J 36 Plants Collected in Paraguay. 



£upatorium coiiyzoides, Vahl., Symb., iii, 96. 



Asuncion (684). April. = Balansa 940 a. 



Stems downy. Branches opposite, divaricate, nearly at right 

 angles to the stem. Leaves petioled, unequally serrate or entire, 

 triangular, acuminate, cuneate at base. Flowers blue. Corymbs 

 large, di-trichotomous. Heads 15-20 flowered, 9 or 10 mm. long. 

 Scales 3-5 nerved, appressed. Achenia scabrous. This occurs 

 occasionally on the Florida coast (Curtiss). 



Eupatorium densiflorum, Morong, n. sp. 



Stems 6-12 dm. liigh, and with the branches striate and pubescent. 

 Branches numerous, opposite, ascending at a sharp angle ; internodes 1^3 

 cm. long. Leaves numerous, opposite, lanceolate or linear-lanceolate, entire 

 or sparsely and remotely serrulate, revolute, obtusely pointed at the apex, 

 sloping at base into a short petiole, 3-nerved, glabrous above, pubescent and 

 black glandular dotted beneath, the largest 10 cm. long and 2 cm. wide. 

 Densely flowered. Flowers blue, the corymbs numerous on long terminal 

 branches, the whole flower-bearing portion 20-25 cm. long. Heads scarcely 

 campanulate, 7 or 8 mm. long, on peduncles 7-15 mm. in length. Involucral 

 scales linear, acute, glabrous, 3-nerved, appressed, in 4 or 5 rows, the inner- 

 most 5-7 mm. long, a little surpassed by the white pappus- About 20-flowered. 

 Achenia black, slightly pubescent on the angles. 



Near E. ivaefolium, but dififering from that species in the density 

 of the inflorescence and leaves, the pubescence, and especially in the 

 involucral scales. 



Found at the Kecolleta, near Asuncion (627). March. 



Eupatorium hecatantliiiiti (D.C.), Baker, 1. c, 365. 



Asuncion (280 b). December. 



Easily distinguished by the red woolly appendages at the tips 

 of the scales. Heads 50-80 flowered. Leaves long-petioled, broad 

 cordate-hastate, deltoid in outline, crenate-dentate, 6-15 cm. long. 



Kiipatorium iTaefolium, L., Amoen. Acad., v, 405. 



Trinidad (274); Pilcomayo River (1012). = Balansa 939. 

 December- April. 



Does not seem to differ from the forms of this species occurring 

 in our Southern States. 



Siipatorium laeve, B.C., Prod., v, 169. 



Asuncion (637). April. = Balansa 918. 



The specimens obtained were from the garden of Herr Mangels, 

 for many years German Consul at Asuncion. It has been .exten- 



