lo6. THREE MALES. TWO FEMALES. Ariftida. 



Hyjirix, A. panicle aivaricated moft expanded, florets fimplefl 



fmooth, awns ftraight divaricated. S. porcupine, 



95. LOLIUM. Cal. i -leaved, fix'd, many-flower'd. 



perenne, 1. A. fpike awnlefs, fpikelets comprefs'd many-flower'd. 



perennial, 

 tenue, 1. L. fpike awnlefs columnar : fpikelets three-flower'd. 



jiender. 

 iemulentum. 3, L. fpike awn'd, fpikelets comprefs'd many-flower'd. 



drunken, 

 diflachion, L. fpike twp'd, calyxes one-flowerM, cprols woolly. 



two -fpike d' 



96. ELYMUS. CaL lateral, 2-valved, aggregate 



many-flower'd. 



arenarius, I. E. fpike ered clofe, calyxes downy longer than the 



florets. fi^nd. 



fihiricus, 3. E. fpike pendulous clofe, fpikelets two'd, longer than 



the calyx. feberian. 



phihdel- 2. E. fpikes pendulous expanded, fpikelets fix-flower'd : 

 phictis. inferior ones three'd. philadelphian, 



canadenfis. 4. E. fpike nodding expanded, inferior fpikelets three'd ; 



fuperior ones two'd. Canadian, 



caninus, 8. E. fpike nodding clofe, fpikelets ftraight without an 



involucre : the lov/eft double. dog's, 



vir<rimcus. 5. E. fpike e red, fpikelets three-flower'd, involucre ftri^ 



■^ ated. Virginian. 



europaus, 9. E. fpike ereft : fpikelets two-flowerM, equalling the 



involucre. european. 



caputmadujce.6. E. fpikelets two-ftower'd, involucres briftly. moft ex- 



panding. medufa's head, 



Hyflrix. 7. E. fpike erea, fpikelets deftitute of an involucre moft 



expanding. porcupine. ^ 



iener. E. fpike pendulous florets double. S. tender, 



97. SECALE. CaL oppofite, 2-valved, 2-flowera, 



folitary. Rye. 



cereale. i. S. fringesof the glumes rugged. harveji. 



villofum. 2. S. fringes of the glumes villous, calyx-fcales wedge- 



form. '^^^^^«^- 



orieniale. 3. S. glumes fhaggy, calyx-fcales awl'd. eajiern. , • 



.r.kun. 4. S. glumes fringed outwardly^^^ HORDEUM! 



