618 



MONOECIA POLTAPfDRIA 



* 



1. Americana. Mich. 



C. foliis oblongo-o- 

 vatis, acuminalis, iiiae 



^ 



Leaves oblong 



o 



qualiter serratis; stro- | qually serrate; 



biloram squairiis tri- 



partitis 



lacinia inter 



vate, acuminatej une- 



scales 



f the strobilus three- 

 parted, the middle seg- 



ovate- 



ment obhque 

 lanceolate, toothed on 



one side. 



media obliqua, ovato- 

 iai ce >lata, uno latere 

 dentata. 



Sp. pi. 4. p. 468. Mich. 2. p. 210. Pursh, 2. p. 623. Nutt, 2.p. 218. 

 C. Caroliniana, Walt. p. 236. 



A small tree rarely exceeding 20 feet in height or 6—8 inches in diame- 

 ter. Leaves alternate on short petioles, oval-lanceolate, acuminate, lineiy 

 serrate, ribbed, a little hairy along the veins. Aments axillary and terminal; 

 fertile ament generally terminating the small branches, pendulous, sometimes 

 leafy. Style 1. Stigmas 2. Scales of the strobilus increasing as the fruit 

 matures, resembling leaves 3-lobed, the middle one large ovate, serrate on 

 one side. Ntit small, ovate, acuminate, nerved, very hard. 



Grows in rich soils. 



Flowers Maich — April. 



I 



OSTRYA. Micheli. 



Masculi, 

 imbricatum. 

 squama 



Amentum 



Calyx 

 Corolla 0. 



Filamen ta r am o s a. 



Foemineu Amentum 

 nudum. Calyx Q. Co- 

 roUa 0. Capsulce infla- 



, imbricatae, mone- 



tae 



sperm ae 



Sterile Jioret. Ament 

 imbricate. Calyx a 

 scale. Corolla 0, Fila- 

 ments branching. 



Fertile florets 

 ment naked. CalyxO, 



Corolla 0. 



inflated, imbricate, one 



seeded. 



Capsules 



1, VlRGlNiCA. Willd. 



O. foliis ovato-oblon- 

 gis, basi sub cordatis, 

 acuminatis, inaequaliter 



Leaves ovate-o^- 

 long, slightly cordate at 



base 



> 



acuminate 



} 



une 



*' 



