DECANDRIA— TRIGYNIA. Arenaria. Sll 



luxuriant state. By culture the stems become forked, bearing 3, 

 4 or 5 flowers. 



** Stlpulas membranous. 



8. A. rubra. Purple Sandwort. 



Leaveslinear, bristle-pointed. Stlpulas membranous, sheath- 

 ing. Seeds compressed, angular, roughish. 



A. rubra. Linn. Sp. PL 606. Willd. v. 2.721, a. FL Br. 4/9. 



Engl. Bot. V. 12. t. 852. Hook. Scot. 138. 

 A. campestris. Allion. Pedem.v. 2. 1 14. 

 Alsine n. 872. Hall. Hist. v. 1. 385. 

 A. spergulae facie minor. Bauh. Pin. 251. 



Spergula purpurea. RaiiSyn. 351. Bauh. Hist. v. 3. p. 2.719. 2.f. 

 Polygonum foliis gramineis. spergulsecapitibus. Loes. Pruss. 203. 



t. 63. 

 Purple Spurry. Pet. H. Brit. t. 59./. 8. 



In sandy fields abundantly. 



Annual. July, August. 



Root tapering. Stems numerous, prostrate in a circular form, flac- 

 cid, branched, round, leafy, smooth, except towards the ex- 

 tremity, where they are generally clothed with prominent glan- 

 dular hairs, such as cover the ^ower-sta//fs and calyx. Leaves 

 mostly opposite, often in pairs, narrow, flat, glaucous or hoary, 

 rather succulent, acute, with a small terminal bristle ; each with 

 a pair of shining, combined, membranous stlpulas at the base. 

 Ft. on simple stalks, finally reflexed, from the forks of the stem, 

 or the ends of the branches, where they form leafy clusters. 

 Cal. densely hairy and clammy, without ribs, rather longer than 

 the shining, light purple, petals. Caps, as long as the calyx, 

 ovate, of 3 valves. Seeds numerous, compressed, somewhat 

 wedge-shaped, rough at the outer edge with small sharp points. 



The brilliant little^o«'ers open in bright weather only. 



9. A. marina. Sea Spurrey Sandwort. 



Leaves semicylindrical, fleshy, pointless. Stlpulas mem- 

 branous, sheathing. Seeds compressed, bordered, smooth. 



A. marina. FL Dan.t.740. F/. Br. 480. EngL BoL v. \4.L 958. 

 HuU. ecL2.v. 1. 129. Hook. ScoL 139. Roth. Germ. v. 1. 189. 

 v.2.p. 1.482. 



A. rubra /3. Linn. Sp. PL 606. WilU. v. 2. 722. Huds. 193. 

 Lightf. 230. 



A. media. With. 422. . . .. 



Spergula maritima, flore parvo csruleo, semme vano. DM. m Han 

 Syn. 35\. Giss.app. 30. Tm,^ 



^. Arenaria media. Linn. Sp. PL 606, excL the syn. Wiim. 

 v.2.722. 



