182 Dr. J. D. Hooker's Enumeration of the Plants 



65. U. (Urena) Canadensis, Spr. 



Hab. Charles Island, Charles Darwin, Esq. A common North American species. 



66. Parietaria Floridana, iV^^^. 



Hab. Charles and James Islands, Charles Darwin, Esq. United States and Valparaiso, &c. 



67. PiLEA pEPLOiDEs, H. 8f A. (DubreuiUa, Gaud.) 



Hab. James Island, Charles Darwin, Esq. Oahu ? and probably the other South Sea Islands. 



68. PiLBA succulenta. (Urtica succulenta, Salzmann in Herb. Hook.) 

 Hab, James Island, Charles Darwin, Esq. 



In the present confused state of this genus it is impossible to determine 

 a solitary species. The present is also a plant of Bahia, and possibly not 

 distinct from P. peploides. 



EuPHORBIACEjE. 



69. Euphorbia pilulifera, Spr. (E. globulifera, H. B. K.) Kunth Synops. i. 



p. 386. 

 Hab. James Island, Charles Dartvin, Esq. I have the same state from South Brazil. 



Apparently a variety, with the stems naked, ascending below, and hairy 

 above. 



70. E. MACULATA, L. 



Hab. Charles Island, Charles Darwin, Esq. A very common plant in the warm parts of 

 America. 



71. E. ■RECVRV A., Hooh.Jil.; herbacea, erecta, glaberrima, glaucescens, foliis 



oppositis sessiiibus lineari-oblongis basi cordatis retusis v. emarginatis 

 recurvis coriaceis, stipulis fimbriatis, involucris axillaribus plerumque 

 solitariis breviter pedieellatis. 

 Hab. Chatham Island, Charles Darwin, Esq. 



Caulis pedalis, crassitie pennae anserinee, inferne nudus, articulatus, ramosus ; ramis diva- 

 ricatis, geniculatim flexuosis, cortice pallide rufo-fusco subangulato tectis, ad articulos 

 incrassatis, junioribus solummodo foliosis. Folia | unc. longa, 2 lin. lata, disticha, op- 

 posita, falcato-recurva, integerrima, marginibus siccitate recurvis, pallide flavescentia, 

 juniora praesertim glaucescentia, gradatim minora. Stipulas parvje, albidee, coriaceae. 



