Matsutake -- 网上有卖的。

http://nuts.com/cookingbaking/mushrooms/matsutake.html?gclid=CMHm4bmxmq8CFcMbQgodqDIKdA

Matsutake mushrooms have a spicy flavor with pine and cinnamon fragrance. Matsutake means "pine mushroom." It grows most abundantly along the coast of Washington state and has also been found in Canada, Oregon, Idaho and Northern California. This meaty delight is either white or brown with a thick cotton-like partial veil. Its surface is smooth and dry, and its stem is short and broad.

Basic Preparation: To reconstitute, place desired amount into a bowl covered with boiling water and let soak for 15-20 minutes. then, rinse and add directly to recipe that will cook for at least 25 minutes. One ounce dry reconstitutes to 3-4 ounces.

2 oz, $12.99