TRIANDRIA. DlGYNlA. BrOlTlUS. 



IO3. 



E=3. 



jR&. 



X3 



figens. 18. B. panicle fpiked : fpikelets. fubfefftle ere£r. pubefcent 

 chiefly four-flower'd. fiijfening. 



racemofus. 13. B. raceme moftfimple, peduncles one-flower'd, Row- 

 ers fix-flower'd polifh'd awn'd. racemed. 

 triflorus. 16. B. panicle expanding, flowers chiefly three-flower'd. 

 Oeei. ofp>^ . <i'*c ? three- flower' 'd. 

 madritenfls. 9. B. panicle thinner erecVexpanded, fpikelets linear : 

 the intermediate ones double, pedicels thickr 

 ened above. madr.id. 

 ra?nojus. 20. B. culm moil branchy, fpikelets fefille, leaves invo- 

 lute-awl'd. ^W.^> **/■ ■< ? '■/■ ■■■>, •■.■■:/. ». a. branchy. 

 pihnatUs. 14. B. culm undivided, fpikelets alternate fubfeifile co- 

 lumnar fomewhat awn'd. (v.y.v,>.,,. i6a ■ feather* d.Vdia y,/^. 

 crifiatus. 15. B. fpikelets two-rankwife imbricated feflile deprefs'd. -p ~R 



crejied. * "° 

 dijlachyos. 17. B. fpikes two erecl: alternate, tivo-fpiked. 



flipoides, B. panicle eredtifh, peduncles fword-form. flipa- 



like. 



90. STIPA. 



pennata. 1. S. 



juncea. 3. S. 



capillata. 1. S. 



Ar'ijlella. S. 



f pic at a. S. 



tenacijjima. 4. S. 



avenacca. 5. S. 

 membranacea.b. S, 



argnens. 7. S. 



fpinifex. 8. S. 



Cal. 2-valved, one-flower'd. Cor. exte- 

 rior valve with a terminal awn : bafe 

 jointed. Jfeo //,<..?■ -i/>- a/*;. . 



awns woolly. feathered. 



awn naked ftraight, calyxes longer than the feed 

 polifh'd within. rnjl). 



awns naked curvated, calyxes longer than the iced, 

 leaves pubefcent within. hairy» 



awns naked ftraight fcarccly twice as long as the 

 calyx. . aivnlet. 



awns half-naked, flowers fpiked. S. fpiked. 



awnshairy atthe bafe, panicle fpiked, leaves thread- 

 form, moji ienaceous. 



awns naked, calyxes equalling the feed. oat. 



pedicels dilated membranous, membranous. 



awns naked, bra6r.es bearded at the bafe, florets 

 feflile-fafcicled. creeking. 



florets awnlefs, bracles of the heads fafcicled great- 

 eft dagger'd. thorn-making. 



EX. 



91 



AVKNA 



