GLOSSARY 



Abortion. Premature birth. 



A caulescent. Stemless. 



Acridity. Sharp, bitter taste. 



Acuminate. Taper-pointed. 



Aleurone. The protein layer of a seed. 



Alternate. One after another (used of the arrangement of leaves on a 

 stem). 



Anaerobic. A term applied to organisms which thrive best when air is 

 excluded. 



Anaesthesia. Loss of feeling. 



Annual. Maturing in one year. 



Anther. The pollen-sac of a stamen. 



Antidote. A substance which counteracts a poison. 



Antiferment. A preventative of fermentation. 



Antitoxin. An antidote for a toxin. 



Arterioles. Fine, elastic-walled blood vessels connecting arteries and capil- 

 laries. 



Arthropods. Animals with jointed limbs like the insects, spiders, etc. 



A scomycete. A fungus which bears its spores in asci. 



Ascus (PI. asci). A spore sac. 



Asphyxia. Suffocation. 



Ataxia. Inability to coordinate voluntary movements. 



Atrophy. Degeneration. 



Autopsy. An examination after death. 



Awns. "Beards", as in barley. 



Axil. The angle between leaf and stem. 



Bacillus. A rod-shaped type of bacterium. 



Biennial. Maturing in two years. 



Botulism. A disease produced by a bacillus living in spoiled meats, etc. 



Bracts. Small abortive leaves. 



Calyx. The outer whorl of a complete flower, composed of sepals, usually 

 green. 



Capillary. A fine, thin-walled bloodvessel, where gaseous, food and other 

 exchange takes place. 



Capsule. A short pod. 



Cardiac. Relating to the heart. 



