IX. C, 1 
Merrill: Plants of Guam 
OXALIDACEAE 
AVERRHOA Linnaeus 
95 
AVERRHOA CARAMBOLA Linn. Sp. PI. (1753) 428; Safford 192, pi. 37. 
G. E. S. 2b, locally known as bilimbines. 
A native of tropical America, now cultivated in all tropical countries. 
OXALIS Linnaeus 
OXALIS REPENS Thunb. Oxal. (1781) 16; B. L. Rob. in Journ. Bot. 44 
(1906) 391. 
Oxalis comiculata W. F. Wight ex Salford in Contr. U. S. Nat. Herb. 9 
(1906) 341, non Linn. 
G. E. S. 16b, locally known as agsom or apsom. 
Widely distributed in the warmer regions of both continents, frequently 
confused with the closely allied Oxalis comiculata Linn. 
ZYGOPHYLLACEAE 
TRIBULUS Linnaeus 
TRIBULUS CISTOIDES Linn. Sp. PI. (1753) 387; Salford 390. 
Not common, fide Salford, and according to his information of recent 
introduction. 
A native of tropical America, now widely distributed in the tropics of 
both hemispheres. 
(To be concluded.) 
