An Enumeration of the Plants Collected by Dr, H, H, Rusby in South 
America, 1885-1886 —XV. 
(Continued from Vol. xvii. p. 284. 
Begonia Altoperuviana, A. D.C. loc. cit. 123. ex. descrip. Yungas, 
6,000 ft. (684). 
Begonia ulmifolia, Humb. in Willd. Sp. PI. iv. 418. Yungas, 
6,000 ft. (690). 
Begonia. Unduavi, 8,000 ft. (677). 
Begonia scandens, Sw. Prodr. FI. Ind. Occ. 86. Unduavi, 8,000 
ft. (685, 689) ; Yungas, 6,000 ft. (678). 
Begonia parviflora , Poepp. and Endl. Nov. Gen. i. 7. Yungas, 
4,000 ft. (692). 
BEGONIA MYRIANTHA, spec. nova. § Wageneria. Ramis, pet- 
iolus, foliis subtus et inflorescentia dense fulvo-hispidis. 
Folia oblique ovata vel orbicularia, cordata, 7-9 loba, majores 
25 cm. lata, denticulata 7-9-nervia, supra sparce hispida. Cy- 
mis masculis dichotomo-cymosis, multifloris. Flores 6 mm. 
lati, petalis obovatis, sepalis orbicularis, glabris. 
Unduavi, 8,000 ft. (691). Related to B. hispida , Schott. 
Begonia Clarkei , Hook. f. Ingenio del Oro, 10,000 ft. (680). 
The same as Mandon’s No. 1090. Herb. Kew. 
Begonia glandulosa, A. D.C.? Locality uncertain (688). 
Begonia. Flowers of B. parviflora ? Leaves of a plant of some 
different genus. Near La Paz, 10,000 ft. (687). 
CACTEHL 
Cereus, sp. Near La Paz, 10,000 ft. ( 2040) . 
Cereus , sp. Near La Paz, 10,000 ft. (2043). 
Hariota CRENATA, sp. nov. § Alatae. Caule ramisque folia- 
