Species Index
The following list contains all the plants currently in the RCP database.
Species/Cultivar
- Shibataea kumasasa (Steud.) Makino
- Sida rhombifolia L.
- Sidalcea 'Elsie Heugh'
- Silene flos-cuculi (L.) Greuter & Burdet
- Silene latifolia subsp. alba (Mill.) Greuter & Burdet
- Silphium perfoliatum L.
- Silybum marianum (L.) Gaertn.
- Simmondsia chinensis (Link) C. K. Schneid.
- Sinopodophyllum hexandrum (Royle) T.S.Ying
- Sisyrinchium idahoense var. macounii 'Album'
- Sium sisarum L.
- Skimmia japonica Thunb. 'Rubella'
- Skimmia japonica 'Veitchii'
- Skimmia japonica 'Wakehurst White'