Spring Flora of Oklahoma 
209 
Caryopsis—The grain of fruit of grasses, with a thin pericarp ad¬ 
herent to the seed. 
Catkin—Same as ament. 
Caudate—Tailed ; pointed like a tail. 
Caulescent—Having an evident stem. 
Cauline—Pertaining to the stems. 
Cell—The unit of plant and animal structure; usually consisting 
of a small mass of protoplasm containing a nucleus and with 
a cell wall. 
Chaff—Dry, thin scales. 
Chalaza—The base of an ovule. 
Chartaceous—-Having the texture of paper or parchment. 
Chloroplasts—The minute, green, chlorophyll-bearing color bodies in 
the cells of a plant. 
Chlorophyll—The green coloring matter of plants. 
Choripetalous—Having the petals separate or free. 
Cilia—Slender protoplasmic lashes or projections extending from cer¬ 
tain cells. Slender hair-like processes between the teeth of the 
peristome of a moss. 
Ciliate—Provided with marginal hairs; having cilia. 
Ciliolate—Minutely ciliate. 
Cinerous—Ash-colored ; ashy. 
Circinate—Rolled inward from the apex. 
Circumscissile—Transversely dehiscent, the top falling off as a lid. 
developing from lateral archegonia. 
Clavate—Club-shaped. 
Claw—The narrowed base of certain petals. 
Cleft—Divided almost to the middle. 
Cleistogamous—Flowers which do not opfen and are pollinated from 
their own anthers. 
Complete flower—One having sepals, petals, stamens, and carpels. 
Compound—Composed of several parts or divisions. 
Compressed—Flattened laterally. 
Conduplicate—'Folded lengthwise. 
Connate—United from the first. 
Convolute—Rolled around or rolled up longitudinally. 
Cordate—Heart-shaped. 
Coriaceous—Leathery. 
Conn—A swollen, fleshy, upright, geophilous stem. 
Corolla—The inner set of sterile, usually colored, floral leaves; the 
whole set of petals. 
Corona—An appendage of the corolla ; a crown-like margin at the 
ton of an organ. 
Corymb—A convex or flat-topped inflorescence of the racemose type. 
Corymbose—In corymbs, or corymb-like. 
Cotyledon—A leaf-like organ of the embryo in the seed. 
