238 ENGLISH BOTANY. 



SPECIES IT.— VALERIANA PYRENAICA. Linn. 

 Plate DCLXVII. 

 Billot, Fl. Gall, et Germ. Exsicc. No. 1G85. 



Rootstock not stoloniferous. Root-fibres Blightly thickened, 

 cylindrical, tapering. Stem erect, deeply striated, sub-glabrous. 

 Radical leaves on long stalks, deltoid-roundish, deeply cordate, 

 blunt or sub-acute, coarsely toothed ; lower stem-leaves resembling 

 the radical leaves ; the middle and upper stem-leaves lyrate- 

 pinnate, with 1 (rarely 2) pair of stalked lanceolate or ovate 

 coarsely-toothed leaflets, and a very much larger terminal deltoid- 

 ovate leaflet sub-cordate or abrupt at the base, more deeply toothed 

 than in the radical leaves. Flowers all perfect, in a compound 

 corymbose cyme. Fruit glabrous. 



In woods. Not native, though it is thoroughly established in 

 several localities in the south and middle of Scotland ; Collinton 

 Woods, Edinburgh ; Blair Adam, Kinross; Daldowie, Cumbernauld, 

 and Pollok, near Glasgow. In England it has been observed at 

 Pentre, Carnarvonshire; Cheadle, Staffordshire; and Preston, near 

 Ipswich. 



[England, Scotland.] Perennial. Summer. 



Rootstock thick, without elongated stolons. Radical leaves 

 sometimes very large, G to 12 inches across; stem-leaves smaller, the 

 uppermost much smaller. Stem usually thicker and taller than in 

 V. officinalis, frequently 4 feet high. Corymb similar to that of 

 V. officinalis, but usually more compact; bracts narrower ; Btigma 

 less deeply 3-cleft. Leaves, especially the upper ones, more hairy 

 on the veins. 



Heart-leaved Valerian. 



French, Valiriane des Pyrenees. 



SPECIES III.— VALERIANA DIOICA. Linn. 



Plate DCLXVIII. 



Reich. Ic. Fl. Germ, et Helv. Vol. XII. Tab. DCCXXIV. Fig. 1428. 

 Billot, Fl. Gall, et Germ. Exsicc. No. 379. 



Rootstock stoloniferous. Root-fibres slender, cylindrical- 

 tapering. Stem erect, finely striated, sub-glabrous. Lower leaves 

 and those of the stolons stalked, with an oval or ovate entire 

 lamina abruptly attenuated into the petiole, rarely sub-cordate; 

 middle stein-leaves lyrate-pimiaiifid, with 2 to 5 pairs of lateral 



