SYNGENESIA P. JEQUALIS. 173 



lowers open at the rising of the sun, and close again be- 

 tween nine and ten o'clock in the morning, so that they 

 are seldom seen expanded. The roots " boyled in water 

 until they be tender, and buttered as parseneps and carrots, 

 are a most pleasant and wholesome meate, in delicate 

 taste farre surpassing either parsenep or carrot ; which 

 meate procures appetite, war met h the stomacke, prevail- 

 eth greatly in consumptions, and strengthneth those that 

 have been sicke of a long lingring disease." -GERARD E. 



229. PICRIS. 



1. P. echioides, herb very bristly ; leaves wavy ; outer calyx of 

 5 broad heart-shaped scales ; flowers golden yellow ; down stalk, 

 ed. Bristly Ox-tonyue. 



Hab. By the Pier-road near the Limekiln, Thomp. Pro. 

 bably its most northern station, as it has not yet found 

 a place in the Scottish Flora. July. 



230. SONCHUS. 



1 . S. arvensis, root creeping ; stem 3 or 4 feet high ; leaves 

 runcinate, finely toothed, heart-shaped at the base ; flower-stalks 

 and catyx bristly, somewhat umbellate; flowers large, yellow. 

 Corn Sow-thistle. 



Hab. Corn fields, common. Aug. 7/ 



.5. S. oleraceus, leaves runcinate, toothed ; flower-stalks cot- 

 tony ; calyx smooth ; flowers pale yellow, rather small. Com- 

 mon Sow -thistle. 



Hab. Waste grounds. July Sept. 



231. LACTUCA. 



1 . L. virosa, leaves horizontal, finely toothed, the ke el prickly 

 Strong-scented Lettuce. 



Hab. Near Twizel Castle ; lane west of Old Ladykirk, 

 Mr W. Baird. Banks of the Tweed from the Chain, 

 bridge to Norham, most abundant. Ayton road, near 

 the six-mile stone. Twizel Toll. Aug. Sept. <J 



Root tapering. Stem from 4 to 8 feet high, round, reddish- 

 purple, prickly before flowering, but afterwards nearly 



