GLOSSARY 



Ahaxile. Said of the core of a pome when the walls of the carpel are 



distant from the axis. 

 Abrupt. Suddenly narrowed. 

 Acaulescent. Stemless or apparently so. 

 Achene. A hard dry, one-seeded indehiscent fruit, especially one in which 



the pericarp very closely envelops the seed. 

 Acuminate. Tapering at the end. 

 Acute. Terminating with a sharp angle. 

 Adaptation. The fitness or fitting of any organ or organism to perform 



certain functions or to live in certain conditions. 

 Adventitious. Said of buds, or of shoots, which appear in abnormal or 



unaccustomed places or numbers, rather than at nodes and in definite 



number. 

 Estivation. The arrangement of the parts of the perianth in the bud. 

 Alternate (of leaves, etc.). Not opposite on the axis, but arranged singly 



at different heights. 

 Annual. Of only one year 's duration. 

 Annular. In the form of a ring. 

 Anther. The pollen-bearing part of a stamen. 

 Apetalous. Having no petals. 



Apex. The end of a fruit most distant from the stem. 

 Appressed. Lying close and flat against. 

 Areole. A small space marked out upon a surface. 

 Articulate. Having a node or joint. 



Ascending. Rising somewhat obliquely, or curving upward. 

 Attenuate. Slenderly tapering; becoming very narrow. 

 Axil. Angle above the junction of a leaf-blade, petiole, peduncle, or 



pedicel, Avith the branch or stalk from which it springs. 

 Axis. The central line of any organ or support of a group of organs. 



Base. The point of attachment of a fruit. 



Basin. In pomological writings, the depression in the apex of a pome. 



Beaked. Ending in a prolonged tip. 



Berry. A fruit, the whole pericarp of which is fleshy or pulpy. 



Biennial. Of two years' duration. 



Bifid. Two -cleft. 



Bisexual. Having both stamens and pistils. 



Blade. The expanded portion of a leaf, etc. 



Bloom. The delicate, white substance on the surface of some fruits; or 



on the canes of vine and bramble-fruits. 

 Blush. An unbroken red tint on the surface of a fruit. 

 Bract. A modified leaf subtending a flower or belonging to an inflorescence. 

 Bractlet. A secondary bract, as one upon the pedicel of a flower. 



473 



