278 



GLOSSARY 



Bractlet. As used in this text, 

 a very small bract. 



Branchlet. A small branch. 

 Used in this text only for 

 growth of the current year. 



Bristle. A long, stiff hair. Used 

 in this text for structures less 

 formidable than prickles. 



Bundle trace. A small scar in- 

 side the leaf-scar, which marks 

 the position of a sap-conduct- 

 ing strand (vascular bundle). 



Calyx. The outer, usually 

 green part of a blossom. The 

 term that is applied collec- 

 tively to all the sepals of a 

 flower. 



Capitate. Arranged or formed 

 in heads or in dense or com- 

 pact clusters. Or, in connec- 

 tion with a pistil, the stigma 

 in the form of a cap at the 

 top of the st\le. 



Capsule. A dry fruit made up 

 of more than one pod, which 

 usually opens at maturity. 

 Violets and poppies produce 

 their seeds in capsules. 



Carpel. A simple pistil. In a 

 compound pistil the number of 

 carpels is the same as the 

 number of pistils that have 

 grown together. 



Catkin. The crowded flower 

 spike characteristic of wil- 

 lows. See ament. 



Canescent. Densely covered 

 with close, fine, hair that is 

 grayish. 



Caudate. Provided with a tail- 

 like appendage. Used to de- 

 scribe some leaf bases and the 

 sepals of rose blossoms. 



Chambered. Divided by cross 

 plates into small rooms. Used 

 to describe the partitioned 

 pith space in certain stems. 



Ciliate. Bearing short, usually 

 stiff hairs. Used especially to 

 describe leaf margins. 



Ciliolate. The same as ciliate, 

 except that the hairs are mi- 

 nute. 



Claw. The long, narrow stalk 

 into which the bases of petals 

 of some kinds of flowers 

 taper. 



Collaterally. Placed side by 

 side. 



Compound. Composed of a 

 number of similar parts. Used 

 to designate leaves with 

 blades subdivided into smaller 

 leaflets and pistils composed 

 of 2 or more united carpels. 



Conic. Resembling a cone in 

 shape. 



Connate. Grown together. 

 Used in this text especially to 

 indicate that the bases of 

 leaves are united around the 

 stem. 



Constricted. Drawn together 

 or narrowed at some point. 

 Used most often to describe 

 leaves that are narrower in 

 the middle than at the tip and 

 base. 



Cordate. Heart-shaped. Used 

 to indicate the general shape 

 of leaves and petals but more 

 particularly to describe the 

 manner in which leaf bases 

 join petioles. 



Corolla. The inner, usually 

 colored part of a blossom. 

 The term applied collectively 

 to all the petals of a flower. 



Corymb. An inflorescence in 

 which the pedicels of lower 

 flowers elongate so that all of 

 the flowers make a relatively 

 flat top. 



Crenate. Provided with round- 

 ed rather than sharp-pointed 

 teeth. Used especially to de- 

 scribe margins of leaves. 



Crenate-serrate. Toothed with 

 round-pointed teeth. Used to 

 describe leaf margins that are 

 not exactly serrate yet are 



