222 PARSLEY ORDER 



fruit an involucre with many bracts, a cup at the base or nearly enclosing 

 the 1-seeded nut or acorn ; flowers greenish, staminate many in drooping 

 catkins, pistillate solitary ; leaves entire to pinnatifid, sometimes evergreen ; 

 trees or shrubs. 



1. Scales of the acorn cup with long spreading 



tips; usually trees Q.macrocdrpa 



2. Scales not long and spreading ; usually shrubs 



a. Leaves deciduous, deeply ronnd-lobed, smooth 



to hairy 



(1) Acorns keg-shaped, about ]/z covered by 



the cup Q. Gunnisoni 



(2) Acorns ovoid, about Yi covered by the cup Q. Gambelii 



b. Leaves evergreen or somewhat so, sinuately 



toothed, the teeth sharp-pointed or spiny Q. unduldta 



APIALES PARSLEY ORDER 

 ARALIACEAE GINSENG FAMILY 



Sepals usually 5, united into a tube grown to the ovary, petals usually 

 5, white or greenish, separate, stamens 5, alternate with the petals, ovary 

 5-celled, styles 5, fruit a berry ; flowers mostly perfect, in umbels ; perennial 

 herbs with alternate leaves divided into three 3-5-pinnate parts. 



Aralia Linne 1753 Aralia, Wild Sarsaparilla 

 (Of uncertain origin and meaning) 

 PL 35, fig. 1. 

 Characters of the family. 

 Stems short or none; leaflets 3-5, 2-5 in. long; umbels 



usually 3 A. nudicaitlis 



CORNACEAE DOGWOOD FAMILY 



Sepals 4, united into a calyx grown to the ovary, petals 4. white, green- 

 ish or purple, rarely wanting, stamens usually 4, ovary 2-celled, stigma 1, 

 fruit a drupe, 2-celled and 2-seeded ; flowers in cymes or heads, the latter 

 margined with large petal-like bracts ; shrubs or trees with whorled, oppo- 

 site or alternate, simple usually entire leaves. 



Cornus Linne 1753 Cornel, Dogwood 

 (Lat. cornus, dogwood) 

 PI. 35, fig. 2-3. 

 Characters of the family. 



