IIOUTUS GRAMINEUS WOBURNENSIS. 37 



The folloiL'big sjiccies of Arundo contain more titan one Jloicer in each 

 calyx, and are an exception to this arranffcinent. 



ARUNDO phragmites, per. coniQion, indig. August. 

 douax,i)er. cultivated, uat. South of Europe. 

 conspicua, per. showy, nat. New Zealand. 

 SACCHARUM. Sugar grass. Generic character: ccth/x 

 two-valved, one-flowered, furnished or clothed with long 

 silky hairs ; corolla two valves ; seed invested by the 

 husks of the corolla. 

 ci/Undricum,per. cylindric sugar grass, nat. Germany. 

 fulvum,per. nat. New Holland. 

 Mexicanum, ann. nat. Mexico. 



Raven rue, jJer. Italian, nat. Italy. July and August. 

 Te)ieriffe,per. Tenerifte, nat. Sicily. 

 ojjicinarum, per. sugar cane, nat. Indies. 

 var. violaceum, per. violet, nat. Indies. 

 contractum, per. nat. Domingo. 

 EgyptiaauH, per. nat. Egypt. 

 arund'uiaceum, per. nat. Tranquebar. 

 poly stachy urn, per. nat. St. Christopher's. 

 LAGURUS. Hare's tail grass. Generic character : calyx 

 two valves, one-flowered, each valve ending in a villose 

 awn; corolla two valves, the exterior valve having three 

 awns; the middle awn, from the back of the valve, bent 

 and twisted ; seed covered, awned. 

 ovatns, anil, oval-spiked hare's tail grass, indig. July. 

 STIPA. Feather grass. Generic character: calyx two- 

 valved, one-flowered ; corolla two valves, the exterior 

 valve furnished with a long awn, which is jointed at the 

 base ; seed oblong, covered. 

 hurniUs, per. dwarf, nat. S. America. 

 tortilis, ann. twisted, nat. Barbary and Greece. 

 giganlea, per. tall, nat. S. America. 



Lagasccc, per. bristly-leaved, nat. ? 



Capensis, per. Cape, nat. Cape of Good Hope. 

 Virginica, per. Virginian, nat. America. 

 avenacea, per. oat-like, nat. America. 

 parvijiora, per. small-flowered, nat. Macassar. 

 Jlavescens, per. yellow, uat. Van Diemeu's Land. 



