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DIGITARIA HUMIFUSA. 



PERSOON. SMITH. PARNELL. HOOKER AND ARNOTT. BABINGTON. 

 LINDLEY. DEAKIN. 



PLATE LXXIII. 



Syntherisma ylalrum, SCHRADER. 



Panicum " KOCH. GAUDTN. 



" " MACREIGHT. KUNTH. 



" humifasum, KUNTH. 



" sanguinale, POLLICH. 



ia filiformis, KOEL. 



The Glabrous Finger Grass. 



Digitaria From a finger. Humifasa Spreading on the ground. 



A RARE Grass, having no agricultural merits. Found on 

 sandy soil in Yorkshire, Norfolk, Suffolk, Surrey, and Sussex. 



A native also of France, Italy, Switzerland, Prussia, Holland, 

 and Belgium. 



Stem ascending, polished, striated, having four somewhat 

 broad, brief, flat leaves, with smooth striated sheaths; upper one 

 extending considerably beyond its leaf. Joints three. Inflor- 

 escence digitate, lengthy, linear, and from two to four-branched. 

 Spikelets oval, dorsally compressed, of two glumes and one 

 floret; glumes equal, hirsute, and five-ribbed; inner one deep 

 purple, the others only purplish. Floret of same length as 

 glumes reddish purple, of two almost equal palese, striated 

 and polished. Filaments three; anthers brief, violet-coloured, 

 and cloven at either extremity. Styles two, slender. Stigmas 



