28 A FLORA OF GIBRALTAR AND THE NEIGHBOURHOOD 



fVar. inceqiiifolia Mut. Some, often very few, leaves pinnate, 

 the alternate pairs of pinnae small and close to the leaflets ahove 

 them. III. i. Cork Wood Crags ! Path to First Pine Wood ! 

 Malaga Gardens ! 



Medicago lupulina L. Rather damp grassy or shady places ; 

 rather frequent ; 4-5. Spikes longly peduncled, of twelve or more 

 very small flowers and small smooth fruits. II. ! III. i. Ahout 

 Almoraima and Long Stables ! By Lajo above Almendral ! 

 ii. Near railway about San Bernabe ! iii. Gardens at Salt Pans ! 

 [M. sativa L. as a cultivation escape has been found on the 

 Eock and Neutral Ground.] 



M. marina L. Sand dunes ; rather frequent ; 3-6. Densely 

 white-tomentose. I. Beyond Catalan Bay ! North Front ! II ! 

 III. i. Near Pedrera ! ii. Palmones Playazo ! Sandy Bay ! 

 Towards Frayle Point ! iii. Palmones Sands ! 



ill. orbicularis All. Grassy places ; occasional ; 4-5. Fruit 

 discoid, f in. in diameter over thin spineless wing. I. Below 

 Eock Gun ! Grassy ravines, K., D. III. i. About Long Stables 

 and Almoraima ! Near Malaga Gardens ! Near mouth of Guadar- 

 ranque, K., D. ii. Algeciras, Winhl. iii. Hills near Los Barrios 

 Station ! 



M. intertexta All. Grassy places ; rather rare ; 4-5. Large, 

 hirsute, fruit very large, globose, closely embraced by long inter- 

 twining glabrous spines. III. ii. Near Algeciras, Winkl., Fritze. 

 Below railway near San Bernabe ! iii. Hills near Los Barrios 

 Station ! Salt Pans near Palmones Village. 



M. ciliaris Willd. Dry hills ; rare ; 4-5. Near last, but fruit 

 grey-green from hispidity of spines, which are much shorter. 

 III. i. At Carteia ! 



\M. obscura Eetz. var. tornata f. inermis Urb. Waste sandy or 

 grassy places ; occasional ; 3-6. Facial veins running into a 

 lateral nerve, not a marginal one. I have only found the form 

 cited which has an unarmed pod of four or more turns with thin 

 edges, easily mistaken for unarmed forms of M. Uttoralis. I. Ee- 

 clamation Eoad ! Dockyard ! Behind Assembly Eooms ! 



M. truncatula Gaertn. var. longiaculeata Urb. {M. tribuloides 

 Desr.). Similar places; locally frequent; 3-6. Facial veins as 

 last, but fruit subcylindrical, pubescent, spines stout from a very 

 swollen base, not grooved nor hooked, usually parallel to axis and 

 intercrossing. The var. cited is, according to Willkomm, the only 

 one known in Spain, tilf. uncinata Willd., found by Kelaart at 

 Gibraltar, is a form with uncinate spines. I. From Buena Vista 

 to Governor's Cottage ! Eeclamation Eoad ! 



M. rigidula Desr. [M. Gerardi Kit.). Similar places; rare; 

 3-6. Facial veins running into a marginal band instead of a 

 lateral nerve, spines stout, though less so than in M. truncakda, 

 and radial, not axial. It somewhat resembles M. nigra, but has 

 stouter spines, neither grooved nor uncinate. I. Eeclamation 

 Eoad ! 



M. Uttoralis Eohde. Usually in deep sand ; very common ; 

 3- 6. Veins as last, stems very long, straggling, fruit usually with 



