CAP.EX. 
459 
plane-convex tapering deeply bifid serrulate above the middle, 
nut obovoid with a beak, t/l. 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. remdta (L.) ; spikelets several all simple upper ones 
crowdedlowerdistantjfr. ovoid-acuminate plane-convexnotched 
at the end serrulate above, nut ovoid with a beak, gl. shorter 
than the fr., root tufted, bracts long.— ^. U. 832. Schk. E. 23. 
H. a. 33. B. 212. — St. 1 — 2 feet high, trigonous. Rachis with 
2 rough angles in its upper part. Gl. oblong, membranous, 
greenish white ; fnidrib smooth, usually Tiot 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. 
%XX Ccespitose. Bracts not leajlike. Spikes contiguous c/r 
slightly distant. 
t Spikes and leaves glaucous or dusky. 
20. C. echindta (ilurr.) ; spikelets about 4 globose rather dis- 
tant, fr. divergent broadly ovoid acuminate plane-convex stri- 
ate, beak bifid with serrate edges, mit ovoid abruptly narrowed 
bglow, gl. shorter than the fruit.— ^. B. 806. Schk. C. 14. H. 
a. 28. R. 214. C. stellulata (Good.).— St. 6—12 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 
(Sclik.)is an alpine form with darker brown gl. and conspicuouB 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. — £. B. 1920. Schk. E. 
25. H. a. 32. R. 218.— St. 1—2 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. I. 
