COLLECTED IN SOUTH AMERICA, 1 88 5- 1 886 309 



Pharmacosycea Brittoni sp. nov. 



Glabrous, or the petioles and midribs minutely puberulent : 

 branchlets very stout, but weak, coarsely angled, somewhat ver- 

 rucose : petioles 5 cm. or more long, slender for the size of the 

 leaf, channelled above : blades 1-2.5 dm. long, .75-1 dm. broad, 

 obovate, rounded at the base, very abruptly short-pointed and ob- 

 tuse at the apex, entire, the venation inconspicuous above, promi- 

 nent underneath, the secondaries about 18 or 20 pairs with inter- 

 mediate lesser ones, at an angle of about 75 with the midrib, 

 interarching near the midrib : fruit globose, 2 cm. long, the per- 

 sistent thin margin reflexed, sinuately lobed : akenes on filiform 

 upwardly thickened pedicels, oval or obovoid with a broad apex, 

 1.5 mm. long, 1 mm. broad. 



Guanai, 2000 ft., May 1887 (no. 2640). 



M 



113- J 



Rivers Beni and Madre de Dios, Aug. 1886 (no. 2217), and Falls 

 of Madeira, Brazil, Oct. 1886 (no. 2578). A widely branching 

 shrub, 6-10 ft. in height. 



Cecropia sp. The specimen is not fit for a diagnosis. 



Urtica purpurascens Nutt. Trans. Am. Phil. Soc. 5: 169. 



Vic 



1837. Unduavi, 8000 ft., Oct. 1885 (no. 2561). 



Urtica Magellanica Juss. ex Poir. Encyc. Suppl. 4: 223. 

 La Paz, 10,000 ft, Apr. 1885 (no. 1254). 



Urtica ballotifolia Wedd. Ann. Sci. Nat. III. 18: 197. 1852. 

 Unduavi, 8000 ft, Oct 1885 (no. 1256). 



Urtica flabellata H.B.K. Nov. Gen. et Sp. 2 : 40. Yungas, 

 4000 ft., 1885 (no. 1255). 



Urera Caracasana (Jacq.) Griseb. Fl. Brit. W. Ind. 154 {Ur- 

 tica Caracasana Jacq. Hort. Schoenb. 3: 7 r i. pi. 386). Yungas, 

 4000 ft., 1885 (no. 1464); Guanai, 2000 ft., May 1886 (no. 

 1468) and Beni River, July and Aug. 1886 (nos. 1465, 1466 and 



1472). 



Urera baccifera (L.) Gaud. Frecy. Voy. Bot. 497. Mapiri, 

 2500 ft., May 1886 (no. 1467). As large as a small apple tree, 

 the trunk and branches thickly beset with brittle, stinging red and 

 white prickles several inches in length and very slender. 



Urera sinnata Wedd, Ann. Sci. Nat. Ill, 18: 201. Yungas, 

 6000 ft., 1885 (no. 1470). 



