32 J30TANIGAL 3rAGAZTXE. [Vol. xvi, 



II. Leaflets 2-4. Standard bliiisli, wings purple. Seeds compressed, 

 marbled. Stems tinged with reddisli. Unit. 



(rij^iyf-^) F. arvense, L. 



48. LATHYRUS, L. 



I. Petiole's without leaflets. Stipules large, broadly ovate subhastate, 



parallel-nerved. Stcnns angulate. Flowers yc^llow ; pednncles 1-2- 



flowerod. Intr. from Eur. 



L. Apliaca, L. 



II. Petioles with leaflets. 



A. Petiole terminated by a tendril. 

 ]. Stems wingless, angulate. 



a. Flov/ers [)Urple. Leaflets 4-10. Peduncles 3-5- 

 flowered. Stipules large, ovate-hastate. Leaflets 

 sometimes pilose beneath. Wings and keels 

 often white. Pod oblong, glabrous. Urup. ; 

 llishiri isl; Mukawa, Iburi; Atoyeka, Kushiro ; 

 Hakodate; Kanegasawa near Aomori ; Shichi- 

 rigahama near Kamakura ; Awa ; Izu; Hachi- 

 joo isl. ; Knozu isl. ; Niijima isl. ; Chikuzen. 



(^,--^^i/YV) L. mariiinvns, Bigel. 



b. Flowers yellow or yellowish -brown. 



aa. Leaflets 2, oblong acute. Stipules lanceo- 

 late sagittate. Peduncles very long, 2-6- 

 flowered. Calyx-teeth lanceolate. Pod 

 oblong-linear, glabrous, obliquely nerved. 

 ]Mt. Ibuki. 

 (3f.^:^/>v^>'l)•y•li:') L. pratetisis, L. 



hi). Leaflets 6-8, ample, ovate-elliptical, 

 glaucous below. Stipules ample, semi- 

 sagittate, few-toothed. Peduncles longer 

 or shorter than the leaves, 10-20- 

 flowered. Calyx-teeth very short. Pod 

 linear. The tallest in our genus. Sap- 

 poro; Ilarunasan; Shinano ; Mt. Ibuki. 

 (^ ^ f- ■!)■■. d^) L. Davidii, Hance. 



(2S) 



