Phalaenopsis Doritis hybrids
Subtitle: their parents and progeny as registered from 1856.
Contributors: Penn Valley Orchids (Firm)
Publisher: Penn Valley Orchids
Published: 1992
Place of publication: Wynnewood, Pa. (239 Old Gulph Rd., Wynnewood 19096)
Language: eng
Number of pages: 647
Subjects: Phalaenopsis -- Varieties.; Doritis -- Varieties.
Notes: "September 1992."