Hericium erinaceus is an large, edible mushroom belonging to the tooth fungus group. It grows on cracks or knot holes of living hardwoods, most often oaks in late summer and fall.
consists of one, often roundish fruitbody with 1-5 cm long, soft spines hanging from a tough, hidden base that is attached to the tree. The spines are white, or in age discoloring brownish to yellowish. Stem
very short if present.
Hericium coralloides is found only on wood of conifers and has coarser branches and longer spines in tufts, not in continous rows along lower surfaces.
on the MushroomExpert.Com Web site.
on the www.first-nature.com web site.