TRIANDRIA. DIGYN1A. Avena, 10$. 



lutea. A. panicle expanding, calyxes two-flower'd awl'd, 



corols naked three-awn'd : intermediate awn 

 winding. S. yellow. 



Icefl'mgiana. A. panicle condenfed, florets two-fold fhaggy : one 

 peduncled two-awn'd at top, intermediate awn 

 longer. S. laflingian. 



tupulina. A. panicle condenfed egg'd, calyxes three -flower'd 



lanced, corols villous, exterior glume twice- 

 awl'd, intermediate awn reflected. S. tupuline, 



92. LAGURUS. CaL 2-valved : awn villous. Cor, 



exterior petal with two terminal awns : 

 the third dorfal one retorted. HareftaiL 



ovatus. I. L. fpike egg'd awn'd. eg£d. E-B, 



cylindricus» 2. L. fpike cyhndric awnlefs. cylindric, 



93. ARUNDO. CaL 2-valved. Florets colle&ed, 



girt with wool. Reed. 



Bambos, 1. A. cajyxes many-flower'd, fpikes threefold feffile. 



Bambo. 

 Donax. 2. A. calyxes five-flower'd, panicle diffufe, culm fnrub- 



phragmitis. 3. A. calyxes five-flower'd, panicle loofe. hedge,, T..R. 



epigeios. 4. A. calyxes one-flower'd, panicle erect, leaves fmooth £.B. 



underneath. land. 



Calomagrqfth.5. A. calyxes one-flower'd pqlifh'd, corols woolly, culm -E.B- 



branchy. Vy. e/a*>. i9&. 

 arenarla. 6. A. calyxes one-flower'd, leaves involute dagger-pun- H.B. 



gent. /and. 



94. ARISTIDA. CaL 2-valved, Cor, one-valved : 



awns three terminal. 



adfcenfionis. I. A. panicle branchy, fpikes fcatter'd. afcenjion. 



americana, 2. A. branches of the panicle fimpleft, fpikes alternate. 



a meric an. 

 plumofa. 3. A. panicled, intermediate awn longer woolly, culms 

 villous. plumy, 



arundinacea* A. panicled, intermediate awn longer polifh'd. reed, 

 gigantea* A, panicle elongated effufe one-r.mk'd, calyxes one- 



flower'd, corol-awns fubequJ ftraight. 5. 



giant. 

 O ' A, 



