EBIoraOETJM, 375 



8. Eeioph'oettk Linn. Cotton-grass. 

 • Bristles 4 — 6, at length erispefl. Spike solitaiy. 



1. E. alpintim (L.) ; at. triquetrous rough, 1. very short, spLke 

 oblong.— £. B. 311 (eicl. the leafy ahootj. R. yiii. 288. St. 10, 

 — A slender elegant plant. — Moss of Restenet, Forfar (but now 

 lost through drainage). Durness, Sutherlandshire. By Gurth- 

 avabra Lake, Millstreet, Cork. P. VI. S. I. 



** Bristles verymany, not trisped. — ^ Spike solitaiy. 



2. E. vaginatum, (L.) ; ceespitoBe, st. triangular above round 

 below, spike oblong, nut obovate, 1. loiig setaceous triquetrous- 

 channelled, upper sheath inflated leafless. — JE. B. 87.3. JR. yiiL 

 289. — Bogs and moors. P. V. Sare's-taU Cotton-grass, E. S, I. 



[E. capitatum (Sm.) ; " st. entirely round with a swelling 

 sheath, spike roundish, glumes membranous. ' ' — E. B. 2.387. — Ben 

 Lawers, near almost perpetual snow. Mr. G. Eon. Mr. Don's 

 authentic specimen (Herb. Hook.) resembles E, capitatum, but 

 the upper part of its St. is triangular. P, VIII.] S. 



tt Spikes more than one. 



3. E. polystachion (L.) ; st, neariy rotmd, peduncles smooth, 1. 

 linear channelled their upper half triamgular, nut elliptic-acu- 

 minate or obovate triquetrous.-^.^., B. 564 B. viii. 291. — ^About 

 a foot high and rather slender. L. ' triangxilar through more 

 than half their length. Bristles 3 or 4 times as long as the 

 spikes. — ^. minus; st. and 1. very slender. E. gracile Sm., E. B. 

 2402 (not Koch). An alpine form has but onf neai-Iy sessile 

 spike. E. capitatum Don 't — y. elatius (Koch) ; st. strong taU, 

 1, 2 — 3 lines broad the triangular part commencing above the 

 middle. E. polystachion Smi — -^ogs. /3. in mountainous di- 

 stricts. P. V. VI, Comnum Cotton-grass, , E. S. I. 



i 4. E. latifdliKm (Sioppe); St. triqueteous in its upper half, 

 peSuncles asperous, 1. linear nearly flat contracted above the 

 middle into a triangular point, nut pyrifdrrh triquetrous. — B. 

 viii. 292. E.puhescens Sm.,^. B. S. 2633. E. polystachion 

 E. B. 563. — A slender plant, 12—18 in. high. L. ab'odt2 lines 

 broad ; triquetrous point short. Several of the elegant spikes 

 upon longish stalks which are not downy but asperous. .Bjaslies 

 2 or 3 times as long as the spikes. — Bogs, rather rare. P. \. VI. 



, E. S. L 



5, E. graAile (Koch) ; st. aubtriquetrous, peduncles dovmyyl. 

 narrowly linear triquetrous, nut oMkm^-linear triquetrous. — 

 E. B. S. 2886. B. yii, 290. E. triquetrum Hoppe, St. 10. 2.— 

 A tall slender plant. Spikes about 4,. most of them on dovray 



