CRITICAL NOTES 0:N- SO^IE SPECIES OF CERASTIUM 70 



(Townsend, _F/o;y/, ed. 2, G3). SuiTC\y. Cheshire. Northumberland: 

 near the river Tjne, above Redheugh (I3aker & Tate, Flora, 140). 

 Durham : Langdon Dale (Baker & Tate, /. c). Kirkcudbrightshire. 

 Wigtownshire : along the river Luce. Stirlingshire. Perthshire : 

 connnon on the banks of the Firth of Tay, and along the river Earn 

 wliere it joins the Tay (White, Flora, 80). Londonderry : on the 

 south side of the Bann, near Coleraine (Cyb. Hib., ed. 2, 58).^ — In 

 these phices it nearly always is found in the meadows on the banks of 

 rivers which are frequently flooded with fresh tidal water. 



Mr. G. C. Druce suggests that it is tlie plant referred to by 

 Dillenius (in Kay's Syn. ed. 8 [1724], 349), "ad ripas Thamesis 

 ])r()pe Battersea, cum foliis glabris, inven. D. Doody " : — Cf. Cambr. 

 Brit. Fl. iii. 49 (1920). 



157. C HUMirusuM Cambess. in St. Hil. Fl. Brasil. mer. ii. 16G 

 (1S29) ; Kohrb. in Martins, Fl. Brasil. xiv. ii. 279 (1 Feb., 1872).— 

 Not included in the " Provisional List," as, not having seen speci- 

 mens, I was not sure of its systematic position in the genus. 



Subg. Strephodon. Glabrum, annuum. Caules 1-2 1^ dcm., humi- 

 fusi debiles repentes, ad nodos sa?pe rudicantes, ramellis decumben- 

 tibus pluribus, obvie sulcati. Folia 10-30 X 3-9 mm., oblonga, 

 sensim ad basin vix ad apicem angustata, inferiora internodia sequantia. 

 Flores pauci solitarii in dicliasio aperto dispositi, longe pedicellati, 

 pedicellis 25-50 mm., adscendentibus filiformibus glanduloso-pube- 

 rulis. Sepala 4 x 1^ mm., ovato-oblonga puberula. Petala 8 mm., 

 oblonga biloba, unguibus glabris. Filamenta glabra. Capsula 7 mm. 

 Semina tuberculata fusca. — In wet j)laces and marshes. 



Kah. Brazil: prov. Rio G-rande do Sul, near the village of Sao 

 Francisco de Paul, at the south end of the Lago dos Patos, and at 

 the north end near the town of Porto Alegre. — Argentine : on the 

 Kio de la Plata, near Buenos Aires ; on the Sierra al Sud de San 

 Koque and on the Sierra Arhala (1881). 



The description based on specimens in Herb. Kew. ex herb. J. Ball 

 (1881), from the last two localities in Argentina. Quite unlike any 

 species of the eastern hemisphere. Overlooked by Grenier in his 

 monograph (1841). 



158. C. Iaxthes nobis, in Bull. Herb. Boiss. vii. 131 (Fevr. 

 1899). — A slender annual plant, of the habit of G. nutans, from 

 which it differs in the higher covering of short hairs, broad apiculate 

 leaves, looser and more spreading flowers, with acute sepals. 



Rah. Coast of Japan (Herb. U.S. North Pacific Expl. Exped. 



1853-56 (l^nvy/zO. 



Described from authentic specimens in Herb. Kew., I have nothing 

 to add since. 



159. C. ILLTRICUM Ard. Animad. Bot. spec. ii. 26, n. 12, t. 2 

 (1763). — From Corsica eastward to Syria, on Mt. Lebanon {Boiss. 

 Fl. Orient, i. 720). It is an oriental species, the Corsican variety 

 being C. illyricum var. androsaceum nobis, in Journ. Bot. 1899, 212 

 (under n. SO), and there described from Soleirol's PI. de Corse, 

 n. 1007. With C. pedunculare forms the section Cryptodontia. 

 Good typical specimens in Herb. Kew. from the island of Thasos, 



