IP s t c I s i a 197 



inate flower terminating a leafy branch, con- 

 sisting of an axis bearing numerous decussate 

 pairs of stamens; stamens orbicular, subpeltate, 

 with two to six pollen sacs. Pistillate flower 

 terminal on a short leafy branch, consisting of 

 an axis bearing whorled or decussately opposite 

 carpels; carpels subpeltate, the middle or upper 

 ones fertile, bearing one to many ovules. Fruit 

 globose, woody, the scales peltate with thick 

 distal ends formed principally from the greatly 

 enlarged upper side of the carpel, and bearing 

 a prominent central boss, the original apex of 

 the carpel. 



A genus of about eighteen species divided 

 into two sections, Eii-Cupressus and ChamcB- 

 cyparis. Only the latter is represented in north- 

 western North America. Four species of Eu- 

 Cu press us occur in California and Arizona. 

 Section Chamcccyparis. Spach. Hist. Veg. Phan. 



11: 329. 1842. as genus. 



Branchlets distichous, twigs somewhat flat- 

 tened, leaves four ranked, dimorphic, those of 

 the lateral ranks conduplicate, folded over the 

 almost flat leaves of the dorsal and ventral ranks, 



