300 Proceedings of the Ohio State Academy of Science, 



Compound — Composed of several parts or divisions. 



Cone — A primitive flower ; a specialized branch of sporophylls 



whose apical growth has ceased. 

 Cordate — Heart-shaped. 

 Coriaceous — Leathery. 

 Crenate — With rounded teeth. 

 Crenulate — Minutely crenate. 

 Cuneate — Wedge-shaped. 



Decompound — More than once compound. 



Decurrent — Applied to an organ extending along the sides of 



another. 

 Deltoid — Broadly triangular. 

 Dentate — With outwardly projecting teeth. 

 Denticulate — Finely toothed. 

 Dichotomous — Two-forked. 

 Divided — Cleft to the base or to the midrib. 



Emarginate — With a notched apex. 

 Entire — Without teeth, or serrations. 

 Epidermis — The external layer of cells of a plant. 

 Eusporangiate — Having the sporangia developed from sub- 

 epidermal cells. 



Falcate — Scythe-shaped. 



Fertile — Bearing spores, gametes, or seeds. 



Fibro- vascular — Containing fibers, vessels, and tubular cells. 



Filiform — Thread-like. 



Flaccid — Soft and weak. 



Frond — Sometimes wrongly applied to the leaves of ferns. 



Fruiting — Bearing spores, seed or fruit. 



Gamete — A sexual cell. 



Gametophyte — The sexual generation of plants. 



Glabrous — Without hairs. 



Gland — A secreting hair, or group of secreting cells. 



Glaucous — Covered with a bluish or white bloom. 



