■10 HOUTUS GRAMINEUS WOBURNENSIS. 



ANDROPOGON dissitiflonis, per. di&ta.nt-^o\veTe(\ , nat. Am. 



teriiariuSfper. remote-branched, nat. Anier. 



hirtiis, per. hairy, nat. S. of Europe. 

 furcatiis, per. fojked, nat. N. America. 



tenuis, per. slender, nat. N. Holland- 



triticeus, per. wheat-like, nat. N. Holland. 



sericeus, per. silky, nat. N. Holland. 



affuiis, per. nat. N. Holland. 



intermedins, per. nat. N. Holland. 



procerus, per. tall, nat. N. Holland. 



exaltatus, per. nat. N. Holland. 



lanatns, per. woolly, nat. N. Holland. 



bomhijci)ius, per. nat. N. Holland. 



refractus, per. nat. N. Holland. 

 Jragilis, per. brittle, nat. N. Holland. 



citrens, per. nat. N. Holland. 



di/stachi/nm, per. two-rowed andropogon, nat. Germ. 



ischamnm, per. woolly-spiked, nat. Germ. 



gryllus, per. purple-spiked, nat. Germ. 



arundinacenm, per. reed-like, nat. Germ. 



schananthns, per. sweet lemon-orass, nat. East Indies. 

 HORDEUM. Barley-grass. Generic character: ca/i/x 

 lateral, six-valved (the valves, collectively, constitute 

 what is called a six-leaved involucre) ; corolla two- 

 valved, exterior valve furnished with a long awn ; 

 flowers in threes, the middle flower fertile or bisexual, 

 and the lateral ones barren, or furnished with stamens 

 only; seed covered closely with the corolla, which 

 remauis permanent. 



nigrum, per. black, var. common barley. 



strictum, per. upright (allied to H. bulbosom), nat. in 

 Italy. 



Capense, ann. Cape, nat. Cape of Good Hope. 



ascendens, ann. ascending, nat. Mexico. 



Chilmse, ann. Chilian, nat. Chili. 



vulgare, ann. spring barley, supposed to be a naiive of 

 Sicily. 



hexastichon, ann. bear, or big. 



distichou, ann. common or winter barley. 



