M0N0EC1 A.— TRIANDRIA. 34 1 



■ * * * * Staminiferous and pistilliferous spikes distinct. 



t Staminiferous spike solitary. 



2. With 2 stigmas. 



43. C.novce anglice: sterile spike on a short pedun- 

 cle ; fertile 2 — 3, sessile, ovate, few-flowered, 

 rather remote ; fruit oval-subtriquetrous, rostrate, 

 minutely pubescent, longer than the ovate-mucro- 

 nate glume ; culm slender, subdecumbent. 

 IIAB. High mountains. Culm 6 — 8 in. high; leav. 

 sm. ; spik. mostly 4-Jl., lowest dist. 



41. C. aurea : fertile spikes mostly 3, oblong, loose- 

 flowered, subpendulous, rather approximate, 

 lower ones pedunculate ; fruit obovate or pyri- 

 form, obtuse, nerved, entire at the orifice, longer 

 than the ovate acute glume. 

 IIAB. Wet rocks. May— June. Culm 3— 10 in. 

 high, subprocum. ; fruit dark orange. 



2. With 3 stigmas. 



Pistilliferous spikes sessile, or with the peduncles in- 

 closed. 



15. C. varia : fertile spikes 2—3, approximate, few- 

 flowered, ovate, subsessile ; sterile spike sessile, 

 (or on a short peduncle ;) fruit subglobose, acu- 

 minate, bifid, obtusely triangular, hispidly pubes- 

 cent, as long as the ovate acuminate glume. 



KAB. Rocky woods. April. Culm 8 — 12 in. 

 highffilif. ; fr. ventricose. 



16. C. marginata : sterile spike pedunculate; fertile 

 spikes mostly 2, approximate, subglobose, sub- 

 sessile ; fiuit globose, woolly, bidenlate, longer 

 than the ovate-oblong glume. 



IIAB. Dry woods. April. Culm G — 12. in. high; 

 sttrile spike subtrigon. ; glume margined. 

 i~. Cvestita: sterile spike mostly solitary (rarely 

 geminate, with the upper one elongate,) peduncu- 

 late, cylindrical-oblong ; fertile 2, ovate-oblong, 

 6essile, subapproximate, sometimes sterile at 

 the summit ; fruit ovate, subtriquetrous, nerved, 

 with a short rostrum, pubescent, rather longer 

 than the ovate mucronate glume. 

 Ff2 



