126 



DISTRIBUTION OF PLANTS. 



Peuiuus (No. 1). Usually an arborescent shrub, or a small tree not exceeding thirty feet 

 in height ; but on the plain at the Western base of the Cuesta de Prao mountain-ridge, 

 fifty feet high with the trunk two feet in diameter. Leaves reticulate, entire, and mostly 

 opposite ; the drupe one-seeded, and crowned with the nix sepals and stamens. Frequent 

 from Valparaiso to the Andes ; and the fruif, in large quantities for sale in the market. 



Laurus (No. 16). A shrub, five feet high; leaves penninerved, Alnus-like, the margin 

 entire. On the mountain-ridgc between Casa Blanca and Coracovi. 



Quinchamalium Chilense, (No. 1). Herbaceous, and humble. Growing on the barren 

 upland from Valparaiso to the Middle mountain-region of the Andes. 



Elseagnus ? (No. 2). A tree, forty feet high, with the trunk eighteen inches in diameter. 

 In ravines of the mountain-ridge that commences twelve miles South of Valparaiso. 



Aristolochia (No. 9). A short-stemmed vine; leaves broad reniform; flowers large, dark- 

 colored, an inch and a half long. Submaritime ; growing on hilly ground near the sea- 

 coast. North of Valparaiso. 



Euphorbia (compare No. 44 United States, and North Patagonia) ; like E. maculata. Ap- 

 pressed to the ground. Between Coracovi and Santiago. 



(No. 46). Eight inches high ; leaves obovate, entire. Environs of Valparaiso ; 



and apparently the same species, towards the Middle mountain-region of the Andes. 



Colliquaja (No. 1). A shrub, three to five feet high ; leaves mucronate, with the margin 

 mucronately serrate. Frequent on the mountain-slope back of Valparaiso, and in other 

 localities. 



perhaps distinct. The leaves calloso-serrate, obtuse. Mountain-ravines back of 



Valparaiso. 



Phyllanthus (No. 28) ; leaves bristly. " North of Valparaiso," Brackenridge. 



Urtica (No. 28). Environs of Valparaiso; observed also on the road to Santiago, and in 

 other localities. (Seemingly indigenous.) 



Salix (compare No. 26 Rio Negro in Patagonia). On the exsiccated portions of river-beds 

 at Villa la Mar, and elsewhere. 



Gen. incert. (No. 1). A leafless shrub, six to eight feet high, having the habit of Ephe- 

 dra ; pubescent; fruit a globular nut, covered with a hard rind. Twelve miles South 

 of Valparaiso ; rare. 



Ephedra (compare No. 1 North Patagonia). From Valparaiso to the Middle mountain- 

 region of the Andes, and beyond. 



Lemna gibba ? (compare No. 4 California). Frond small, and while living, very gibbous 

 or convex beneath. Intermingled with the next species in pools at Villa la IMar. 



polyrhiza ? (No. 5). Frond larger. Abounding in pools at Villa la Mar. 



Spiranthes? (No. 5j ; compare Neott, diuretica ; the flowers smaller than in Chloraea. 

 On the summit of the mountain-slope back of Valparaiso, along the commencement 

 of the table-land. 



Chenopodium rubrum ? (compare United States, Malta, Egypt, and No. 4 Western Ore- 

 gon). Growing as a weed, and evidently introduced. 



Amaranthus. Growing in waste ground and among rubbish, in the outskirts of Valpa- 

 raiso; probably introduced. 



Polygonum persicaria, (bis Lapwai in Interior Oregon, and our Atlantic States). Evidently 

 introduced. 



