TYRANT FLY-CATCHER. 407 



covered by the bristly feathers. Head rather large, neck stout, body 

 ovate. Feet rather short ; tarsus covered anteriorly with a few scutella, 

 compressed, acute behind, about the same length as the middle toe ; toes 

 free, scutellate above ; claws arched, compressed, acute. 



Plumage soft, blended, glossy. Basirostral bristles long, directed 

 outwards. Feathers of the head narrow, elongated, and erectile, forming 

 a short longitudinal tuft. Wings rather long, the second and third quills 

 longest. Tail rather long, even, of twelve broadly acuminate feathers. 



Bill black. Iris dark brown. Feet greyish-blue. The general co- 

 lour of the upper parts is dark bluish-grey, the head darker. Feathers 

 along the middle of the crown forming a rich flame-coloured patch, mar- 

 gined with yellow. Quills brownish-black, as are the coverts, which, to- 

 gether with the secondary quills, are externally margined and tipped with 

 duU white. Tail brownish-black, deeper towards the end, each feather 

 largely tipped with white, of which colour also is part of the outer web 

 of the lateral feathers. Under parts greyish-white, throat and fore-neck 

 pure white, the breast tinged with ash-grey. 



Length 8| inches, extent of wings 14^ ; bill along the ridge y^, 

 along the gap 1 . 



Adult Female. Plate LXXIX. Fig. 2. 



The female is duUer in colouring ; the upper parts being lighter and 

 tinged with brown, the under parts more dusky, the orange spot on the 

 head smaller and not so bright, and the white tip of the tail less pure and 

 not so extensive. 



The Cotton-wood. 



PoPULrs CANDiCANS, IVilld. Sp. PI. voL iv. p. 806". Pursh. Fl. Araer. vol. ii. p. 618. 

 Mich. Arbr. Forest, de I'Amer. Sept. vol. iii. PI. 13.— Dkecia octandria, Linn. 

 Amentace^, Juss. 



This species of Poplar is distinguished by its broadly cordate, acumi- 

 nate, unequally and obtusely serrated, venous leaves ; hairy petioles, re- 

 sinous buds, and round twigs. The leaves are dark green above, whitish 

 beneath. The resinous substance with which the buds are covered has 

 an agreeable smell. The bark is smooth, of a greenish tint. 



