DIGYNIA. 



F. Nectary inflated; with 2 or 3 teeth: Summits 

 3, rarely 2 : Seed J, within the nectary. 



TY'PHA. Catkin cylindrical : Bloss. none. 



M. Calyx indistinct, 3 -leaved. 

 F. Ca/ Am under the male flowers : CaL soft hairs : 

 Seed I, sitting on the hair-like down. 



SPARGA'NIUM. Catkin roundish : Cal. 3 leaves : Bloss. 



none. 



F. Summit 2-cleft: Drupa juiceless, with 1 or 

 2 seeds. 



[Juncus conglomeratic and effusus. Salix triandra.] 



CJ 



DIGYNIA. 



(1) Grasses. Flowers scattered; I in each calyx. 



PA'NICUM. CaL 2 valves, 2 -flowered: 1 floret male, 



and 1 hermaphrodite. 



ALOPECU'RUS. CaL 2 valves : Bloss. 1 valve, undi- 

 vided at the end : Nectary none. 



PHLEGM. CaL 2 valves; lopped, dagger- pointed, sit- 

 ting. 



PHA'LARIS. CaL 2 valves, keeled, equal, including 



the blossom. 



MI'LIUM. CaL 2 valves; valves bellying, rather un- 

 equal; larger than the blossom. 



CALAMAGROSTIS. CaL 2 valves, nearly equal : Bloss. 



with hairs at the base. Gmelin". 



AGRO'STIS. CaL 2 valves; valves acute, shorter than 



the blossom ; (In all the English species longer.) 



DAC'TYLIS. CaL 2 valves : valves concave, keeled. 



STI'PA. CaL 2 valves: Bless. 2 valves; outer valve end- 

 ing in an extremely long awn, jointed at its base. 



LAGU'RUS. CaL 2-valved, woolly: Bloss. with 2 ter- 

 minating awns, and another fixed to the back. 



[Scirpus palustris ; and fluitans. Schoenus compressus. 

 Alopecurus monspeliensis and paniceus.] 



(2) Grasses. Flowers scattered; 2 in each calyx. 

 HOL'CUS. Flowers, hermaphrodite and male : CaL husk 



2 valves, with 1 to 3 florets. 



M. Bloss. awned. 



F. Bloss. aw nl ess : Seed 1 . 



