GLOSSARY 



With references to illustrative cuts 



Acute. An angle less than a right angle, as in the apex of 



the leaf in Fig. 218. 

 Alternate. With one leaf at a node. 

 Angled. With more or less conspicuous angles or corners, 



as in Fig. 18. 

 Apex. That portion of an organ (e. g., a leaf) opposite the 



base, as the pointed end of Fig. 102. 

 Auriculate. With two basal lobes somewhat like the lower 



part of the human ear, as in Fig. 166. 

 Awl-shaped (leaf). Slender and slightly tapering from the 



base to a sharp apex, the broadest part of the leaf be- 

 ing at or near the base, as in Figs, i, 20. 

 Awn. A long stiff hair or hair-like point, as at the apex of 



Fig. 155- 



Base. That portion of an organ lying next to its stalk or 



to its supporting structure. 

 Berry. A juicy or fleshy fruit in which the seeds are not 



enclosed in definite compartments. 

 Blade. The flattened portion of the ordinary leaf. 

 Blunt. An angle greater than a right angle, as the apex of 



Fig. 21. 



Bract. A modified leaf in a flower or a fruit cluster. 

 Branchlet. A small (young) branch. 

 Bristle. A stiff hair-like structure; nearly the same as an 



awn. 



149 



