160 76. ORCHIDACEyE. 



clasping the stem. Fl. in a one-sided raceme, upper bracteas 

 shorter than the half-drooping fls.; lower ones longer. Cor. 

 yellowish and green, with a dingy purple marking. Ovary 

 straight, stalk twisted. 



Frequent. In woods. (B) P. 78. Eastfield and Stonelaw woods; on the 

 "banks of a small stream a little south of Bothwell bridge; Dougalston; 

 " Netherton braes," Dr. Ross ; wood on the east of Gourock, &c. 



2. E. GRANDIFLOKA, Sm. Large White Helleborine. Stem 

 12 18 in. high. Le. ovate or ovato-lanceolate. Fls. erect, in a 

 loose spike or raceme. Bracts longer than the ovary, lower leaf- 

 like. Sep. erect, obtuse. Cor. white or cream-coloured. Lip 

 with the upper lobe recurved. Ovary twisted. 



Very rare. Of this I know nothing, never having seen fresh specimens. " At 

 Loch Eanza, Arran," Light. (E) P. 56. 



3. E. ENSIFOLIA, Sw. Narrow-leaved White Helleborine. 

 Stem 12 in. high. Le. nearly distichous, lanceolate, upper ones 

 narrower. Bracts much shorter than the ovary. Sep. erect, 

 narrow, pointed. Fls. erect, white. Lip small, obtuse, or 

 slightly pointed, with a yellow spot inside. 



Rare. Mountainous woods; near Invercloy and Whiting bay, Arran. (E) 

 P. 56. 



3. LfSTERA. Twayblade. 



1. L. OVATA, Br. Common Twayblade. Stem 12 18 in. 

 high. Le. 2 opposite on the stem, broadly ovate, 2 4 in. long. 

 Eaceme long and slender. Flowers rather distant, yellowish 

 green. Lip long, narrow, bifid, Bracts short. 



Frequent. Pastures and woods. (B) P. 57. Paisley Canal bank ; wood on 

 the banks of St. Germans Loch ; Gourock to Arran. 



2. L. CORDATA, Br. Heart-leaved- Twayblade. Stem 4 Sin. 

 high (the former in miniature). Le. 2, opposite on the stem, 

 cordate, | of an inch long. Raceme short, lax. Fl. greenish 

 brown. Lip linear, 2-cleft, segments long and narrow. 



Frequent. Mountain moors. (S) P. 68. In a wood on the east side of 

 Gourock, and on the hills; Bute; Cumbrae and Arran. 



4. NE^TTIA. Bird's-Nest. 



INT. NiDUS-A'vis, L. Root consisting of many thick clustered 

 fibres. Stem 8 12 in. high. Le. none, scales loose, sheathing, 

 pale brown. Spike dense, many-flowered. Fl. dingy brown. Lip 

 linear-oblong, deeply cleft in 2 diverging lobes. 



Rare. Shady woods. (B) P. 5 6. " Calderwood glen," Dr. Ross. Below the 

 Cloch lighthouse. " Cartlane crags," Mr. Dunlop. 



5. ORCHIS. Orchis. 



A. Root-knobs, 2 undivided. Bracts 1 -veined. 

 1. O- MASCULA, L. Early Purple-Orchis. Stem 8 12 in. 



