Lespedeza LEGUMINOSAE Vicia 



in An., Ku. Grassland. 



16. Lespedeza stipulacea Maxim. {Kummerowia stipulacea (Maxim.) Mak.) (G.M. 927). 

 Decumbent annual; fls. pink, VIII; fr. IX; bracteal lvs. bristly-ciliate. Eastern 

 Asia; locally in Ku. Grassland. 



17. Lespedeza striata (Thunb.) Hook. & Arn. {Kummerowia striata (Thunb.) Schindl.) 

 (G.M. 927). Prostrate or decumbent annual; fls. pink, VIII-IX; fr. IX-X; bracteal 

 lvs. glabrous or sparsely pubescent. Eastern Asia; locally in An., Che., Ki., Ku. 

 Grassland. 



For a careful description and discussion of the characters of L. stipulacea and L. striata 

 see article by Duane Isely in Rhodora 50 (590): 21-27, 1950. 2 pis. Bibliog. 



17. Pisum Linn. Pea |ag (Wan Tou Shu) 



Herbs, climbing by tendrils modified from the outer lfts. of the pinnate lvs.: 



stipules large and If. -like: fls. large, white or reddish purple, solitary or in few-fid. 



racemes; wing petals somewhat united with the keel; style enlarged at the top, bearded 



down one side. 6 species, in Eurasia; 1 cultivated in China. (The old Greek name.) 



1. Pisum sativum Linn. Garden and Field Pea g^s (Wan Tou) (B.M. 553). Her- 

 baceous vine; fls. white or dark red, III-V; fr. IV-VI; tendrils branched. Eurasia; 

 locally in An., Che., Ki. Ku. Cultivated, vegetable, fodder. Fig. 176. 



18. Vicia Linn. Vetch HI (Ts'an Tou Shu) 

 Herbs, mostly vines climbing by tendrils at the tips of the pinnate lvs., but also 

 including erect, bushy or decumbent species: fls. blue, purple or yellowish; iving 

 petals united with the keel; stamens grouped 9 and 1; style slender, with a tuft of 

 hairs at the top. About 150 species, widely distributed; 10 or more in China. (The 

 classical Latin name.) 



Key to the Species 



a. Lvs. without tendrils. 



b. Fls. 2.5-3.5 cm. long, white and brownish purple: pods thick, 



5-12 cm. long: stems simple, succulent: plant annual, 



cultivated l - v - f aba 



bb. Fls. 1-1. 7cm. long, purplish blue: pods more or less flattened, 

 1-3 cm. long: stems branched, not succulent: plants peren- 

 nial, wild. 

 Fls. numerous, in long racemes: margins of lfts. scabrous, 

 with short stiff forward-pointing hairs. 



L f ts 2 2 - v - un iJ u 9 a 



Lfts. 5-8 3 - V- venosa 



Fls. few, in short racemes: margins of lfts. smooth 4. V. Jculingana 



aa. Lvs. tendril-bearing. 



c. Peduncles very short or wanting. 



Annual: calyx teeth about equal to the tube; fls. solitary or 



in pairs; pods over 4 cm. long 5. 



Perennial: calyx teeth much shorter than the tube; fls. 3-4, 



in a subsessile raceme: pods 2-3 cm. long 6. V. sepium 



cc. Peduncles well developed, 

 d. Fls. 2-6: seeds 2-4. 



Fls. less than 1cm. long. 



186 



V. sativa 



