Paphiopedilum hybrids: their parents and progeny as registered from 1856, including cypripediums andphragmipediums
Paphiopedilum hybrids: their parents and progeny as registered from 1856, including cypripediums andphragmipediums
- 2nd edition
- Wynnewood, Penn.: Penn Valley Orchids, 1994.
- 619 pages ; 29 cm.
Second edition by William W. Wilson
Paphiopedilum--Varieties.
Second edition by William W. Wilson
Paphiopedilum--Varieties.
