304 BITTERSWEET: BOG WHORTLEBERRY 



leaves are unaccompanied by spines, comes here. See 

 p. 296. 



Leaves more or less ovate, to sub- 

 orbicular. 



$ Leaves 5 10 cm. long, not glaucous 

 beneath. Bush with climbing or twin- 

 ing scrambling shoots. 



Solanum Dulcamara, L. Bittersweet. Bush, partly 

 climbing, with bitter cortex and sweet wood ; the leaves 

 variable, 5 10 cm. long (4 12 x 1-5 5), usually entire, 

 ovate or ovate-lanceolate, acute or acuminate, but may 

 have two prominent auriculate and asymmetrical lobes at 

 the base on the upper leaves, making them 3-lobed and 

 hastate or even 3-partite, like auricles or pinnules, or an 

 odd lobe may occur. Glabrous or pubescent with appressed 

 hairs, often purplish above. Base usually broadly cordate, 

 or decurrent on to the petiole which is half-terete grooved 

 above, about 1 3 cm. Autumn leaves brown. 



Venation pinnate-reticulate. 



5$ Leaves not more than about 25 mm. 

 long, glaucous beneath. Small spread- 

 ing under-bush. 



Vaccinium uliginosuin, L. Bog Whortleberry. Leaves 

 alternate, on terete shoots; obovate to elliptical or sub- 

 orbicular, thin, glabrous, deciduous, quite entire, with 

 distinct reticulate venation ; obtuse or slightly emarginate 

 above ; bright matt green above, glaucous beneath. 

 Shortly petiolate ; about 15 25 x 10 20 mm. Autumn 

 leaves red. 



[Forms of Salix nigricans (p. 292), S. phylicifolia 

 (p. 293), S. repens (p. 243), as well as the rare alpine 

 creepers S. Lapponum (p. 288) and S. reticulata (p. 290), 

 may occur with the stipules obsolete, and the leaves 

 broad, and may then be sought for in this section.] 



