GLOSSARY 



Achene. A small, dry, hard, seed-like fruit containing a single seed. 



Acuminate, Taper-pointed. 



Acute. Ending with an acute angle. 



Alternate. Located singly on the stem, with other leaves above or 



below. 



Annual. Living but a single season. 



Anther. The (usually) enlarged end of a stamen, bearing the pollen. 

 Ascending. Rising or curving obliquely upward. 



Auricle. An ear-shape appendage at the base of a leaf or other organ. 

 Auricled, auriculate. Furnished with auricles. 

 Awl-shape. Tapering to a slender stiff point. 

 Awn. An awl-shape or bristle-shape appendage. 

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

 Axillary. Arising from or produced in the axil. 

 Basal. Arising from or produced at the base. 

 Beak. Ending in a prominent slender point. 

 Bract, A small leaf near the base of a flower or flower-stalk, or in 



a flower-cluster. 



Bracteal. An adjective derived from bract. 

 Bipinnate. A leaf with a pinnately branched axis, bearing leaflets on 



the sides of the branches. 

 Calyx. The outer portion of the flower, usually green in color. In 



some plants it is colored to resemble (or replace) the corolla, 



and in others may be minute or wanting. 



Capitate. Shaped like a head; or arranged in a dense compact cluster. 

 Capsule. A dry fruit with usually several seeds, opening at maturity. 

 Catkin. A cylindrical or ovoid cluster of inconspicuous flowers, for 



example, the "pussy willow." 

 Cells of ovary. The cavity or cavities within an ovary, in which the 



seeds are produced. 



Ciliate. Provided with hairs at the margin. 

 Clasping 1 . With the base of a leaf or other organ wholly or partly 



surrounding the stem. 



Cleft Deeply divided toward the base or the mid-rib. 

 Closed sheath. A leaf-sheath in which the margins are united to 



form a tube. 

 Composite. A flower-cluster containing several or many small flowers, 



closely crowded together and provided with calyx-like bracts, so 



that the whole cluster resembles a single flower. 



Compound. Composed of 2 or more similar parts united, as a com- 

 pound ovary. 

 Compound leaf. A leaf with two or more separate leaflets on a single 



petiole. 



