226 LEGUMINOSiE. (PULSE FAMILY.) 



led, 34 ; pods half ovate, .01 to .014 long, transversely striate, the in- 

 ner suture straight, the outer convex, both "with dentate-eroded wing, 

 .001 to .002 broad — Spring — Lebanon — A species intermediate be- 

 tween PectinataB and Samaroidese. 



15. iriEDICAGO, L. Mbdick. 



Calyx short, 5-toothed. Keel obtuse. Stamens diadelphous, free 

 from petals ; filaments not dilated at tip. Pod 1-many-seeded, spirally 

 falcate or coiled, style often spirally incumbent at base on the face of 

 the pod — Herbs with pinnately trefoil leaves, and stipules adnate to 

 petiole. 



* Peremiidls. Pod flattened^ falcate or snail-like with 2^erviou8 centre. 



I M. faleata, 2 sativa- 3 marina. 



* * Annuals. Pods flattened, coiled, with closed centre. 

 1 1 Coils membranous icith acute, entire margin. 

 4 M. scutellata, 5 orbicularis. 



I I Coils menibranous or thicMsJi, tcith triangular spines, not grooved 



at base. 

 6 M. Blancheana, 7 rotata. 



I I I Coils thicMsh, margin not spiny, surface transversely or obliquely 



reticulate. 



8 M. elegans, 9 Shepardi, 10 Noeana. 



t 1 1 1 Coils incumbent, croicded, margin tliich, unarmed, (W* armed 



with tubercles or pr icicles with one root. 



X Pod cylindrical, truncate at base and apex. 



II M. littoralis, 12 tribuloides. 



X X Pod ovate or globular, convex at base and tip. 

 13 M. tuberculata, 14 Gerardi. 



t 1 1 1 1 Coils loose, incumbent, prichles arising from two roots, the 

 posterior root from a nerve concenPrio to margin. 

 X Pod dislc-UTce, flattened. 

 15 M. agrestis, 16 coronata, 17 Galilsea, 18 Granatensis, 19 denti- 

 culata. 



X X Pod ovate globular. 



20 M. maculata, 21 minima, 22 laciniata, 23 Aschersoniana, 24 

 ciliaris. 



* * * Annuals. Pod Tcidnsy-shaped, l-seeded, spirally curved at tip. 

 25 M. lupulina. 



1. TH/K. faleata, L. If .8 to .5, appressed-pubescent, erect or as- 

 cending. Stipules ovate-lanceolate-subulate ; leaflets retuse, mucro- 

 nate, oblong-obovate to linear-cuneate. Racemes many-flowered, sub- 

 capitate ; peduncles longer than leaves ; flowers yellowish-white or yel- 

 low, rarely violet ; ipod falcate or with one coil — Summer — Fields ; Le- 

 banon ; Aintab. Too near the following. 



