68 TKAXSACTIONS A.XD PEOCEEDIXGS OF THE [Sess. lviii. 



VeREE^'A CHAM.i;DEYFOLIA, JuSS. 



Hab. — Frequent in open campo along Eios Parana, 

 Paraguay, and Pilcomayo. FL Aug., Sept., Oct. 



Tebbe:xa eeixoides, Lam. ? 



Hab. — Fortin Page. Very common in open campo. 

 "NVhite-flowered indi^iduals occasionally seen. Fl. Aug., 

 Sept., Oct. 



This is the commonest Verbena on the Pilcomayo. 



VeEBENA LITT0EALI5, H. B. K 



Hab. — Open campo, Piio Pilcomayo. 



Veebexa stkllarioides, Cham. 



Hab. — Fortin Page. Frequent in open palmar. Fl. 

 Aug., Sept., Oct. 



HYPns lappacea, P>enth. 

 Hab. — Eio Pilcomayo. 



Peaffia tenuis, X. E. Br. (n. sp.). — Caulibus tenuibus, 

 simplicibus vel apice trichotomis, albo-lanatis ; foliis 

 se-ssilibus, lanceolatis, acutis, supra arachnoideis, subtus 

 dense albo-lanatis ; pedunculo elongato, terminali, gracili, 

 simplici ; capitulo par\'o, globoso yel oblongo, rachi lanata ; 

 bracteis oyatis euspidato-acuminatis, stramineis, dorso 

 glabris, apice ciliatis ; bracteolis lateralibus late ellipticis, 

 obtusis, glabris, albidis : perianthii segmentis lanceolato- 

 oblongis, obtusis, albidis, basi longe yillosis, apice 

 pubescentibus ; tubo stamineo parte filamentorum libera 

 basi ciliata subiequante ; filamentorum lobis lateralibus 

 medio antherifeTO multo longioiibus, integris, non ciliatis ; 

 oyario oyato, stigma subsessile, obsolete bilobo. 



Hab. — Uruguay, Lorentz, 998 I PJo Pilcoma^^o, Kerr! 



Herba 6—9 poll. alta. Folia J-1 j poll longa, 2—5 lin. 

 lata. Pedunculi 2|— 4 poll longi Capitnla 3-oh lin. 

 diam. Bractese 1 lin. longa-. BracteoLe laterales 1^\ lin. 

 longge. Flores If lio. longi 



Very similar to P. gnaphalioidts, Mart., in appearance, 

 but is easily recognised by the much smaller flower-heads 

 (X. E. Brown). 



SALicoEyiA PEE^^^A^^A, Kunth. 



Hab. — Fortin Page. Abundant upon bare soil by the 

 margins of riyer and of salt lagunas. Found onlj' on soil 

 saturated with salt. Fl. Sept., Oct. 



