GENTIANACE^ 213 



Grassy places in the Alps and sub-Alps, especially on siliceous 

 soil. July, August. 



Distribution. — Carpathians, Eastern, Central, and Western Alps, 

 Silesia, Erzgebirge, Bavaria, Macedonia, Albania, Bulgaria. 



Gentiana ■pannonica Scop. 



Stem erect, simple, 1-2 feet high, purple above. Lower leaves 

 elliptic, petioled, the upper ones lanceolate, acute, sessile, 3-nerved. 

 Calyx-lobes reflexed, equal. Flowers sessile, usually in clusters in 

 the axils of the leaves. Corolla dull purple, with pale greenish 

 yellow base and streaked with reddish brown, campanulate, 5—7 

 cleft, throat naked. Root very bitter. 



Sub-alpine pastures, 4500-6500 feet ; chiefly on Umestone. 

 July, August. 



Distribution. — Carpathians, Eastern Alps, Erzgebirge. In 

 Switzerland only on the northern side of the Curfirsten. Bavaria, 

 Bohemia, Transylvania. 



Gentiana purpurea L. (Plate XXV.) 



Stem erect, 1-2 feet high, simple. Leaves oval-lanceolate, the 

 lower ones petioled, the upper sessile. Calyx-lobes erect, cleft 

 almost to the base on one side in the form of a spathe. Corolla 

 campanulate, reddish brown or purple outside, yellowish within, 

 rarely white or yellow ; divided one-third of its length into oval, 

 obtuse lobes. Flowers sessile. 



Alpine and sub-alpine pastures and rough, broken ground 

 under fir trees. July, August. 



Distribution. — Tyrol, Stjrria, Hungary, Bavaria (rare), Switzer- 

 land, Western Alps, Southern Norway, Kamtschatka. 



On the same plate is also an illustration of the yellow variety 

 flavida, which grows about le Planet sur Argentiere and occasionally 

 in Switzerland. 



Gentiana cruciata L. 



Stem erect or ascending, 6-18 inches high, simple, very leafy. 

 Leaves elliptic-lanceolate, 3-5 nerved ; stem-leaves sheathing, 

 decussate ; upper leaves much longer than the flowers. Flowers 

 blue, rather small for the size of the plant, sessile, campanulate, 

 4-cleft (the lobes being triangular, acute) in a dense panicle at the 

 leafy top of the stem. Calyx short, with 3-4 spathulate teeth. 



Thickets and grassy, gravelly places on the Alps and sub-Alps, 

 not often above 5800 feet, and usually on limestone. Frequent in 

 the plains. June to September. 



Distribution. — Central Europe, France, Portugal, N. Spain, 

 N. Italy, S. Russia, Greece, Asia Minor, Caucasus, Armenia, 

 Siberia. 



