GLOSSARY 



Abortive. Defective or barren. 



Achene. A small, dry, hard, one-celled, and one-seeded fruit, with 



tightly fitting and valveless covering. 

 Acute. Sharp-pointed. 

 Alternate (leaves). Not opposite ; arranged singly at different heights 



on the axis. 



Annual. A plant which matures fruit in one year. 

 Anther. The part of a stamen which contains the pollen. 

 Appressed. Lying flatly and close against. 

 Ascending. Curving upward or rising obliquely. 

 Auricle. An ear-shaped lobe or appendage. 

 Awl-shaped. Tapering from the base to a rigid point. 

 Awn. A very slender but stiff and bristle-like appendage. 

 Axil. The angle formed by the junction of a leaf or branch with the 



Axillary. Situated in an axil. 



Barbed. Tipped with sharp, rigid, and reflexed points. 



Beaked. Having a tapering, prolonged tip. 



Berry. A simple fruit which is wholly pulpy or fleshy except the outer 



skin. 



Biennial. Of two years' duration. 

 Blade. The flat, expanded part of a leaf. 

 Bract. A more or less modified leaf subtending a flower, or a flower 



cluster, or sometimes borne on a stem. 



Bulb. An underground leaf-bud with fleshy scales or coats. 

 Bulbous. Bearing bulbs. 

 Calyx. The outer floral envelope. 

 Canescent. Hoary with fine gray hairs. 

 Capillary. Hair-like. 

 Capitate. Shaped like a head. 

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



or teeth. 



Carpel. A single ovary, or one part of a compound ovary. 

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