But then, the fact that truffles elicit a sensual feeling cannot be dismissed outright. The incredible aphrodisiac powers of truffles have been felt not only by the ancient Greeks and the Romans, but also by modern-day gourmet chefs and connoisseurs. It is interesting to note, though, that such a power in fact has no scientific basis. Oregon black truffle it is very dark and would have a pungent smell when mature/ripe. Perigord truffle- also called French black truffle which is found in Spain, Australia and United States. Its color is blue-black on the outside and would eventually turn to brown-black as it ages. Piedmont truffle the Italian white which is light-colored and brittle. For culinary purposes, truffles can be so versatile because they can be added to almost every delicacy. If you want to try them, the following are several tips on cooking with truffles. * Know the difference between truffle varieties. Even if they re known for their strong flavor and aroma, truffles still vary in those departments depending on the fungal species. - the Oregon black truffle or the Leucangium carthusianum. Formerly called Picoa carthusiana, this type of truffle is less common compared to the Oregon white truffles. These are not used regularly because they look like coals, with very dark appearance. It also has a very pungent and earthy odor once it is ripe. Instead, truffle mushrooms look like wrinkled potato or coal. Their sizes vary from that of a marble, golf ball, or a human fist. They also come in different colors, most of which are black, brown, and white. Are They Poisonous? Practically all truffle mushrooms are safe to eat, though only a few varieties are used as delicacies. Among the most sought-after types of mushrooms are called truffles mainly because it is rare and is so expensive compared to other types there are. Contrary to common conception, truffles the fungi type does not refer to the chocolate-covered truffles a confectionary that is loved by many. In fact, connecting truffles to chocolate is one of the misconceptions about the mushroom because these two are not related at all.