50 PENTANDRIA— DIGYNIA. Gentiana. 



segments. Angles of the calyx even, acute. Stem bear- 

 ing several flowers. 



G. nivalis. Limi. Sp. PI. 322. Willd. v. I. 1344. Fl. Br. 286. Engl. 

 Bot. V. 13. t. 896. Dicks. Tr. of Linn. Soc. v. 2. 290. Hook. Scot. 

 86. Fl.Dan.t. 17. 



G. n. 647. Hall. Hist. v. 1. 287. t. 17. G, omnium minima. 



G, n. 5. Hall. Enum. 475. t. 7. 



G. undecima minima. Clus. Pann. 291. f. Hist. v. I. 3\6.f. 



G. minima. Lub. 7c. 310./. 



Gentianella. Tillands. Ic. 46./. 



G. fugax minor. Ger. Em. 437, the figure at least. 



On the loftiest mountains of Scotland. 



On Ben Lawers, near the summit. Mr. Dickson and Mr. G. Don. 



Annual. August. 



Root simple, slender. Stem erect, more or less branched, bearing 

 from 2 to 10 or 12 flowers, leafy, square; when very weak, 

 simple and single-flowered. Leaves small, elliptical, acute, often 

 rounded. Fl. solitary at the end of each branch, scarcely an inch 

 long. C'al. with 5 straight, even, acute, purplish angles, and as 

 many awl-shaped teeth. Cor. with a greenish tube, longer than 

 the calyx, and a small, spreading, bright blue limb, whose inter- 

 mediate segments are inversely heart-shaped, quite distinct from 

 the larger ones, which are simple and undivided. Styles united. 



5. G. Amarella. Autumnal Gentian. 



Corolla salver-shaped, five-cleft; bearded in the throat. 

 Segments of the calyx nearly equal. Stem flowering 

 from top to bottom, with short axillary branches. 



G. Amarella. Linn. Sp. PI. 334. Willd.v.\.\347 . Fl.Br.287. Engl. 



Bot. V. 4. t. 236. Dicks. Dr. PI. 5. Hook. Lond. t. 33. Scot. 86. 



Fl. Dan. t. 328. 

 G. fugax Clusii. Barrel. Ic. t.blO.f. 2. 

 Gentianella fugax autumnalis elatior, centaurii minoris foliis. Rail 



Syn. 27 o. 

 G. species quibusdam, an Cordo Pneumonanthe, aut Gentiana 



fugax altera Clusii. Bauh. Hist. v. 3. 526. f. l,good. 

 |3. G. fugax verna seu prcecox. Raii Syn. ed. 2. 156. ed. 3. 275. 



In limestone and chalky pastures. 



In pastures on St. Vincent's rocks, Bristol ; also above the rocks 

 opposite to Matlock bath, plentifully ; and in various parts of 

 England and Scotland, as recorded by Ray, Hooker, and others. 



Annual. August, September. /3 from April to June. 



Root tapering, twisted, yellowish. Whole plant intensely bitter. 

 Stem square, erect, leafy, purplish, usually from 6 to 12 inches 

 high, with opposite, axillary, many- flowered, leafy, but rather 

 short, branches, rendering the whole plant panicled, and nearly 

 cylindrical. Leaves dark green, sessile, ovate, 3-ribbed, mostly 



