242 GRAMINEAE. VOL. I. 



10. Eragrostis curtipedicellata Buckley. Short-stalked Love-grass. Fig. 581. 



Eragrostis curtipedicellata Buckley, Proc. Aca'd. Phila. 

 1862 : 97. 1862. 



Culms 6'-3 tall, erect, rigid, simple, smooth and 

 glabrous. Sheaths overlapping, smooth, pilose at the 

 summit ; ligule a ring of short hairs ; blades 2'-8' long, 

 i "-2" wide, smooth beneath, scabrous above; panicle 

 4'-: 2' in length, the branches widely spreading, \\'-$ 

 long; spikelets 5-12-flowered, i'-$" long, on pedicels 

 of less than their own length ; scales acute, the empty 

 ones somewhat unequal, the flowering ones about f" 

 long, scabrous on the midnerve, their lateral nerves 

 prominent. 



Prairies, Kansas to Texas. Aug.-Sept. 



ii. Eragrostis trichodes (Xutt.) Nash. Hair-like Love-grass. Fig. 582 



Poa trichodes Nutt. Trans. Am. Phil. Soc. (II.) 5 : 146. 



1833-37. 



Eragrostis tenuis A. Gray, Man. Ed. 2, 564, in part. 1856. 

 E. trichodes Nash, Bull. Torr. Club 22: 465. 1895. 



Culms 2-4 tall, erect, simple, smooth and glabrous. 

 Sheaths overlapping, smooth, pilose at the throat ; 

 ligule a ring of very short hairs ; blades 6' -28' long, 

 i "-2" wide, smooth beneath, slightly scabrous above, 

 attenuate into a long slender tip ; panicle g'-26' in 

 length, narrow and elongated, the branches erect or 

 ascending, capillary, subdividing, somewhat flexuous, 

 3'-/' long; lower axils sometimes bearded; spikelets 

 usually pale, 3-io-flowered, 2'-4?" long ; lower scales 

 very acute, about equal ; flowering scales acute, the 

 lower ones ii"-i$" long, their lateral nerves manifest. 



In dry sandy soil, Illinois to Nebraska, south to Texas. 

 Blow-out-grass. Aug.-Sept. 



12. Eragrostis secundiflora Presl. Clustered Love-grass. Fig. 583. 



Poa intcrrupta Nutt. Trans. Am. Phil. Soc. (II.) 5: 146. 

 1833-37. Not Lam. 1791. 



Eragrostis secundiflora Presl, Rel. Haenk. i : 276. 1830. 

 Eragrostis o.rylepis Torr. Marcy's Report^ 269. 1854. 



Smooth and glabrous, culms 6'~3 tall, erect, simple. 

 Sheaths shorter than the internodes ; ligule a ring of 

 hairs; blades 2' -12' long, i"-2" wide; panicle i*'-6' 

 in length, the branches -i long, erect or ascend- 

 ing; spikelets crowded or clustered, sessile or nearly so, 

 strongly flattened, 8-4O-flowered, 3"-io" long, \"-2\" 

 wide; lower scales acute, about equal; flowering scales 

 \\"-\y long, acute, usually purple-bordered, the lateral 

 nerves prominent. 



In dry soil, Kansas and Colorado, south to Texas and 

 Florida. Aug.-Sept. 



