24 
Cassia tomentosa, L. f. Suppl. 231. Near La Paz, 10,000 ft., 1889 
9). = Rusby 981. 
Cassia latiopetiolata, Domb.; Vogel Syn. Cass. yO. Vic La Paz, 
10,000 ft. 1889 (24). — Rusby 980. 
Cassia Chamecrista, L. Sp. Pl. 538. Yungas, 1890 (549). — Rusby 
2854. 
Cassia favicoma, Н.В. K. Nov. Gen. vi. 366. Yungas, 1890 (61 3). 
= Rusby 1021. 
Prosopis juliflora (Sw.) D. C. Prod. ii. 447. Songo, Nov., 1890 
(823). 
Mimosa Boliviana, Benth. Trans. Linn. Soc. xxx. 396. Yungas, 
1890 (392). Incorrectly labelled “Vic. La Paz, 10,000 ft.” 
= Rusby 1300. 
Acacia Farnesiana (L.) Willd. Sp. Pl. iv. 1083. Songo, Nov., 
1890 (864). 
Piptadenia communis, Benth. Hook. Journ. Bot. iv. 337, Vic. 
Cochabamba, 1891 (921). 
PITHECOLOBIUM LAXIFLORUM, sp 
roughout, the branchlets slightly warty; stipules deciduous, 
not seen; common petioles stout, 2 cm. long, strongly nervec 
ong, the spikes loose, cylindrical, 12-18 cm. long; flowers 
crimson; calyx minute, deeply toothed; corolla-tube cylindri- 
cal or slightly funnel form, 7 mm. long by 2 mm. broad ; 
stamens very numerous, the length of the exserted portion 
slightly greater than that of the corolla-tube; fruit not seen. 
‚ Yungas, 1890 (625). 
Inga edulis, Mart. Herb. Fl. Bras. 113. Yungas, 1890 (236). = 
Rusby 995. 
ROSACEE. 
Prunus BRITTONIANA, sp. n. Tree (?) glabrous throughout, the 
branches slender, blackish; petioles a little more than 1 cm. 
long, 2-3 mm. broad, broadly channelled ; leaves very coriace- 
ous, ovate, the base rounded but abruptly somewhat narrowed 
into the petiole, the apex acutish, at least in the younger leaves 
