white becoming stained pinkish fawn. Stipe 10-15 x 1-1.5 cm, light brown above substantial floccose ring, shading to brown or olive green below, velutinate, sometimes with a few tufted scales, solid, tough, slightly bulbous at base. Spores 7-8 x 5-6.5 μm, non-amyloid, moderately thick-walled; print white".The pileus of A. limonea can sometimes be bioluminescent.