KEY TO 1>WAKF Till .IA AM) CHAM. h< "H'A IMS iiill 



KEY BASED M A IN FA' OX TIIF, LEAVES 1-'(K, TIIK 

 DWARF YAIMKTIKS OF THUJA AND CILULK- 

 CYPARIS 



* Leaves alii nit linear, and spreading well from the stems. (A.) 

 A. Leaves sharp-pointed and rather still, dull green abme. ami 



grayish lielow, changing to brownish in winter. (B.) 

 B. Bush globose or broadly pryamidal; leaves rather distantly 

 arranged on slender branches. Hi ATH-I.I.AVEI> Aunouvn i. 

 (.7.12) Thuja occidentals ericoides. 



B. Pmsh of several erect steins, and branches also erect; leaves 

 not so distantly arranged. .li NITER-LEAVED AKHORVIT/E 

 (.V.t:{) Thuja orient fdis decussala. 



A. Leaves less sharp, .soft rather than stiff, and with a somewhat, 

 silvery appearance; low tree. I nit sometimes shrub-like, with 

 branches much divided. SILVER RETINOSPORA (;">'. M; Cha- 

 ma:cyparis pisffera squarrosa. 



A. Leaves as "in the last, but more spreading ; silvery only on lower 

 side. JUVENILE CYPRESS (o'.)'>) Chamsecyparis tlm.ides 

 ericoides. 



* Leaves of two kinds on different branchlets, some linear and 



spreading, others scale-like; brandies with scale leaves flattened, 

 fan-form. (C.; 



C. Low, compact, and broadly spreading, with somewhat silvery 

 foliage. TonTiirMB (5 ( .!) Thuja occidentalis Kllwangeriana. 



C. Similar to the last but of more erect growth, leaves bluish green. 

 INTERMEDIATE CYPRESS (5'.7) Chamaecyparis thyoides (C. 

 sphaeroidea) Andely^nsis. 



C. Similar (to first C), but the upper branchlets slender and spar- 

 ingly divided. SPAETH'S ABBOEVIT^B -- Thuja occidentalis 

 Spaeth ii. 



C. Most leaves elongated and slightly spreading; conic bush with 

 erect branchlets having a feathery appearance. FEATHERY I'EA- 

 FRUITED HETINOSPORA (5!>8) < 'hamiecyparis pisffera plumosa. 



* Leaves all shortened and scale-like ; spray fan-like. 



There are so many varieties in cultivation under this third * that it 

 will probably be better to give them under the names of the species, 

 allowing for the fuller descriptions. 



HATCHET-LEAVED A'RRORVITJE Thuja dolabrftta Is one of the finest 

 of the Japanese trees, and is especially good for lawn planting in single 



