



iSAXIFRAGACEAE. 83 



. Leaves green. D. gracilis. 



Leaves yellow. D. gracilis aurea. 



Leaves white-dotted. D. gracilis albo-marmorata. 



4. Flowers white. D. rosea multiflora. 

 Flowers more or less rosy. 5. 



5. Flowers carmine on the outside. D. rosea carminea. 

 Flowers pinkish. 6. 



6. Colored within and without. D. rosea. 

 White within. D. rosea eximia. 



/. Leaves green. 8. 



Leaves white-blotched or dotted, n. 



8. Flowers white. 9. 

 Flowers rosy without, ic. 



9. Flowers single. D. scabra. 

 Flowers double. D. scabra candidissima. 



ic. Flowers single. D. scabra Watereri. 



Flowers double D. scabra plena, 



ii. Leaves blotched. D. scabra marmorata. 



Leaves white dotted. D. scabra punctata. 



DECUMARIA. 



Deciduous woody plants climbing by aerial roots, with mod- 

 erately slender more or less angled or compressed twigs; angu- 

 lar spongy pith ; opposite somewhat raised U-shaped leaf scars 

 at first half-round by a deciduous membrane, with 3 bundle- 

 traces ; no stipule scars ; conical hairy superposed buds with 

 indistinct scales ; moderately large ovate petioled leaves ; small 

 perfect polypetalous white flowers in terminal corymbs ; and 

 small top-shaped ribbed capsules. 

 Leaves glabrous, sometimes serrate above. D. barbara. 



SCHIZOPHRAGMA. 



Deciduous shrubs climbing by aerial roots, with moderately 

 slender terete twigs ; round continuous pith ; opposite low broad- 

 ly crescent-shaped leaf-scars with 3 bundle-traces; no stipule- 

 scars ; rather large petioled leaves ; small white perfect poly- 

 petalous flowers in broad terminal clusters surrounded by neutral 



