malacoides, Franch. 

 — var. alba 

 malvacea, Franch. 

 mollis, Nuit. 

 obconica, Hance 

 pulchelloides, F. K. Wc 

 sinolKteri, Balf.f. 



; Collected during 1913. 



! Rapistrum 



asgyptium, Baill. 



Reboudia 



Rehmannia 



Briscoi x 



Reinwardtia 



tetragyna, Planch. 



Remusatia 



Proserpinaca 



palustris, Linn. 



Pseuderanthemum 



seticalyx, Stapf 



Psilostrophe 



tagetina, Greene 



Psoralea 



plumosa, F. Muell. 



Pulicaria 



arabica, Cass. 



VVittmackiana. AY;v/ 



Ranunculus 



canadensis, Hort. 

 Chius, DC. 

 cortusaefolius, Willi. 

 lomatocarpus, Fisch. et 1 

 Munroi, Hook, f., var. de 



ophioglossifolius, Vill. 

 trilobus, Desf. 



Rhabdothamnus 



Solandri, A. Cunn. 



Rhododendron 



arboreum, Sm. 

 decorum, Franch. 

 retusum, Benn. 

 Schlippenbachii, Maxim. 

 Veitchianum, Hook. 



Rhopalostylis 



sapida, H. Wendl. et Dru 



Rhytidophyllum 



tomentosum, Mart. 



Richardia 



angustiloba, Schott , 



Richardsonia 



pilosa, H. B. et K. 



Ricinus 

 Rivina 



