Monotropa hypopithys L., rarely collected in Colorado, was taken five times during 1984. Coupled with previous collections, it is now known from 10 Colorado counties. The cool, moist August of 1984 may have contributed to its apparent ubiquity.
Jennings, William; Yeatts, Loraine; and Richards, Velma
"New records for Monotropa hypopithys (Ericaceae) from Colorado,"
Great Basin Naturalist: Vol. 46
, Article 21.
Available at: http://scholarsarchive.byu.edu/gbn/vol46/iss1/21