8G TREES AND SHK1 



9. SERICOTHECA 



A shrub to 10 feet high, with a few main ind numerous 



spreading branches bearing simple li id terminal spreading 



panicles of small white flowers; leavi te cuneate, decurrent, 



with a few rounded teeth, densely white villous beneath; sepals 5, 

 1.5 mm. long, cream-colored like the hemispberic hypanthium; petals 

 5. elliptic or oval, about 2 mm. lo istils 5. 



1 . sa. 



10. CERCOCARPUS li. B. K. Mountain Mahogany. 



Shrul(- e t high with stout stems, rather widely 



branching and hard brittle wood; leaves simple, fascicled, evergreen, 

 small; flowers solitary or fascicled with the leaves, inconspicuous; 

 hypanthium tubular, n inch long or less, persistent; sepals dull 

 whitish, small; corolla wanting; stamens numerous in 2 or 3 rows, 

 deciduous with the calyx; fruit a terete or fusiform densely villous 

 achene terminating in a long, slender, variously bent and curved 

 plumose tail sometimes 2 inches long. 



Leaves large, 1 to 1% inches long, coarsely 

 toothed. 



Pubescence of the petioles and flowers ap- 



pressed, silky. !. c . parviflorus. 



Pubescence of the petioles and flowers 



spreadnig, not silky. 2. C. pallidus. 



Leaves small, ?4 inch long or less, entire or with 

 a few inconspicuous and very small teeth 

 near the apex. 



Pubescence of the petioles and flowers spread- 

 ing, loose; upper surface of the leaves 

 mostly soft-pubescent. 3. c. paucidentatus. 



Pubescence appressed, silky; upper surface ' 

 of the leaves glabrous or with a few silkv, 

 appressed hairs; leaves narrower. 4. C. breviflorus. 



