﻿Rusby: Plants collected in South America 545 



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Coutoubea ramosa Aubl. PI. Gui. i : 74. //. 28. Falls of Ma 

 deira, Brazil, Oct., 1886. Specimen without number. 



Macrocarpaea sp., apparently undescribed, near 31. B 

 •Gilg. Yungas,4000 ft. 1885 (no. 1172). Mature leaves \ 



Symbolanthus Rusbyanus Gilg, Eng. Bot. Jahrb. 22 : 344. 

 1896. Mapiri, 5000 ft, April, 1886 (no. 1227). A widely branch- 

 ing, soft-woody shrub, with dark -green foliage and abundant, en- 

 during flowers, varying from orange and scarlet to deep crimson. 

 One of the most beautiful of the Andean plants, and well adapted 

 to cultivation for cut flowers. 



Chdonanthus acutangulus (R. & P.) Gilg ; Eng. & Prantl Nat. 

 Pflanzenfam. 4 2 : 98. (Lisianthus acutangulus R. & P. Fl. Per. 



Yungas, 4000 ft., 1885 (no. 1050). The same as Hol- 

 ton's 47 'i, fide Britton. A tall weed, with sulphur-yellow flowers, 

 growing along roadsides and in the borders of fields. 



Rusby anthm cinch onifolius Gilg; Eng. & Prantl Nat. Pflan- 

 zenfam. 4 2 : 95. Mapiri, 5000 ft., April, 1886 (no. 1173). Grows 

 in dense forest, the stem subherbaceous, hollow, 8-10 ft. high, 

 branching slightly at the summit, the flowers cream-colored. 



Gcntiana sedifolia H.B.K. Nov. Gen. et Sp. 3 : 173. //. 225. 

 Yungas, 10000 ft., 1885 (no. 674). Also collected at Mapiri, 



Ap 



Grows in wet places, in short grass, 



and amongst mosses, the flowers whitish-blue. 



Gcntiana Soratcnsis Gilg, Eng. Bot. Jahrb. 22 : 332. 1896. 

 Mapiri, 8000 ft, April, 1886 (no. 675). Grows in sphagnum 

 bogs. 



Gentiana primulifoli a Griseb. Gen. et Sp. Gent. 221. Vic. La 

 Paz, 10000 ft, Oct., 1885 (no. 6j$). Grows on high, open, wet 

 land, among short grass. 



Gentiana pnnicea Wedd. Chlor. And. 2 : 70 (?). The calyx- 

 lobes appear too short, and the radical leaves different. Ingenio 

 del Oro, 1 0000 ft., Mar., 1886 (no. 671). 



Gentiana tradescantiifolia Britton sp. nov. 



Stems ascending from a very long, procumbent, rhizome-like 

 base upon which the internodes are about 1 cm. long, thickish but 

 weak, yellow or reddish, 5 dm. or more high, the upper internodes 



[To be continued. ) 



