Pure India Impex [P] Ltd. Offers Yellow Morels. Pure India Impex [P] Ltd. Offers various types of natural resources and minor forest products. The Yellow Morels are also known as Sponge Mushroom, Gray Morels or Brain Mushrooms. The yellow morel is probably the most prized of all edible mushrooms. Its flavor is delicate, and its texture is meaty. Yellow morels range from minuscule to enormous up to nearly a foot high. They follow the black morels, usually reaching the peak of their fruiting season. Though they are usually yellow, yellowish brown, or honey brown, they are sometimes grayish or even whitish, especially when tiny and fresh or when covered by leaves. The Yellow Morels is distinguished by being smaller, pointier, and involving pits that are prominently vertically arranged.