TRIANDRIA.— DIGYNIA. 



cylindrical ; glumes a little connate at the base ; 



hairy on the back and margin ; corolla truncate ; 



styles free 

 HAB. Wet meadows. June, il . Root creeping; 



culm IB in. high, rooting below ; awn as long again 



as the corolla. 

 .3. aristulatus : awn scarcely exserted. 

 HAB. Wet meadows. June. 



61. PHLEUxM. Cat's-tail grass. 

 P. pratense: spike cylindric, calyx mucronate-awned ; 



keel ciliate ; awn shorter than the calyx ; culm 



erect. 

 HAB. Fields and pastures. June — Aug. l|. . Culm 



2 — 3 ft. high; leav. glauc, smooth ; anth. purp. 



62. CYNODON. Bermuda-grass. 



C. dactylon: culm creeping ; spikes digitate, (4 — 5,) 

 spreading ; keel of the calyx scabrous ; leaves hairy 

 on the margin and towards the base ; sheaths hairy. 



HAB. Sandy soils. Aug. U . Root long, creeping , 

 culm stolonif. ; leav. subdistich. ; spik. slender. 



63. GYMNOPOGON. 



G. racemosum. 



HAB. Sandy fields. Aug. «. . Culm 1— 2 ft. high 



assur gent, leafy ; leav. ovate-Ian., spreading, distich. : 



pan. large, pyram. ; Jl. oppress., sess. 



64. PHALARIS. Canary-grass. 



P. americana : panicle oblong, spiked ; glumes boat- 

 shaped, serrulate ; corolla unequal ; rudiments hairy. 



HAB. Bog-meadows. July. lj. . Culm 2 — 5 ft. high, 

 terete ; leaves broad-linear ; pan. a little spreading 

 when old. 



P. canariensis : panicle subspiked, ovate ; calyx boat- 

 shaped, entire at the apex ; rudiments smooth. 



HAB. Pastures. July.©. 18 m. high; sheaths in- 

 flated. 



. ANTHOXANTHUM. Sweet-scented vernal-grass. 



A. odoratum: spike ovate- oblong ; flowers pubes- 

 cent, subpeduncled, shorter than their awn=. 



