MACLOSKIE I EEGUMINOS/G. 527 



KEY TO THE SPECIES. 

 A. Stipules semisagittate. 



b. Peduncles I -flowered. Stem winged. 



c. Leaflets I pair, linear. Cirrhi entire, or divided. Hairy. campestris. 



c2. Leaflets few (2) pairs, linear-oblong. Cirrhi 3-4-cleft. Pods reticulate. Glabrous. 



cicera. 

 b2. Peduncles i-3-flowered. Leaflets i pair, linear, acute. Cirrhi very short, stipules long. 



Stem filiform. subulatus. 



bi,. Peduncles 4-(2-i-) flowered. Leaflets 2-4, linear, or linear-oblong, parallel-veined. 



Silky. sericeus. 



64. Peduncles many-flowered. Leaflets successively 1-4 pairs. Cirrhi a point below, 



long and divided above. macropus. 



5. Leaflets 2. Flowers rather large. Silvery, becoming rufous. tomentosus. 



66. Peduncles 6-1 2-flowered. Leaves I -ranked. Leaflets i pair. Cirrhi undivided. Corolla 



large, golden, pubescens. 



A2. Stipules triangular-semisagittate, long. Leaflets linear-lanceolate. Cirrhi trifid. Pedun- 

 cle 4-8-flowered. epetiolaris. 

 A$. Stipules lanceolate to semi-sagittate. Leaflets I pair, linear-oblong, acute. Cirrhi some- 

 times divided. Peduncles 6-i 2-flowered. Flowers yellow. pratensis. 

 AOf. Stipules sagittate. Leaflets I pair, ovate, acute. Cirrhi trifid. Peduncles many-flowered. 



nervosus. 

 A$. Stipules semi-hastate, large. Leaflets 3-6-pairs, oblong-obovate, mucronulate. Cirrhi 



branched. Peduncle 6-io-flowered. Purple. maritimus. 



A6. Stipules ovate- sagittate, large, with large auricle. Leaflets, linear-lanceolate. Peduncles 



I -(2-) flowered. stipularis. 



A"j. Stipules ovate, apically 2-lobed. Leaflets few (to I pair), elliptic-oblong to lanceolate. 

 Cirrhi trifid. Peduncles 3~4-flowered. magellanicus. 



i. LATHYRUS CAMPESTRIS Phil, 



Pubescent with weak, winged stem, 20-30 cm. high. Leaflets i pair, 

 linear. Tendrils simple or divided. Stales semisagittate, longer than 

 the petiole. Peduncles i -flowered, slightly shorter than the internodes. 

 Calyx pubescent, its teeth lanceolate-subulate, just longer than the tube. 

 Legume linear, pubescent. Seeds 7-9. 



Valdivia ; Chubut by Carren-leofu. 



2. L. CICERA Linn. . 



Rather glabrous annual, with winged stems and linear-oblong leaflets, 

 cirrhi 3-4-cleft. Stipules semisagittate, lanceolate, subciliate, as long as 

 the petiole. Peduncles i -flowered ; bractlets minute. Calyx-teeth thrice 

 as long as the tube. Pods reticulate. Seeds trigonal, subtruncate, brown, 

 smooth. 



(Europe.) 



