GLOSSARY OF BOTANICAL TERMS 



AND 



INDEX TO PART I. 



The numbers refer to the pages where the illustrations appear or where 

 fuller definitions of the words are given. 



Abortive. Defective or barren ; not producing seeds. 



Abrupt base of leaf, 21. 



Abruptly pinnate. Pinnate, without an odd leaflet at the end ; even- 

 pinnate, 20. 



Acerose. Slender; needle-shaped, 20. 



Acorn, 27. 



Acuminate. Taper-pointed, 22. 



Acute. Terminating in a well-defined angle, usually less than a 

 right angle, 22. 



Adventitious buds, 31. 



Alternate. Not opposite each other ; as the leaves of a stem when 

 arranged one after the other along the branch, 18. 



Angulated. Edge with such sudden bends as to form angles. 



Annual layer of wood, 13. 



Anther. The essential part of a stamen of a flower ; the part which 

 contains the pollen, 24. 



Apetalous. Said of a flower which has no corolla, 25. 



Apex. The point or summit, as the point of a leaf. 



Apple-pome. A fruit like the apple, with seeds in horny cells, 27. 



Appressed. Pressed close to the stem or other part, 19. 



Ariled. Seed with a somewhat membranous appendage, sometimes 

 surrounding it, and attached to one end. 



Aromatic. With an agreeable odor. 



Arrangement of flowers, 26 ; of leaves, 18. 



Astringent. That which contracts or draws together muscular 

 fiber; the opposite of laxative. 



Auriculate. Furnished with ear-shaped appendages, 21. 



Awl-shaped. Like a shoemaker's curved awl ; subulate, 21. 



Awned. Furnished with a bristle-shaped appendage, 22. 



Axil. The angle between the leafstalk and the twig, 14. 



Axillary. Situated in the axil ; as a bud, branch, or flower-cluster 

 when in the axil of a leaf, 14, 26, 30. 



