APETALOUS EXOGENOUS PLANTS. 511 



SYNOPSIS. 



* Seed orthotropous ; plants doited with resinous glands. 



Flowers dictcious. Filaments united below. Leaves seirate or entire. Stipules 

 none Myuica. 



Flowers monoecious. Filaments forking. Leaves pinnatifid. Stipules half -cor- 

 date COMPTONIA. 



** Seeds amphitropous. Plant destitute of glands. 



Flowers dictcious. Filaments duHinct. Stigma solitary. Leaves entire. Stipules 

 none Leitneria. 



M YRICA, L. Wax-Myrtle ; Bayberry. 



Flowers in short axillary aments. dioecious, each in the 

 axil of a scale-like bract ; cali/x and corolla none ; stamens 

 2-10, with the filaments united below ; ovar^j inclosed in 

 a cup of 3-5 rounded scales; ovule orthotropous ; stigmas 

 2 (rarely 4), flattened on the inner face, widely spreading ; 

 nut globose, covered with waxy grains. — Shrubs or small 

 trees, dotted with minute resinous and odorous glands ; 

 Iranches clustered; Zeaye^? short-petioled, serrate or entire; 

 stipules none. 



M. CERIFERA, L. {Wax- Myrtle ; Bayherry.) Branclilets 

 pubescent ; leaves lanceolate or oblong-lanceolate, mostly 

 obtuse, entire, or with a few sharp serratures near the 

 apex, smooth, or pubescent on the veins beneath, tapering 

 into a petiole ; sterile aments very numerous, oblong ; 

 bracts wedge-shaped ; stamens 4 ; fertile aments small ; 

 bracts rounded, obscurely 3-lobed ; scales of the ovary 4, 

 ciliate ; stigmas 2; fniit abundant, white. Margins of 

 swamps. March and April. — A shrub or small /ree ; leaves 

 persistent along our southern limits, but northwardly de- 

 ciduous, lJ'-4' long. 



M. INODORA, Bartr. Smooth ; leaves perennial, coria- 

 ceous, oblong, obtuse, very entire, tapering into a petiole, 

 with the margins revolute ; sterile aments oval or oblong, 



