DECAND. PENTAGYN. 141 



Hivrd as it may be to define, in the specific character, tlie marks that 

 shall distinguish this from the last, no difficulty will arise when its 

 larger size (3 — 4 inches in height) audits bright yellow flowers are 

 taken into consideration. \'ery biting when chewed, and hence 

 called Ifall-pepper. 



7. S. rejlexum {yellow Stone-crop), leaves scattered subulate 

 fleshy produced at the base, flowers subcvmose. Ligktf.p. 23-1. 

 £. 5. /. 60,3. 



On walls, roots of houses and thatched buildings, but rare. In a vil- 

 lage going from Edinb. to Lord March's, Dr. Parsons. Walls 

 about Craigcrook, Edinb., Maugh. Ruins of Craignethan castle> 

 Glasg., Hopk. Wall at Corstorphine hill, Edinb., Mr. GrevUle. 

 Fl. July. 11 . 



Sterile branches with thickly placed leaves, often refiexed. Flowering 

 stem G — 8 inches high. Ci/77ie large, yellow. Flowers numerous, 

 often of (i pe^aAv and 12 stam. — ^'ery similar to this plant are the 

 three species of Smith, S. glaucum, riipestre and Fursterkinum. 



17. OXALIS. 

 i. O.Acetosclla{lPood-sorrel),\ea\'vs all fadical ternate inversely 



heart-shaped hairy, scape single-nowcred, root sipiamose. 



Lighff. p. 237. E. B. t. 762. 

 Hab. Woods and hedge -banks, frequent. Fl. Mav. If . 

 Leaf-stalks long s.ud slender, reddish. Leaves drooping at night. 



Scape with 2 scaly bracteas. Flower handsome, drooping, white, 



with purplish veins. The leaves ha\e a very agreeal^le iicid flavour. 

 2. O. corniadala [yellow proc?iml/ejit /Food- sorrel), stem 



branched spreading, flowers single or subumbellate shorter than 



the petioles, leaves ternate obcordate pubescent. E.B.t. 1726. 

 Hab. Kear Stirling, Dr. Buchanan in E. B. Old wall between the 



Avon and Barncluith, Hopk. Fl. the summer tlu-ough. O . 

 Six to eight inches tall. Flowers small, yellow, single or two together 



upon pedicels, with two minute bracteas at their base. Caps, large, 



oblong. Seeds with a very elastic arillus. — This is a perfect weed 



in many gardens in Devonshire. 



18. AGROSTEMMA. 



1. A. Gilhago {Cor?i Cockle) hair}^, cal. much longer than the 

 cor., petals entire destitute of a crown. Light/, p. 238. E. B. 



H.\.B. Corn-fields, too frequent. F/. June, July. ©. 

 Two feet high, branched, erect, ieazv.s- linear-lanceolate. Cal. rib- 

 bed, its segments very long. Flower large, purple. 



19. LYCHNIS. 



1. L. Flos CucuU {Meadow Lychnis or ragged RoM?}), flowers 

 loosely panieled, petals 4-cleft, capsule roundish 1-celled. 

 Lightf. p. 139. E. B. t. 573. 



Hab. Moist meadows and pastures, frequent. Fl. June, 1/ . 



One to two feet high, reddish green, clamniv above. Leaves lanceo- 

 late, Cal. and/oii'ersf«;/fi' reddish purple. Pe<«/i- rose coloured. 



