 | P & P Orchids DUTCH Features include a photo gallery, culture notes, orchid expeditions, and a forum. Patrick Mannens and Patrick Denissen. Antwerp, Belgium.  | | |
 | P.P. Orchideeen DUTCH / ENGLISH / FRENCH Large-scale commercial Paphiopedilum hybrid grower. Netherlands | | |
 | Pacific Central Judging Region ENGLISH Providing access to the AOS awards system. Images of awarded plants. Hints for those interested in orchid photography. Oakland and San Francisco, California, USA. | | |
| Pacific Orchid Farms ENGLISH Specializing in the production of wholesale intergeneric Oncidinae hybrids. Christopher Lichty. Pahoa, Hawaii, USA. | | |
| Palmer Orchids ENGLISH Selection of hybrids and species available. Bradenton, Florida, USA. | | |
| Palmer Orchids ENGLISH Variety of species and hybrids offered. Ray and Terri Palmer. Pasadena, Texas, USA. | | |
| Papa Aroha Orchids ENGLISH Specializing in Paphiopedilum hybrids. Barry Fraser and Penny Bieder. Coromandel, New Zealand. | | |
| Paphanatics ENGLISH Specializing in Paphiopedilum hybrids. Norito Hasegawa. Anaheim, California, USA. | | |
| Paphs.net ENGLISH Information, including photos and links, about the genus Paphiopedilum. | | |
| Papua New Guinea Orchid News ENGLISH Introduction to the orchids of Papua New Guinea. Over 1,000 pages of orchid genera descriptions, drawings, photos, email cards, and more. Wolfgang H. Bandisch. Port Moresby, Papua New Guinea. | | |
| Par O Bek Orchids ENGLISH Variety of orchids and carnivorous plants available. Culture tips. Rodman, New York, USA. | | |
| Paramount Orchids ENGLISH More than 2,000 different orchid species and hybrids offered with particular emphasis on Paphiopedilums, Phragmipediums, Oncidium intergenerics, and Cattleyas. Range of orchid supplies available including fertilizer, bark, NZ sphagnum moss, sponge rock, charcoal, mounts, clips and Neem Oil. Established in 1995. Calgary, Alberta, Canada. | | |
| Parishianae Sektion GERMAN / ENGLISH Information about Phalaenopsis species and hybrids. Wolfgang Apel. Offenbach, Germany. | | |
| Parkside Orchid Nursery ENGLISH Plant listing, events, and photo gallery. Tom Purviance and John Salventi. Ottsville, Pennsylvania, USA. | | |
| Passion Orchidees FRENCH Orchid photographs (including from the 2005 WOC, Dijon) and culture notes for several genera. France. | | |
| Passion Orchids ENGLISH Selection of Cattleyas offered. Michael Hearne. Oregon, USA. | | |
| PC Orchids ENGLISH Selection of Cattleya, Phragmipedium, Paphiopedilum, and Phalaenopsis hybrids offered for sale. Connie Moody. Ninety Six, South Carolina, USA. | | |
| Peach State Orchids ENGLISH Retail/wholesale nursery carrying numerous varieties in all the major genera. Bill and Barbara Ellenberg. Woodstock, Georgia, USA. | | |
| Peerdeman Orchids DUTCH / ENGLISH Breeding and propagation of orchids, mainly Phalaenopsis and Cymbidium. Andijk, The Netherlands. | | |
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