198 IP s t e I s i a 



or on leading shoots the twigs terete, leaves 

 similar and with slightly spreading tips. Car- 

 pels opposite, decussate, one-to five-ovuled. 

 Fruit ripening the lirst season. 



This section differs from Eii-Cu pressiis in its 

 r//;//a-like foliage, its few-ovuled carpels, and 

 in llic fact that its fruit ripens the first season. 

 It has frequently been recognized as a distinct 

 genus, but the differences are not as marked as 

 those which exist between the subgenera of 

 J Kill perns, and do not appear sufficient to give 

 generic rank to this group. 



Five species of North America and Japan. 



Cn pressus nootkatensis 'La,mhert, Pinus. 2:18. 

 1824. 

 [Chamacyparis nootkatcnsis (Lambert) Spach. 



Hist. \'eg. 11:333.1842.] Yellow Cypress. 



Yellow Cedar. 



A tree with horizontal branches, stout, dis- 

 tichous, terete or slightly flattened twigs, and 

 deciduous spray; leaves four-ranked, scale-like 

 acute or acuminate, 2-10 millimeters long, usual- 

 ly eglandular, dimorphic on the smaller twigs; 

 cones spherical, 7-12 millimeters in diameter, 



