HORTUS GRAMINEUS \V O B U RN ENSIS. 41 



HORDEUM murinum,ann. wall-barley, or way-bemiet, inclig. 

 rnaritimuni, ami. sea barley-grass, indig. May. 

 jubatum, ami. long-bearded, nat. North America. 

 zeocriton, ami. sprat, or battledore barley. August. 

 bulhusmn, per. bulbous-rooted barley. 

 pnilense, per. meadow barley, indig. June. 



Sect. VII. Grasses with three stamina, tivo styles, tivofloicers 

 in each calijx — Flowers bisexual. 



AIllA. Ilair-grass. Generic character : calyx two-valved, 

 two-flowered, without any rudiment of a third floret ; 

 corolla two-valved, outer valve awned, ihe awn rising 

 from the back a little above the base — seldom avvnless; 

 seed loosely covered. 



aquatica, per. water hair-grass, indig. June, July. 



cristata, per. crested hair-grass, indig. June. 



arundinacea, per. reed-like hair-grass, nat. Levant. 



reespitosa, per. turfy hair-grass, hassock-grass, indig. 



ambigua, per. doubtful. 



Jlexuosa, per. zig-zag mountain hair-grass, indig. June. 



piilchella, ami. fair, nat. Spain. 



caryophyllea, ami. silver, indig. May. 



elegans, ami. elegant, nat. Germ. 



prci'cox, ami. early, indig. April. 



tenera, ami. tender. 



setacea, per. bristly, nat. Europe. 



caiiesceiis, per. grey, indig. June. 



capillacea, per. slender, nat. Amer. 



subspicata, per. spiked hair-grass, nat. Germ. June. 



articulata, a//w. jointed, nat. Spain. 



Antartica, per. South-Sea hair-grass, nat. New Zealand. 



alba, per. white hair-grass, nat. Greenland. 



involucraia, per. involucred, nat. Spain. 



media, per. middle hair-grass, nat. France. 



atropiirpurea, per. dark purple, early in September. 



trijiora, per. three-flowered, nat. Spain, 



leiidigra, ami. compound-panicled, nat. Spain. 



Chinensis, ami. Chinese, nat. China. 



duriuscula, ami. hardish, nat. ? 



