74 PENTANDRIA HEXAGYNIA. 



boiled with milk, were formerly highly prized in Orkney, 

 as a remedy in pulmonary consumption. 



2. S. limonium, stalks panicled, round; spikes level-topped; 

 flowers fine blue ; leaves elliptic-oblong* single-ribbed, smooth, 

 with a small point. Sea Lavender. 



Hab. St Cuthbert's, Holy Island, plentiful, Thomp. 

 Aug. If 



111. LINUM. 



1. L. catharticum, leaves opposite, obovate-lariceolate ; stem 

 slender, dichotomous above ; flowers gracefully drooping before 

 expansion, white, small ; the petals acute. Purgmg-flax. 

 Hab. Dry pastures, common. June, July. 



" Two ounces of this plant, infused in a pint of water, forms 

 an infusion, which we frequently administer to delicate 

 subjects as a valuable indigenous tonic purgative. A 

 wine-glassful, taken twice a-day, generally succeeds in 

 keeping the bowels in a soluble condition." Medical Bo- 

 tarvy. 



VI. HEXAGYNIA. 

 112. DROSERA. 



1. D. rotundi/olia, leaves depressed, nearly orbicular, covered 

 with red glandular hairs, on hairy footstalks ; flower-stalks radi- 

 cal, racemose ; flowers white, unilateral. Round-leaved Sun-dew, 



Hab. Turfy bogs on moors. Lamberton Moor, Haiden 

 Dean, &c. July, Aug. If 



The leaves, when irritated on the upper surface by an in- 

 sect settling on them, or any similar cause, immediately 

 fold themselves up, and entrap their prey. I have not 

 witnessed this curious phenomenon ; but the facts detailed 

 by Dr WITHERING satisfactorily prove its existence, 

 though probably the plant may possess the capability of 

 doing so only at particular hours, or in the height of its 

 vigour. 



