Fay*, M.F. & Cowan*, R.S. (2001). Plastid microsatellites in Cypripedium calceolus (Orchidaceae): genetic fingerprints from herbarium specimens. Lindleyana 16 (3): 151-156.
* denotes Kew authors
Monocots III: Orchids
United Kingdom
Cowan, Robyn
Fay, Mike