1152 rae CAREX. [CLASS XXI. ORDER II, 
Stamens on slender filaments, mostly three, fertile flowers in 
imbricated spikelets, perianth (formed of united scales) urceolate, 
and forming a persistent covering to the triquetrous nut. Styles 
two or three—Name of doubtful origin. 
Sect. 1. Spike solitary, terminating the stem. 
*« Stigmas two, spike dic«cious. 
1. C. dioi'ca, Linn. (Fig. 1386.) Creeping separate-headed Cares. 
Spike simple, terminal, solitary, the barren and fertile spikes on 
separate plants; fruit mostly ascending, ovate, acuminate, many 
ribbed, and rough on the margin towards the point; leaves and stem 
smooth; root creeping. 
Hnelish Botany, t. 548.—English Flora, vol. iv. p. 77.—Hooker, 
British Flora, ed 4. vol. i. p. 331—Lindley, Synopsis, p. 284. 
Root creeping, the whole plant slender, smooth. Stem ascending 
three to six inches high. Leaves slender, bristle-shaped, keeled, 
sheathed at the base, and with a thin obtuse auricle. Spike of 
barren flowers linear, the scales obtuse, brown, often jagged on the 
margin, fertile flowers in an ovate spike, its scales acutely pointed, 
fruit somewhat spreading, ovate, acutely pointed, the apex scarcely 
bifid, brown, striated, with numerous fine ribs, and roughish on the 
margin towards the point. 
Habitat—Spongy bogs; not uncommon. 
Perennial; flowering in May and June. 
2. CG. Davallia'na, Smith. (Fig. 1387.) Prickly separate headed 
Careaz. Spike simple, terminal, solitary ; the barren and fertile 
spikes on separate plants; fruit recurved, oblong lanceolate, slight, 
many ribbed, and rough on the margin towards the point ; leaves and 
stem rough ; root tufted, fibrous. 
English Botany, t. 2123.—English Flora, vol. iv. p. 79.—Hooker, 
British Flora, ed. 4. vol. i. p. 331—Lindley, Synopsis, p. 284. 
Root of numerous branched tufted fibres, the whole plant slender, 
roughish. Stem ascending, leafy, from six to twelve inches high. 
Leaves slender, bristle-shaped, sheathed at the base. Spike of barren 
flowers linear, the scales obtuse, brown, fertile flowers in an ovate 
spike, its scales acutely pointed, pale, and often jagged on the 
margin. Fruit spreading, becoming reflexed, oblong lanceolate, the 
beak long, slender, scarcely bifid at the apex, striated with numerous 
slender ribs, and rough on the margin towards the point. 
Habitat—Bogs in mountainous situations; less common than the 
last species. 
Perennial; flowering in May and June. 
This is distinguished from the last species by its being larger, its 
roots fibrous, not creeping, the almost lanceolate long beaked reflexed 
fruit, and the whole plant is more or less rough, especially the stem. 
