TY  - RPRT
TI  - Demographic analysis of dormancy and survival in the terrestrial orchid Cypripedium reginae
AU  - Marc Kery
AU  - Katharine B. Gregg
PY  - 2004
DO  - 10.1111/j.0022-0477.2004.00885.x
UR  - https://pubs.usgs.gov/publication/5224315
ID  - 5224315
ER  -