Plants Collected in Paraguay. 135 



a pappus of 5 minute red scales, and long exserted, pure white 12- 

 divided styles, with clavate stigmas. 



SteTia saturiaefolia (Lam.), Sch. Bip., Linnaea, XXV, 291. 

 Asuncion (107 a). November. 



Cupatorium bartsiaefoliiiiti, D.C., Prod., v, 147. 



Asuncion (1512). = Balansa 952. 



This differs from all the following species in its low stems (3-6 

 dm. high), its crowded, deltoid-ovate leaves only 2-3|- cm. long, 

 scabrous above, with large ciliate, retrorsely revolute teeth, and 

 heads 8 or 9 mm, long, scales in 3 rows, with a pubescent, slightly 

 recurved tip. Achenia black, hispid on the angles. Whole plant 

 glandular and fuscous-hispid. 



Eupatoriiim "betonicaeforiiie (D.C.), Baker, Mart. Fl. Bras., vi, 



pt. 2, 362. 



Pilcomayo River (1511). April. 



A coarse plant with scabrous, branching stems 6-9 dm. high. 

 Leaves petiolate, opposite, cuneate, cordate or hastate at the base, 

 more or less dentate. Heads small, shortly pedicellate, in dense 

 corymbs 3 or 4 cm. long and broad. 30-40 flowers in the head. 



£upatoriiiiu Candolleanum, H. and A., Comp. Bot. Mag., ii, 243. 



Gran Chaco near Asuncion (366j ; Caballero (465). December- 

 January. 



These numbers were distributed by mistake as E. steviaefolium, 

 D.C., some of which may be mixed with them. 



A more delicate species, 4J-5 dm. high, with lanceolate, petioled, 

 more or less serrate leaves, with small corymbs of flowers on spread- 

 ing terminal branches. Styles much exserted, giving a feathery 

 appearance to the head. Flowers reddish-purple, 30-40 in the head. 



Ellipatoriuili Christieamim, Baker, Mart. Fl. Bras., vi, pt. 2, 298. 



Asuncion (70). November. 



Yery glabrous, suffruticose, 6-12 dm. high. Leaves lanceolate, 

 acuminate, cuneate at base, petioled, 3-nerved, entire or rarely few- 

 toothed, the largest about 10 cm. long and 3 cm. wide. Flowers 

 light blue, in small corymbs. Heads almost cylindrical, 6-8 mm. 

 long, 9-10 flowered, with 4-5 rows of appressed, ciliate involacral 

 scales. 



