326 POLYADELPHI A— POLYANDRI A. Hypericum. 



t), H, dzidhim. Imperforate St. John's-wort. 



Styles three. Stem obscurely quadrangular. Leaves ob- 

 tuse, nearly destitute of pellucid dots. Segments of the 

 calyx elliptical. 



H. dubium. Leers 165. Wilkl. Sp. PI v. 3. 1460. Fl. Br. 802, 

 Engl. Bot.v.5,L 296. m.th.664. Abbot \67. Hook. Scot. 221. 

 Ehrh.Herb. 150. 



H. delphinense. Miliars Dauph. v. 3. 497. t. 44 ; from the author^ 



H. maculatum. Crantz Austr.fusc. 2. 64. Allion. Pedem, v. 2. 45. 

 /.83./. 1. 



H. quadrangulum p. DeCand. Prodr. v. 1 . 548. 



In rather mountainous groves and thickets. 



About SajDcy, near Clifton, Worcestershire. Dr. John Seward, 

 Luton, Bedfordshire. Mr. Vaux. North Mimms, Herts. Mr. Sa- 

 bine, At Downton castle, near Ludlow, and Hafod, Cardigan- 

 shire, very abundantly. 



Perennial. Jidi/f August. 



Habit like the last, with long, leafy, lateral branches, but the leaves 

 are larger, paler beneath, with few or no colourless pellucid dots, 

 though there is commonly a broken row of dark. coloured ones 

 close to the margin. Young radical shoots bright red. Stem 

 quadrangular in the upper part, but not winged or bordered. Fl. 

 bright yellow, in large, forked, leafy, terminal pfl;?ic/e5. Seg- 

 ments of the calyx elliptical and obtuse, broader than in either 

 of the foregoing, by which this species is essentially distin- 

 guished from them both. The petals and calyx are dotted and 

 blotched with dark purple. 



6. H, humifusum. Trailing St. John's-wort. 



Styles three. Flowers somewhat cymose. Stem compressed, 

 prostrate. Leaves elliptical, smooth. Segments of the 

 calyx ovate, leafy. 



H. humifusum. Linn.Sp.Pl.W^h. Mllld.v.3. \46]. Fl.Br.S02. 

 Engl. Bot. V. 18. t. 1226. Curt. Loud.fasc. 3. t. 50. Hook. Scot, 

 222. DeCand. Prodr. v.\. 549. FL Dan. t.U\. Ehrh. Herb. 1 1 7. 



H. n. 1039. Hall. Hist. V. 2. b. 



H. minus supinum. Raii S?in. 343. 



H. minus. Dod. Pempt. 1(S.f. Moris, v. 2. 469. sect. 5. t. 6./. 3. 



H. minimum supinum. Bauh. Hist. v. 3. 386./. Lob. Ic. 400./. 



H. exiguum. Trag. Hist. 72. f. 



H. supinum glabrum. Ger. Em. 541./ 



H. supinum tertium minimum. Clus. Hist. v. 2. 181./. 



H. humistratum. Dalech. Hist. 1 154 ;f. bad. 



Ground St. John's-wort. Petiv. H. Brit, t, 60./ 8, 



In sandy or gravelly, heathy, rather boggy, pastures, frequent. 



Perennial. July. 



