1) Fungus genus 2) Genus tricholoma 
Tricholoma is a genus of fungus that contains a large number of fairly fleshy white-spored gilled mushrooms which are found worldwide generally growing in woodlands. These are ectomycorrhizal fungi, existing in a symbiotic relationship with various species of coniferous or broad-leaved trees. The generic name derives from the Greek trichos (τρι...
(from the article `Agaricales`) ...cinnamon flavor, is found in Northwest coastal forests; it is avidly collected by Japanese-Americans, who call it matsutake, after the matsutake ...
[n] - agarics with white spores and a fleshy stalk and notched gills
genus Tricholoma noun agarics with white spores and a fleshy stalk and notched gills; of various colors both edible and inedible