CAREX. 459 



plane-convex tapering deeply bifid serrulate above the middle, 

 nut obovoid with a beak, gl. shorter than the fruit, root tufted, 

 lower bract as long* as or longer than the spike. E. B. 993. //. 

 a. 33. St 1 2 feet high, acutely triangular. Rachis straight, 

 with 3 rough angles. GL ovate membranous, brownish ; midrib 

 often rough, extending to the point. Divisions of the lower 

 spikelets crowded into the axils of the bracts. Bracts, except 

 the lowest, short. L. flat. Spikelets male at the base or at 

 both ends. [A hybrid between Sp. 11 or 12 & 19 ?] Marshes, rare. 

 P. VI. E. S. I. 



19. C. remota (L.); spikelets several all simple upper ones 

 crowded lower distant, fr. ovoid-acuminate plane-convex notched 

 at the end serrulate above, nut ovoid with a beak, gl. shorter 

 than the fr., root tufted, bracts long. E. B. 832. Schk. E. 23. 

 If. a. 33. R. 212. #. 12 feet high, trigonous. Rachis with 

 2 rough angles in its upper part. Gl. oblong, membranous, 

 greenish white ; midrib smooth, usually not reaching the point. 

 Several of the bracts long. L. channelled. Sometimes with a 

 thick rooting densely proliferous rhizome. C. tenella (Sm. not 

 Schkr.) is a starved form. Damp places. P. VI. E. S. I. 



Jtt C&spitose. Bracts not leajlike. Spikes contiguous or 

 slightly distant. 



t Spikes and leaves glaucous or dusky. 



20. C. echindta (Murr.) ; spikelets about 4 globose rather dis- 

 tant, fr. divergent broadly ovoid acuminate plane-convex stri- 

 ate, beak bifid with serrate edges, nut ovoid abruptly narrowed 

 below, gl. shorter than the fruit. E. B. 806. Schk. C. 14. H. 

 a. 28. R. 214. C. stellulata (Good.) ed. viii. St. 612 in. 

 high, triquetrous, nearly smooth. Lowermost spikelet often 

 with a short bract. Gl. ovate, membranous, reddish with a 

 green keel and white edges. Ripe fr. greenish, stellate. 

 [C. grypos (Schk.) is an alpine form with darker brown gl. and con- 

 spicuous narrow green keel.] Boggy places. P. V. VI. E. S. I. 



21. C. elongdta (L.) ; spikelets many oblong contiguous, fr. 

 patent oblong-acuminate plane-convex with many ribs on both 

 sides, beak almost entire with rough edges, nut linear-oblong 

 tapering below beak very short style persistent, gl. shorter than 

 the fruit, bracts none or one very short. E. B. 1920. Schk. E. 

 25. H. a. 32. R. 218. St. 12 feet high, triquetrous. Gl. 

 ovate, dark brown with a green keel and whitish edges, blunt, 

 sometimes apiculate. Upper spikelets crowded, lower lax but 

 not distant. Marshes, rare. P. VI. E. S. 1. 



x2 



