• Piping Rock Orchids Species and hybrids available.

• Porter's Orchids Michigan-based nursery selling Cattleya, Dendrobium, Miltonia/Miltoniopsis, Oncidium, Paphiopedilum, Phalaenopsis, Phragmepedium and miscellaneous orchids.

• Quarter Acre Orchids Offer orchid plants and seedlings, clear plastic pots, butterfly plant clips, washed coconut husk mix, fertilizers and staking supplies.

• R.F. Orchids, Inc. Specializes in Vandaceous hybrids and species.

• Ratcliffe Orchids Ltd. Mail order only business, specialising exclusively in the genus Paphiopedilum.

• River Valley Orchidworks Named, mature blooming sized Phalaenopsis, Oncidiinae and Intergenerics, Paphiopedilum, and Phragmipedium orchids. OrchidTalk forums with a comprehensive orchid care section.

• Roberts Flower Supply Supplier of planting media, supports, hangers, and pots, fertilizer and pesticides, humidity trays, greenhouse supplies, Cypripedium species and hybrids, and other native orchids. Located in Ohio, order by phone.

• Roji Pottery Studio Handmade pottery for plants, specializing in orchid pots and cachepots.

• Rome's Orchid Nursery Specializes in orchid species, hybrids and Paphiopedilums. Nursery located in Aiea, Hawaii. Retail and wholesale.

• Santa Barbara Orchid Estate One of the largest selections of orchids in the world. Orchid gifts shipped in bloom to anywhere in the country.

• Seal Rock Orchids Offers a collection of orchids including the Cattleya and Oncidium alliances.

• Sherwood Orchids Northern California nursery specializing in Paphiopedilums and Phragmipediums seedlings and flasks.

• Simanis Orchids Nursery Plants available from Indonesia include Bulbophyllum, Coelogyne, Phalaenopsis and Dendrobium.

• Sky Island Orchids Grower and hybridizer of phalaenopsis in Oregon, offering plants and seedling assortments.

• SlipperOrchid.com Grower and seller specializing in Paphiopedilum and Phragmipedium lady slipper Orchids.

• South Shore Orchids Specializes in Paphiopedilum and Phragmipedium but has a selection of other orchid genera.

• Species Specific Features hybrids grown in Ireland and includes cultivation and care tips, price list and newsletter subscription.

• Stewart Orchids Grower of cattleyas and phalaenopsis in Mississippi.

• Strawberry Creek Orchids Specializing in Odontoglossum, Odontioda, Cyrtochilum and other cool-growing Oncidium alliance orchids. Retail and wholesale, with overseas shipping.

• Summerfield Orchids Specializing in Vandas and Ascocendas. Cattleyas, Odontoglossum Intergenerics, Miltoniopsis and Phalaenopsis also available.