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A FLORA OF GIBRALTAR AND THE NEIGHBOURHOOD Xvli 
Eryngium maritimum, Diotis maritima, Pancratium maritemum, 
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littoralis vy. inermis, Anthyllis Vulneraria (type), Centaurea 
sonchifolia, Veronica anagalloides, Euphorbia terracina Y. latifolia 
and vy. retusa, Juncus pygmaeus, Paspalum Digitaria, but of these 
all but the Medicago and the two last are in need o modern 
confirmation. No fewer than sixty-five species and several 
varieties do not occur in District I., though many occur in Spain. 
The commoner species are:—Ranunculus trilobus, R. muricatus, 
Diplotaxis siifolia, Ononis variegata (var. e ioclada is endemic), 
Medicago littoralis, Trifolium resupinatum, Lotus arenarius, 
Paronychia argentea, Hipy thrum pterochl , Bellis annua, 
Periderea fuscata, Xanthium macrocarpum, Echiwm plantagineum, 
Linaria pedunculata, Plantago Coronopus, lisma ranunculoides, 
Romulea ramiflora, Pancratium maritimum, Juncus acutus, 
Polypogon monspeliensis, Vulpia Alopecurus. 
District III. Subdistrict i. San Roqugz.—This subdistrict, 
has an area of about thirty-one square miles, is of a 
