GLOSSARY. 299 



Pollination. The carrying of pollen from the anther to the stigma. 



Polygamous. Perfect and unisexual flowers borne on the same plant. 



Pome. Fruit represented by the Apple, Thorn, Quince, etc. 



Propagation. The multiplication of plants. 



Pruning. The removing of branches from a plant to improve its 

 general appearance or to check or encourage growth. 



Pubescent. Covered with fine short hairs. 



Quarter sawing. The sawing on the radius but as it is not practicable 

 to do this exactly, the log is first quartered and then sawed 

 into boards, cutting them alternately from each face of the 

 quarter of the log. Sawed in this way the grain of the wood 

 does not show nearly so conspicuously and varied as in that 

 tangentially sawed but the ^rain is narrower and the wood 

 sawed in this way does not warp nearly so much as that tan- 

 gentially sawed and is much more expensive. 



Raceme. A simple inflorescence in which the flowers are on pedicels 

 and the lower open first, (e. g. Black Cherry, Plate 44.) 



Regular. Parts of each cycle of the perianth alike, (e. g. Bird 

 Cherry.) 



Root. Apart of the plant which absorbs nourishment for the plant, 

 or serves as a support. It may be underground or aerial. 



Root-cutting. See cutting. (Page 93.) 



Rudimentary. Imperfectly developed or in an early state of develop- 

 ment. 



Samara. A winged fruit, (e. g. Maple.) 



Saprophyte. A plant which lives upon and obtains its food from 

 dead organic matter. 



Sapwood. The outer or latest formed wood of a woody plant. 

 (Page 8.) 



Sawing. The two methods used in sawing ar termed tangential 

 sawing and quarter sawing, q. v. 



Scion. The part inserted in the stock in the various processes of 

 graftage. 



Seed. The body containing the embryo plant; the ripened ovule. 



Seedling. In nursery practice a young plant grown from seed and 

 not having been transplanted. 



Seed variety. A variety that comes true from seed. 



Sepal. One of the divisions of the calyx, 



Serrate. Saw-toothed, (e. g. leaves of Balsam Poplar.) 



Sessile. Without stalk. 



Sheath. In pines, the case-like part surrounding the base of the 

 needle cluster. 



Shrub. A woody plant with no main stem or trunk; a bush. 



