HORDEAE 16.' 



6. Eleocharis acicularis (L.) R. and S. In wet soil in 



the mountains throughout the State. Not common. Upper 

 Sonoran and Transition Zones. 



4. STENOPHYLLUS Raf. 



Small annual herbs, mure or less grass like, about 6 inches 

 high or less, with basal leaves and umbellate or head-like flower- 

 clusters of small spikelets subtended by 1 to several bracts; 

 flowers perfect; g umes overlapping, perianth none; stamens 2 or 

 3; style swollen at the base and persistent as in Eleocharis; achene 

 3-angled or lenticular. 



Plants 3 to S inches tall. 1. S. capillaris. 



Plants usually about 1 inch high. 2. S. funckii. 



1. Stenopliyllus capillaris (L.) Britt. In wet soil beside 

 streams or seeps in the drier mountains of the southern part of the 

 State; in the Uppor Sonoran Zone. 



2. Stenophyllus funckii (Sleud.) Britt. A rare species, 

 known in New ^Mexico from a single collection in the Mogollon 

 Mountains. 



5 SCIRPUS L. RUSHES. 



Annual or perennial herbs, some small and grass-like, some tall 

 (4 or even 5 feet) with reduced basal leaves or sheaths; spikelets 

 cylindric or somewhat flattened with glumes spirally overlapping, 

 in terminal clusters, single, head-like or umbell-'^te, subtended by 

 1 to several bracts; flowers perfect; perianth of 1 to 6 slender 

 bristles (rarely none) : stamens 2 or 3 ; style not swollen at the base; 

 achene triangular or lenticular. 



Involucral bracts 1 or 2 or none. 

 'Spikelets solitary, terminal; involucral bracts 



none. 1. *. pauciflorut. 



Spikelets several, seemingly lateral; Involucral 

 bracts 1 or 2. 

 Culms terete; Involucral bracts 2, shorter 



than the subumbellate inflorescence. & *• oeeiatntahe. 



