M'Nab — Remarks on the Leaves of certain Coniferce. 213 



Parlatore gives A. "Williamsonii as a syxLonym of his P. Pattoniana, 

 ■while Bertrand gives Williamsonii as a synonym of his T. Hookeriana, 



5. Pinus (Tsuga) Brunoniana Wall. 



Pinus dumosa Don. Parlatore. 



Shoots hairy ; leaves twelve to fourteen lines long in two rows ; 

 deciduous ; margins slightly reflexed ; serrulate ; apex obtuse ; upper 

 side grass green, with a central furrow, beneath with a band of nine 

 or ten rows of stomata placed close to each side of the central carina. 

 Plate 23, fig. 5. 



6. Pinus (Tsuga) Sieboldii Carr. 



Pinus Tsuga Ant. Parlatore. 



Shoots glabrous ; leaves eight to ten lines long in two rows ; margin 

 entire ; apex emargiaate, sometimes acute ; upper side dark green, 

 with a central furrow, beneath with a band of six to eight rows of 

 stomata on each side of the middle line. Plate 23, fig. 6. 



In conclusion, I have to tender my best thanks to Dr. Moore, 

 Glasnevin, for kindly furnishing me with specimens from Glasnevin 

 Gardens ; while to my father I am chiefly indebted, as he furnished 

 me with specimens of all the forms cultivated in the Eoyal Botanic 

 Garden, Edinburgh. 



