^20 COMPOSITE. 



Species about 400, chiefly American. 



In England we have E. cannabimim, Hemp-Agrimony, Ger. Wasser- 

 dosten, which is abundant on the temperate Himalayas and occurs also in 

 Khasia and Burma. 



Named fro>/i one Mithridates Eupator ivho is said to have brought the 

 plant into tise. 



Eupatorium glandulosum H. B. & K.; IX 3. Stem 



3 to 6 feet, shrubby, reddish, branched, very glandular 



on all the young parts and scented with a peculiar acrid 



odour. Leaves opposite : stalks I to 2 inches : blades 



I to 3 by % to ij^ inches, thin, trapezoid or almost 



triangular, with very broadly wedge-shaped and almost 



horizontal base, crenate-dentate except the basal margin. 



Flower-heads white in terminal glandular masses,^ inch, 



many-flowered : involucral bracts about twenty in two 



rows, lanceolate acute, shorter than the florets, with 



two well-defined nerves and scarious margin. Florets 



white, fragrant : corolla tube % inch, slender. Stylar 



arms long and far exserted, divergent. Achenes black, 



glabrous, i/io inch, slender, crowned by a pappus of 



ten to twelve white scabrid hairs, twice as long. Bot. 



Mag. t. 8139. 



A garden plant, native of Mexico, common as an escape by 

 road-sides in Ootacamund. Fyson 2039, 3020. 



DICHROCEPHALA. f.b.i. 78 xii. 



Round-head, 



Annual herbs with alternate toothed or cut leaves, 

 and distinguished from all our COMPOSITE by the small 

 and almost perfectly spherical flower-heads composed 

 of perfect bisexual florets at the top and narrow female 

 flowers round the sides. Anther bases rounded. Stylar 

 arms short flattened. Achenes compressed without 

 pappus or with two small scales. 



Species 4 or 5 in Asia and Africa. 



