Calyx. The outer part of a perianth, usually green in color. 



Page xni. 



Campanulate. Bell-shaped. 

 Capsule. A dry fruit of more than one carpel which splits at 



maturity to release the seeds. 



Carpel. A simple pistil, or one member of a compound pistil. 

 Catkin. A spike of unisexual flowers, each subtended by a 



bract, and usually deciduous in one piece. 



Chambered. Said of pith which is interrupted by hollow spaces. 

 Ciliate. Fringed with hairs on the margin. 

 Cinereous. Ash-gray color. 



Claw. The narrow, stalk-like base of a petal, sepal, etc. 

 Cleft. Cut about half-way to the middle. 

 Cluster. A group of two or more organs (flowers, fruit, etc.) 



on a plant at a node or end of a stem. 

 Compound. Composed of two or more similar parts united into 



a whole. Compound leaf, one divided into separate leaflets. 

 Cone. A fruit with woody, overlapping scales. 

 Conical. Cone-shaped, largest at the base and tapering to the 



apex. 

 Connective. The portion of a stamen which connects the two 



cells of the anther. 

 Cordate. Heart-shaped. Page xn. 

 Coriaceous. Leather-like in texture. 

 Corky. Made of, or like cork. 

 Corolla. The inner part of a perianth, usually bright colored. 



Page xin. 

 Corymb. A flower-cluster in which the axis is shortened and 



the pedicels of the lower flowers lengthened, forming a flat- 

 topped inflorescence, the marginal flowers blooming first. 



Page xiv. 



Corymbose. Arranged in corymbs. 



Crenate. Dentate, with the teeth much rounded. Page xin. 

 Crenulate. Finely crenate. 

 Crown. The upper part of a tree, including the living branches 



with their foliage. 

 Cutting. A piece of the stem, root or leaf which, if cut off and 



placed in contact with the soil, will form new roots and 



buds, reproducing the parent plant. 

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