XVI TABLE or GENERV 



C'uneft, small, oval, or globular and ligneous, with 

 oval, entire, imbricated scales, destitute of the 

 dorsal bractea. 



Seeds, from three to five under each scale, with u 

 thin crusty shell, and hardly any wing. 



Gen. Thuiopsis, Siehold. Leaves, scale-formed, opposite, re- 

 gularly and closely imbricated in four rows. 



Floivers, male and female on the same plant, but 

 separate. 



Cones, somewhat globular, woody, and composed 

 of eight or ten valvated, smooth scales. 



Seeds, in fives, at the base of each scale, orbi- 

 cularly compressed, and furnished with a mem- 

 branaceous wing on each side. 



Gen. WiDDKiNGTONiA, Endlichev. Leaves, alternate, or in 

 whorls, linear or needle-shaped, and spreading on 

 the branches, but very small, scale-formed, and 

 somewhat imbricated, with a gland on the back, in 

 the adult branches. 

 Flowers, male and female on the same plant. 

 Cones, globular, and composed of four valves or 

 scales, somewhat in a whorl, round a depressed 

 axis, and converging at the edges. 



Seeds, few, from abortion, and mostly in twos ; 

 but with from five to ten ovules at the base of 

 each scale, in one or two series, with a crustaceous 

 covering, spreading on each side into a membra- 

 naceous wing. 



Gen. E.ETINISP0RA, Sielold. Leaves, linear, or scale-formed, in 

 threes or opposite pairs, mostly spreading and 

 persistent. 



Flowers, male and female on the same plant, but . 

 separate. 



Cones, very small, globular, woody, and with 

 from five to six opposite pairs of scales, shield- 

 shaped on the top. 



Seeds, two at the base of each scale, in grooves, 

 coated with resin, and furnished with membra- 

 naceous wings. 



