PAXICK.E. 119 



:}: 50^ (1S!»4). 1\ timalc (iuss. FI. Sic. IVod. I : S-> (IS-Ja). "A 

 form witli luirpli" zoiiato lenvi's." (irisb. Cullivatcd. 



'li. P. Schiedeanum Tiiii. ex Stoud. ^■olu. Ed. ,.', "Z-.'liV:* (1S41). 

 1\ /'rijiif/ci Vasey. iiu'd. 



Auparontly |K'reiiniaI ; dilTusely braiichiiiif near llic ba.sc, alioiit 

 20 (Mil. liijrli. Slicatlis smooth : lijrulc a ciliato ring; blades flat, 

 seabroiis above, lanceolate. 'I-'.] cm. loiifj;. raiiicle about 4 cm. 

 long, eoiisistiiig of :>-.") secund spikes 1-x* cm. long, with a scabrous. 

 tri(|uctr<)us or llatteiied wavy axis. Spikeli'ts crowded, single. 4.5 

 mm. long, ovate-lanceolate, eacli very short |)e(licel bearing a bristle 

 4-G cm. long: tirst glume broad-oval, thin. ;)-nerved. l..')mm. long, 

 second ovate, siiltaciite. 11-iierved. 4 mm. long; iloral glume of the 

 lower staminate lloret Itiit very little longer. r)-nerved, upper lloret 

 pistillate, narrowly ovate, scaltrid, mueronate. '2.7 mm. long. 



^lexico (.lalisco). /*iiiti//r ■^4'.*:5. 



23. P. Crus-galli L. Sp. I'l. SC (Ko:}). 1?.\I!NVai!I»-(;h.\ss. 

 Opii swell IIS Cnis-iiiilli Dum. Obs. (irani. lielg. liJS (iJS'^o), 

 EehiiKicldiiii ('nis-t/ii//i Ueauv. Agrost. 5)5 (1S12). 



A coarse erect or decumbent aniiual, branching l)elo\v, oO-l'.'O 

 cm. high, i.eaf-blades lanceolate. lO-'-iO or niori' cm. long. .'>-!."» 

 mm. wide, margins rough, otherwise usually smooth ; ligule ol)so- 

 li'te. Spikes (h'lise, alternate, simple <>r compound. "^-S cm. long, 

 forming dense, secund panicles l(>-"^Ocni. long. Spikelets crowiled, 

 'i-',i together, subsessile in alternate rows along two sides of a rough, 

 tri(iuetrous rachis. Mat on oiu- side, ovoid, acute, stout, luiiry. :)-4 

 mm. long; first glume broad, triangular, half as long as the spike- 

 let, mueronate, ;J-nerved. second con<'ave. bi-oad-oval. acute. 7- 

 nerved, third shorter, o-iierved, fourth hyaline. "^*-iu'rved; floral 

 glume and palea smooth, acute or obtuse. 



\'ery variable in size; color green or ])uri)le. Widely distributed 

 in warm and tropical countries, it makes a very good forage-plant 

 when grown on rich, moist soil. 



Michigan. Farirel/ fov M. A. C. ; Montana. Amlvrson: Mexico, 

 /'(iliiicr 430, 4:U)a; New .Jersey, Iln'iifoii for V . S. Dept. Agricul. 

 58; New ^lexieo. ./o//r.s 4ri."'»: I(»wa. Ililchroi-k; Washington, Lakw. 



Var. hispidum (Muhl.) Torr. Fl. N. Y. 2 : 4:.'4 (1843). /*. 



