406 THE CULTIVATED EVERGREENS 



2B Rhamnus ilicifolia (R. crocea var. ilicifoHa). Shrub or small tree to 12, rarely 



20 ft. Calif. 

 2BT Rhapidophyllum (Chamserops) hystrix. Blue Palmetto. Needle Pahn. About 



5 ft. S. C. to Fla. Safer in shade. 



2BT Rhapis flabeUiformis (R. Kwaniwortsik). Dense fan palm 13^-4 ft. China, 



Japan. Hardy in S. Calif, and S. Fla. 

 2B Rhapis humilis. Almost stemless. China. Hardy in S. Calif, and S. Fla. 



Rhododendron amcenum. See R. obtusum var. amoenum. 

 IB Rhododendron arbutifolium (R. daphnoides. R. Hammondii. R. olesefolium. 



R. Wilsonii, Hort.). Dense shrub to 4 ft. Cult. South. 

 2B Rhododendron californicum. Shrub to 8 ft. Calif, and Brit. Col. 



IB Rhododendron carolinianum (R. punctatum, in part). Low compact shrub to 



6 ft. N. C. This is better than the related R. minus. 



IB Rhododendron catawbiense. Mountain Rose Bay. Shrub to 6, rarely to 20 ft. 



Mts. of Va. to Ga. Hardy to New England. 

 IB Rhododendron hybrids varying in size, color, and time of bloom. Temp. 



regions of northern hemisphere. 

 2B Rhododendron indicum (Azalea indica. Azalea and Rhododendron ma- 



cranthum). Shrub. Japan. Cult. South and W. coast. 

 Rhododendron macranthum. See R. indicum. 

 IB Rhododendron maximum. Great Laurel. Shrub or small tree to 35 ft. Nova 



Scotia and Ont. to Ga. 

 IBR Rhododendron minus (R. pimctatum, in part). Straggling shrub to 10 ft. 



N. C. to Ga. and Ala. 

 IB Rhododendron myrtifolium (R. ovalifolium. R. ovatiun, Hort.). Leaves 



smaller and broader than R. arbutifolium. 

 IBP Rhododendron obtusum var. amcenum. Low much-branched shrub. Japan. 

 Flowers magenta. The form Hinodigiri has brilliant crimson flowers. 

 Rhododendron punctatum. See R. carolinanum and R. minus. The former is 

 much the better type. 

 2BT Rhodorhiza florida (Convolvulus floridus). Shrub to 6 ft. Canary Isls. Cult. 



Calif. 

 2B Rhus integrifolia. Shrub or small tree to 30 ft. Calif. 



2B Rhus laurina. Shrub. S. and Low. Calif. 



2B Rhus ovata. Shrub to 10 ft. S. Calif, to Ariz. 



Rhynchospermum jasminoides. See Trachelospermum jasminoides. 

 2B Ribes speciosum (R. fuchsioides). Shrub to 12 ft. Calif. 



Rock-Rose. See Helianthemum Chamaecistus. 

 2BS Rosa anemoneflora. 

 2BS Rosa bracteata (R. Macartnea). Macartney Rose. Climbing vine, stems 



procumbent. S. China. Formosa. Cult. South and Calif. 

 2BS Rosa laevigata (R. Camellia, Hort.). Cherokee Rose. High climbing shrub. 



Formosa, Japan. Naturalized in South. 

 IBS Rosa Wichm-aiana (R. bracteata, Hort.). Memorial Rose. Prostrate creeping 

 vine. Japan. Good for covering banks and rockeries. 

 Rose-Apple. See Eugenia Jambos. 

 Rose Bay. See Nerium Oleander. 

 2B Rosmarinus officinalis. Rosemary. Shrub 2-4 ft. Medit. region. Cult. 



Calif. 

 Rosemary. See Rosmarinus oflScinalis and Andromeda. 

 Rose-of-Sharon. See Hypericum calycinum. 

 Roystonea floridana. See Oreodoxa regia. 



