128 



DISTRIBUTION OF PLANTS. 



Isolepis (No. 8). Cespitose ; two to three inches high ; a lateral spikelet. Frequent from 



Valparaiso to the Middle mountain-region of the Andes. 

 Scirpus (compare No. 1 Hawaiian Islands, Oregon, California, our Atlantic States, and 



Patagonia). Tall; like S. lacustris, but the stem distinctly trigonal. Submaritime ? ; 



growing in pools of brackish water back of the sea-beach. 



(No. 21). Having the habit of Cjiierus; leafy. Villa la Mar, and elsewhere. 



Cyperus (No. 40) ; near C. dentatus. In wet places, from Valparaiso to the Andes. 

 Setaria (compare No. 5 Patagonia). Environs of Valparaiso ; perhaps indigenous ? 

 Nov. gen. ? Gram. (No. 1) ; habit of Agrostis, but seems allied to Panicum. A long 



awn. Vicinity of "Santiago," Brackenridge. 

 Stipa (No. 17). Inconspicuous, and having small florets. Environs of Valparaiso, C. P. 

 Avistida (No. 19). The florets in a dense congested panicle. Observed on the road to 



Santiago and elsewhere. 



(No. 20). Low, and cespitose. Environs of Valparaiso, rare, C. P. 



Agrostis (No. 31); habit of Aristida. Environs of Valparaiso. 



(Psainnia ?, compare No. 2 Patagonia). Gramin., agreeing with Psamma in the creeping 

 roots deeply buried in the sands of the sea-shore ; not seen in flower. 



Deyeusia ? (No. 2). Tall, and reed-like; the leaves serrated, and inflicting severe wounds ; 

 florets white. In the deep mountain-ravine three miles South of Valparaiso. 



Phragmites (compare No. 1 Italy, Oregon, California, our Atlantic States, and Patagonia). 

 Environs of Valparaiso, and observed also at Santiago. 



Melica (No. 4). Tall; the leaves numerous, involute, scabrous. Environs of "Valpa- 

 raiso," Brackenridge. 



Bromus (No. 9 ; compare Ceratochloa). Awned ; the spikelets compressed. Environs 

 of Valparaiso. 



Chusquea quila, Molin. (No. 1). A kind of bamboo; the clusters resembling in outline 

 those of Brazil, but only twelve feet or so high, except on the mountain-ridge that 

 commences twelve miles South of Valparaiso ; stem hard and solid ; the flowers not 

 seen. Frequent along streams in the vicinity of the coast ; not seen as far inland as 

 Santiago and the base of the Andes. 



Andropogon (No. 32). The spikelets terminal, clustered. Submaritime ? ; growing in 

 the vicinity of " Valparaiso," Brackenridge. 



Equisetum (No. 8 ). Having the habit of E. scirpoides, but much larger, and the whorled 

 branchlets longer. Frequent in wet places from Valparaiso to the Andes. 



Peru). Cultivated fields of Indian corn observed at intervals; the stems used for 

 building purposes, interwoven and plastered with clay. (The plant was probably 

 brought from the Northward by aboriginal settlers.) 

 Polypogon Australe 'i (compare Patagonia, and No. 1 Europe). Frequent from Valparaiso 

 to the Andes. 



Avena sativa? (compare California, Patagonia, United States, Egypt, and No. 2 Europe); 

 the oat. Abundant everywhere ; and seemingly indigenous. 



Eragrostis Mexicana ? (No. 26 ; compare Patagonia). Growing in the vicinity of Santi- 

 ago ; probably introduced. 



Loliuni (compare Patagonia, United States, and Europe). Vicinity of Santiago, probably 

 introduced. 



