Throughout his expedition, he collected spore samples from several mushroom species & introduced them back again to the United States. These samples would eventually become the foundation for lots of the strains we know today, including the legendary Penis Envy variety. A2: Spore prints are dried spores gathered on paper; https://jaredusmdx.educationalimpactblog.com/61219676/how-much-you-need-to-expect-you-ll-pay-for-a-good-shroomland-usa