269 



Fig. 565. Dupontia psilosantha Kiipr. Flor. Samaj. Cisnral. 

 05, t. 6. 1845. {(iraplu pliorum finhcrl puiJosaiitJimii A. Gray.) 

 Slender Dupontia. A slender, erect, glabrous perennial 2 to 4 

 dm. liigli, from a creeping rootstock, Avitli Hat, attenuate-pointed 

 leaves and contracted or, in authesis, si)reading jjanicles 7 to 111 

 cm. long. Spikelets 2- to 3-(lo\vered, to 7 lum. long, with broad 

 and usually obtuse empty glumes {a) and obovate, obtuse, gla- 

 brous llowering glumes. Xowfoundlaiid, Hndsoiis I'ay to Alas]<a. 

 [Arctic-.Sibeiia.J August, Sei>teuiber. 



