180 Proceedin,^s of the Ohio State Academy of Science 



: ; GLOSSARY. 



Achene. A one-seeded dry indehisceiit fruit with a tightly fitting peri- 

 carp around the seed. 



Actinomorphic. Radially symmetrical: a flower or organ which can be 

 cut into similar equal halves by two or more planes. 



Acuminate. Tapering gradually to the apex. 



Acute. Sharp pointed. 



Adnate. An organ adhering to another ; an anther attached longitudinally 

 to the end of the filament. 



Adventive, Apparently becoming naturalized. 



Alternate. With a single leaf or other organ at each node. 



Anient. A slender usually flexible spike of flowers, as in the willows. 



Androecium. The whole set of stamens in a flower. 



Anther. The spore-bearing part of a stamen: the part which finally 

 contains the pollen sacs. 



Anthesis. The period of flowering. 



Apetalous. Without petals. 



Appressed. Lying close against another organ. 



Aril. A fleshy organ around the hilum. 



Auricled. With ear-like lobes. 



Axillary bud. A bud in the axil of a leaf. 



Axil. The point of a stem just above the base of the leaf. 



Axile. In the axis of an organ. 



Baccate. Berry-like. 



Berry. A fruit with a fleshy or pulpy pericarp. 



Bilocular (2-lGcular). Having two cavities. 



Bisporangiate. Having both microsporangia and megasporangia ; having 



both stamens and carpels. 

 Blade. The expanded part of a leaf. 



Bract. A small, rudimentary, or imperfectly developed leaf. 

 Bud scale. One of the scales in the winter bud. 

 Bundle scar. A scar in a leaf scar produced by a vascular bundle or 



strand of bundles. 



Caducous. Falling away very soon after development. 



Calyx. The outer set of sterile floral leaves ; the whole set of sepals. 



Canescent. With gray or hoary fine pubescence. 



Capitate. Arranged in a head. 



Capsule. A dry fruit of two or more carpels usually dehiscent by valves 



or teeth. 

 Carpel. The megasporophyll of a seed plant : the modified leaf or stem 



bearing the ovules. 



