^18 



CVI. CYPERACE^. 



l^Cd} 



'ex. 



. 56. C pri^'eox Jacq. {vernal C.) ; barren spikelets solitary, 

 fertile 1 — ^3 oblong approximate sessile or on a peduncle the 

 length of the sheath, lowermost sheath short (scarcely any), 

 lower bracteas leafy short, glumes broadly ovate acuminate, 

 fruit downy obovate-oblong scarcely acuminate truncate at the 

 point trigonous the sides nearly flat, root creeping. E. B. t. 



1099. 



Stems 3 inches to a foot 



If., 4, 5. — Root somewhat creeping, 

 Stems 4 — 7 inches high. Leaves narrow. Fruit densely 



' Dry pastures and heaths. 1/.. 4,5. 

 high. Leaves short, rather broad. Lower bracteas small, but leafy ; 

 upper ones very minute. Achenes obovate-oblong, trigonous, with 

 nearly flat sides. The numerous yellow anthers are conspicuous at 

 an early season of the year. 



- 57. C. collina Willd. (mountain C) ; barren spikelets solitary 

 quite sessile with obtuse or retuse glumes, fertile 1 — 3 roundish 

 approximate sessile, sheaths short membranaceous lowermost 

 with usually a subulate bractea, glumes broadly ovate usually 

 emarginate mucronate, fruit very downy obovate-oblong trigo- 

 nous the sides nearly flat, beak very short notched, root tufted 

 fibrous. C. montana Schk : E. £. S. t. 2924. C. pubescens 

 Gaud. 



In a field by the roadside towards Eridge, about a mile south of 

 Tunbridge Wells, Sussex; Limestone Wood, between Tintern and 

 "S. Aryans about 4 m. from Chepstow, Monmouthshire ; near Pen- 

 moyle rocks, Gloucestershire, 



but tufted. 



pubescent, almost hairy, whitish, the beak with a dark purple margin 

 at its mouth. Achene obovate-oblong, triangular, with a stout tri- 

 gonous beak that projects beyond the mouth of the pevigyniunu 

 Smith has shown (E. Fl. iv. p. 113.) that C. montana L. is the same 

 as C piluUfera; and the name having been applied to several other 

 species, it is preferable to adopt that given by Willdenow. 



58. C pilulifera L. (round-headed C); barren spikelets 

 Solitary with acute glumes, fertile 1 — 3 roundish approxi- 

 mate sessile, sheaths none, lowermost bractea subulate scarcely 

 foliaceous, glumes broadly ovate mostly acuminate, fruit downy 

 obovate-globose with 2 principal opposite ribs the sides rounded, 

 beak short bifid, root tufted fibrous. E. B. t. 885. C. mon- 

 tana i. C. fillformis FL Dan. t. 1048. 



Moory ground, frequent. 2]L. 6. — Stems varying much in height, 

 from 6 — 12 inches, slender, Achene subglobose, acuminate at the 

 isase, pointed with the stout base of the style which seldom projects 

 beyond the mouth of the perigynium, 



. 59. C. tomentosa L. (larger downy -fruited C); glabrous, 

 barren spikelets solitary with ovate-lanceolate glumes, fertile 

 1 — 2 somewhat approximate nearly sessile shortly cylindrical 

 gbtuse, sheaths scarcely any, lowermost bractea foliaceous, 

 glumes broadly ovate acute, fruit densely downy obovate sub- 



'H 



