MACLOSKIE : REVISION OF FLORA PATAGONICA. 119 



CERASTIUM L. 

 C. arvensevtt.fuegianum Hook. f. has axillary nests of small leaves. 



C. ARVENSE L. var. NERVOSUM (Naud.) Macl., p. 388. 

 Syn. Cerastium fuegiamim Alboff. 



Also in S. Fuegia, viz., in the alpine region near Ushuaia. 

 C. arvense L. var. ccespitostim Dusen. Punta Arenas. 



C. COMMERSONIANUM Ser. Macl., p. 389. 

 Not in our district. 



C. FUEGIANUM Alboff. Macl., p. 389. 



Should be eliminated ; being synonymous with C. arvense L. var. 

 nervosum (Naud.). 



C. VULGATUM Linn. Macl., p. 390. 



Sepals 5; petals 5, cleft or none; stamens 10; styles 5. Carpels 

 opening by 10 equal teeth. Capsule curved upwards twice as long as 

 perianth. Pedicels short. 



Europe. 



SAGINA L. 



S. PROCUMBENS L. Macl., p. 390. 



Also in S. Fuegia, near Ushuaia; S. Patagonia, El Paso, above the 

 mouth of Rio Sta. Cruz. 



COLOBANTHUS Bartl. 



C. BILLARDIERI Fenzl. Macl., p. 391. 



Should be deleted, being synonymous with C. crassifolius (d'Urv.) 

 Hook. fil. 



C. CHUBUTENSIS Speg. Macl., p. 391. 



Should be deleted. C. clmbutensis Speg. is non-existent ; the descrip- 

 tion of it given by Macloskie refers to Calandtinia chubutensis Speg. (in 

 Macl., p. 379). 



