CAREX, 361 
TTt St. leafy at base; sheaths not webbed. L. ultimately invo- 
lute. Gi. narrower than fruit. 
33. C. aquatilis (Wahl.); spikes erect, barren 1 or more, fer- 
tile 3 or 4 elongated narrowed below lower ones stalked, bracts 
leaflike erect overtopping the stem, jr. elliptical lenticular without 
nerves broader than the gl., nut oblong narrowed below with a 
short slender beak, st. trigonous smooth.— E. B. S. 2758.—Tufted 
(stoloniferous Fries). St. 1—4 ft. high, with convex faces and 
obtuse angles. Spikes rather distant. Gl. usually short, always 
much narrower than the yellowish green fr., reddish-purple with 
a pale midrib.—Alpine table-lands of the Clova mountains and 
in the valley by the bridge at Clova. P. VII. s. 
34. C. vulgaris (Fries); spikes erect, barren 1 or 2, fertile 
3—4 subsessile cylindrical, bracts with short auricles leaflike, 
fr. elliptical plane-convex with many nerves below and a short 
entire beak, nut roundish very blunt, st. acutely triangular rough 
towards the top.— C. cespitosa Sm., E. B.1507. C. Goodenovii 
Gay.—St. about a foot high. L. slender, not keeled. Bracts 
without sheaths. Spikes near together, short. Gl. blunt, shorter 
than fr., purple; keel slender, pale green. Fr. greenish or with 
apurple tinge. Nut rather broader than long.—Marshes. P. V. VI. 
35. C. Gibsoni (Bab.); spikes erect, barren 1, fertile 2—4 
oblong narrowed downwards slightly stalked, bracts with short 
auricles leaflike, fr. lanceolate acute with many nerves not 
reaching the summit, nut broadly obovate very blunt with a short 
thick beak, st. acutely triangular or triquetrous rough towards 
the top.—A. N. H. x1. t.5.—Creeping. St. 6—8 in. high. L. 
flat, not keeled ; sheaths not filamentous, lowest leafless. Lowest 
bract long. Spikes lax below. Glumes } shorter than the fr., 
oblong, blunt, purplish-brown with a broad green band up the 
midrib ; on the barren spike paler, obovate-lanceolate. Perigone 
nearly twice as long as the nut, gradually narrowed from below 
the middle to the top. Nut rather broader than long.— Nearly 
allied, I think, to C. vulgaris rather than C. acuta.—Hebden 
Bridge, Yorkshire; said to be now lost by drainage. Mr. S. 
Gibson. P. VI. E. 
*** Terminal spike barren. Stigmas 2. Fr. with a short 
2-toothed beak. 
36. C. pulla (Good.) ; barren spikes | (rarely 2), fertile 1 or 2 
roundish-ovate lower one stalked bracteated sheathless erect, fr. 
ovate nerveless inflated, beak short, nut roundish mucronate, 
1. bluntish.—E. B. 2045. Schk. Ce. 88.—St. 6—8 in. high. 
1. dark purple, tipped with white, midrib dark purple. Fr. 
dark purple paler at the base, longer than the gl., stalked — 
This is the C. saxatilis (Linn. Herb.), but Swedish botanists con- 
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