PENTANDRIA— MONOGYNIA. Vinca. 339 



many-flowered, erect, generally branched or subdivided. Partial 

 stalks alternate, erect, single-flowered, with 3 unequal, spread- 

 ing, lanceolate bracteas under the flower. Cal. with a very short 

 tube, and a broadish, white, sharply toothed border, irregularly 

 notched between the segments. 

 The varieties of Willdenow seem distinct species j especially 

 T. montanum, Ehrh. Herb. 2, a much larger, more upright, 

 herb, with compound, more slender, panicles; which is Haller's 

 n. 1573, and likewise Gerarde's plant, Ger. Em. 555, taken by 

 Ray for the English species. 



127. VINCA. Periwinkle. 



Linn.Gen.Ub. Juss.\44. Fl.Br.269. Lam. t.\72. Gcertn. t.\\7 '. 

 Pervinca. Tourn. t. 45. 



Nat. Ord. Contorts. Linn. 30. Apocinece. Juss. 47. See 

 Grammar 108. 



Cal. inferior, of 1 leaf, in 5 deep, upright, acute, permanent 

 segments. Cor. of 1 petal, salver-shaped; tube longer 

 than the calyx, cylindrical in the lower part, dilated and 

 marked with 5'lines above, 5-sided at the mouth ; limb 

 horizontal, in 5 deep, oblique, abrupt segments, attached 

 to the summit of the tube. Filam. from the middle of the 

 tube, short, doubly curved. Anth. membranous, obtuse, 

 erect, incurved, bearing pollen at each lateral margin. 

 Germens 2, superior, roundish, accompanied by 2 lateral 

 roundish glands. Style 1, common to both germens, cy- 

 lindrical, shorter than the tube. Stigma 1, capitate, seated 

 on a flat orbicular disk. Follicles 2, cylindrical, acute, 

 erect, bursting along one side. Seeds several, oblong, cy- 

 lindrical, furrowed, without wings. 



Stems trailing or reclining, perennial, somewhat shrubby. 

 Leaves opposite, ovate, entire ; in our species evergreen. 

 Fl, axillary, handsome, inodorous. 



1. V. minor. Lesser Periwinkle. 



Stems procumbent. Leaves elliptic-lanceolate,smooth-edged. 



Flowers stalked. Segments of the calyx lanceolate. 

 V. minor. Linn. Sp. PI. 304. Willd. v. 1. 1232. Fl.Br.270. Engl. 



Bot.v.\3.t.9\7. Curt.Lond.fasc.3.t.\6. Hook. Scot. 82. 



Ehrh.Arb. 102. 

 V. pervinca. Brunf. Herb. v. 1. 178./. 

 V. pervinca minor. Raii Syn. 268. Ger. Em. 894./. 

 Pervinca. Trag. Hist. 394. f. 

 P. n. 572. Hall. Hist. v.\. 246. 



z 2 



