14 A FLORA OF GIBRALTAR AND THE NEIGHBOURHOOD 



Calyx truncate, umbilicate, scarcely veined, constricted below, 

 seedsstrongly striate, obtusely channeled on back." III. ii. Alge- 

 ciras, Porta it Bigo. 



f S. obtusifoUa Willd. Eocky debris and stony ground ; locally 

 common ; 2-4. Petals not white, as described, but dingy rose or 

 purple, always so on back, leaves broad, obtuse, thickish, seeds 

 wingless. I. North-western slopes from Farringdon's to Kock 

 Gun ! Governor's Cottage ! Dockyard ! Debris slopes below 

 Galleries ! III. ii. Carnero Point ! Probably Eeverchon's 

 " Algeciras " Station. 



hS. vespertina Eetz. Grassy banks ; rare ; 4-5. Petals bright 

 rose, like those of S. hirsiita, but calyx less hirsute, and constricted 

 at apex in fruit. Flowers rather crowded at end of branches, 

 often with a flower in the fork. I. " On a small bank to the 

 right " of the Inundation ? {K., Fl. p. 67). Many alterations have 

 been made since Kelaart's day, and his station is not clear. 

 III. i. Sandy fields near Spanish racecourse, K., D. 



S. microiMala Lge. (S. vestita Soy-Willm. & Godr.). Sandy 

 ground ; rare ; 4-5. Petals small, bright rose, not white as 

 described, calyx cylindrical, quite erect in fruit, not constricted at 

 mouth, with anastomosing veins, and closely adpressed silky 

 hairs, seeds with flat not excavate face. III. i. Near San Eoque, 

 Schott. Second Pine Wood ! ii. Palmones Playazo ! iii. Pal- 

 mones Sands ! 



S. littorea Broth. [S. villosa Forsk. ?). Sand-dunes; locally 

 frequent ; 3-5. Dwarf, 2-3 in. high. Flowers large, bright rose. 

 Only recorded elsewhere from Tarifa. I. Catalan Bay ! II., Ii. 

 III. ii. Palmones Playazo ! Sandy Bay ! 



S. colorata Poir. Dry rocky slopes and stony places; occa- 

 sional ; 2-5. Eesembles both S. obUisifolia and (S. kirsuta, but 

 differs from both in winged seeds. From S. obtusifoUa its bright 

 rose flowers distinguish it, and from S. hirsuta its broader leaves 

 and calyx tube, becoming campanulate in fruit. III. iii. Guada- 

 corte ! 



Var. lasiocalyx Soy-Willm. & Godr. has a longly hirsute calyx, 

 and is much the commoner. I. Below Mediterranean Eoad ! 

 II. i. Sand-dunes at foot of S. Carbonera, K. D. ii. Eoadside 

 towards Puente de los Pastores ! Siding near M. de la Torre ? 



S. longicaulis Pourr. Sandy heaths and open woods ; rather 

 rare ; 2-5. Not at all like S. apetala, as Perez Lara thinks, much 

 taller, usually unbranched and few-flowered, petals exserted dull 

 purple, seeds winged. III. i. Second Pine Wood ! ii. Palmones 

 Pinar and Heath ! 



S. apetala Willd. Eoadsides, walls and waste places ; locally 

 frequent ; 2-4. Apetalous, short, much branched, fruit calyx 

 broad, campanulate. I. Willis's and Michael's Cave! III. i. Path 

 to First Pine Wood ! ii. Algeciras Station ! 



S. nicczensis All. Sand-dunes; very common; 1-12. I.! II. ! 

 III.! 



S. rubella L. Sandy fields or grassy places; rare; 2-5. 

 Flowers bright rose, cymes short, more or less compact, calyx 



