24 



oNcronjM. 



auricles at the base ; crest a semi-terete white plate produced in front 



into numerous yellow teeth in five series of twos and threes. Column 



brownish with a small hastate wing on each side of the stigma and two 



linear deflexed auricles below it. 



Oncidium chrysodipterum, supra. 



A remarkably handsome Oncid acquired by us at one of the 



London orchid sales, and which, when it flowered in our houses in 



the spring of 1891, we were unable to refer to any species known 



to us. It is very near Oncidium serratum and On. lamelligerwm, 



Oncidium chrysodipterum. 



from both of which it differs in its petals, crest, and column, but 

 like them it is doubtless of Andean origin. The original plant is 

 now in the fine collection of the Hon. F. L. Ames at North Easton, 

 Massachusetts. The specific name, literally "golden wings,^^ refers 

 to the petals, which are exceptionally bright and attractive. 



On. chrysomorphum. 



Pseudo-bulbs ovoid, 1| inches long, compressed, smooth, with very 

 acute edges, di-triphyllous. Leaves linear, sub-acute, 7 — 9 inches long, 

 coriaceous. Scapes stoutish, erect, 18 — 21 inches high, panicled from 

 the middle, the branches distichous and alternate, short and curved down- 

 wards ; bracts spathaceous, sheathing ^ inch long. Flowers numerous, 



