PEA AND BEAN TRIBE. 161 



strate ; flower-stalks longer than the leaves ; legumes 

 erect, hairy. Chalky and gravelly places. Well dis- 

 tinguished from the last by its slender stems a few 

 inches long, and by its purplish, sometimes white, 

 flowers. Fl. July. Perennial. 



* A. alpmus grows only in the Glen of the Dole, 

 Clova, and is distinguished by its spreading, branched 

 stem, by its spikes of drooping flowers, which are white, 

 tipped with purple, and by its pendulous legumes, 

 clothed with black hairs. 



13. VICIA (Vetch). 



* Flower-stalks longer than the leaves ; many -flowered. 



\. V. sylvdtica (Wood Vetch). Leaflets in about 

 8 pairs, elliptical, abrupt, with a short point ; stipules 

 crescent-shaped, deeply toothed at the base. Moun- 

 tainous woods, not common. A large and beautiful 

 species, with a long stem, 3 6 feet high, climbing by 

 means of its branched tendrils. Flowers numerous, 

 cream-coloured, with bluish veins. Fl. July, August. 

 Perennial. 



2. V. Cracca (Tufted Vetch). Leaflets in about 10 

 pairs, narrow, pointed, silky, with tendrils ; stipules half- 

 arrow-shaped, scarcely toothed; flowers crowded in one- 

 sided spikes. Bushy places, frequent. One of the most 

 ornamental of British plants, climbing along the tops of 

 hedges, and adorning them with its slender spikes of 

 blue and purple flowers. FL July, August. Perennial. 



3. V. Orobus (Wood-bitter Yetch). Leaflets in 7 10 

 pairs, oblong, acute, without tendrils ; stipules hal 

 arrow-shaped, slightly toothed; flowers in one sided 

 clusters. Rocky woods in the north. A branched her- 

 baceous plant with many prostrate stems and purplish 

 white flowers Fl. May, June. Perennial. 



** Flowers axillary, scarcely stalked. 



4. V. satwa (Common Yetch). Flowers in pairs, 

 with very short stalks ; leaflets oblong, in 5 7 pairs, 



