A FLORA OF GIBRALTAR AND THE NEIGHBOURHOOD 43 



PORTULACACE^. 



Portulaca oleracea L. A weed in sandy gardens; locally 

 frequent; 2-9. Hardly looks native, but Perez Lara does not 

 question its status. III. i. Linea! ii. Algeciras Station! Near 

 First Venta ! iii. Salt Pans ! 



Paronychiace^. 



Corrigiola telephifolia Pourr. var. foliosa P. L. Dry grassy 

 and stony fields ; very common ; 1-12. Between type and 

 C. littoralis. I. K. III. ! 



\Herniaria incana L. Dry sandy soil ; rare ; 5-6. A whitish 

 pubescent perennial, with very shortly pedicellate flowers, few in 

 clusters or in short axillary racemes, sepals densely pubescent, 

 edges and apex not ciliate. Easily confounded with H. cinerea 

 DC., a frequent Cadiz species, but annual, clusters larger, flowers 

 quite sessile, sepals with longer more rigid hairs and ciliate at 

 apex. II. K., D. III. i. Eailway beyond San Eoque ! ? Per- 

 haps H. cinerea. 



illlecebrum verticillatum L. Damp sandy places ; rare ; 2-7. 

 III. i. Pools on Bonel's Farm ! The floating form looks very 

 like a Callitriche. ii. S. de Palma, Bev. 



ChcBtony cilia cymosa Wk. Dry gravelly and sandy places ; 

 occasional ; 4-6. A small slender erect annual. I. Boiss. 

 III. i. Queen of Spain's Chair near Pedrera ! Linea, K. Alca- 

 deza Plain ! ii. or iii. Sands near Palmones, Bev. 



Paronychia echinata Lamk. Dry sandy, stony or gravelly 

 hills ; rather frequent ; 3-5. III. i. Queen of Spain's Chair to 

 Alcadeza ! iii. Palmones Sands ! 



P. argentea Lamk. (P. hispanica Clus.). In dry, mostly very 

 sandy places ; abundant ; 1-5. I. ! II. ! III. ! My 285 from 

 Neutral Ground closely resembles this, but has narrow leaves, no 

 petals, and muticous sepals. It may be a distinct species. 



Lceflingia micrantha B. & E. In deep sand ; very local ; 4-6. 

 A small glutinous, subleafless annual, very like L. hispanica in 

 appearance, but with 5, not 3, stamens, and outer, not all, sepals 

 aristate on either side. III. ii. and iii. Sands near Palmones, on 

 both sides of river ! 



L. sp. ? (No. 1716). A small slender leafy annual, apparently of 

 this genus, just below cottage at Waterfall ! I have not seen it 

 in flower. 



Polycarpon tetraphyllum L. f. Dry roadsides, sandy fields and 

 waste places ; abundant ; 3-6. I. ! II. ! III. ! 



Var. alsinoides Gren. Less branched, flowers fewer, rather 

 large, in small compact cymes. III. iii. Palmones Sands ! ? 



Var. floribunclmi Wk. Much branched, flowers very numerous, 

 in dense cymes covering whole plant. III. i. Bonel's Farm ! ? 



Crassulace^. 

 Umbilicus pendulinus DC. Eocks, walls and banks ; very 

 common ; less so on Eock ; 5-6. Cauline leaves often laterally 

 petioled, all crenate. 1. 1 III. ! 



