96 A FLORA OP GIBRALTAR AND THE NEIGHBOURHOOD 



less SO in Spain ; 1-12. Very variable. I. ! III. i. Seen but no 

 stations noted ! ii. Palmones Piayazo ! About Algeciras ! 

 Carnero Hills ! 



Var. fallax G. & G. has subsimple erect stems. I. ! I think 

 frequent. Mr. Druce thinks my 1579, from Eock Gun Catchment, 

 may be P. erecta M. & K., a distinct species like y&r. fallax, but 

 with perianth not elongating after flowering, but the specimen is 

 too young for determination. 



P. lusitanica L. Walls and rocks ; rare ? 3-5. Like a 

 diminutive diffuse P. diffusa, but leaves darker green, rounder, 

 and glomerules subsolitary. I. Main road near St. Bernard's ! 

 Below Devil's Gap ! 



Urtica tirens L. Waste and cultivated ground, chiefly near 

 buildings ; very common ; 11-5. I. ! II. ! III. ! 



U. memhranacea Poir. Similar places ; equally common ; 11-5. 

 Usually dioecious, though described as monoecious. The female 

 appears about six weeks after the male. I. ! II. ! III. ! 



[U. dioica L. is reported as common on the Kock by Kelaart 

 and Dautez, but by no other collector.] 



Celtis australis L. Hedges and rough slopes, often planted ; 

 4-5. I.Levant! Signal Station Eoad, &c. ! III. i. La jo Valley! 

 ■■'•Ficus Carica L. Kocks and stony places ; completely natura- 

 lised in very many places ; 4-6. I. ! III. ! Reaches high up the 

 mountains ! 



[Ubnus ca^npestris Sm. is probably always planted, as about 

 Algeciras, El Cobre, Lajo Valley, &c. ! I believe this species, but 

 I have not seen fruit.] 



[Morus nigra Willd. is only planted.] 



CUPULIPER^. 



Quercus lusitanica Webb. Woods ; common ; 3-4. Leaves 

 very large, more or less deciduous. 



Var. faginea Lge., the type, has dentate or subentire leaves, 

 and appears rare. III. ii. S. de Palma, Boiss., Wk., dc. 



Var. bcetica Webb has coarsely sinuate crenate leaves, and is 

 common. III. i. Cork Woods ! ii. Mountains I 



Q. humilis Lamk. Woods and heaths ; very common ; 3-4. 

 Leaves incanous beneath, hardly spinose. I think it seldom grows 

 with Q. coccifera. III. i. and ii. ! 



Q. Suber L. Woods ; abundant ; 4-5. [I. Introduced.] 

 III. i. and ii. ! 



Q. Suhcr X Ilex Lag. With the parents ; rare ; 4-5. III. i. 

 Near San Eoque, D. 



Q. Ilex L. Woods ; rare ? formerly frequent ? '4-6. I. In- 

 accessible places on west slopes, K. Near Breakneck Battery, 

 two trees I Above Catalan Bay, one tree ! III. i. Cork Woods ! 



Q. coccifera L. Heaths and woods ; very common ; 3-5. 

 Leaves shining, quite glabrous both sides, often very spiny. 

 I. Under the shade of larger trees, K. Are these not root shoots 

 of Q. Ilex? I have not seen it. III. i. and ii,! In deep sand at 

 Palmones Piayazo ! 



