308 APPENDIX I 



Anemophilous, a term applied to flowers which are cross- 

 pollinated by the agency of wind ; cf. Entomophilous. 



Angiosperm, a Flowering Plant whose ovules are enclosed in 

 ovaries. The term is used in opposition to Gymnosperm 



(?..). 



Annual, a term used to describe plants which pass through 

 their whole life-history in one year, and then die. 



Anther, the upper portion of the stamen consisting of the 

 pollen-sacs and the tissue between them. 



Apetalous, without petals, or with very small rudimentary 

 petals e.g., the flowers of the Willow. 



Apocarpous, applied to the gynaeceum of a flower in which all 

 the carpels are free from one another e.g., the Marsh 

 Marigold (Caltha). 



Aquatic, living in water. 



Asexual, a term applied to reproduction by means of organs 

 other than the stamens and carpels e.g., Bulbils of 

 Polygonum viviparum (p. 156). 



Assimilation, the process by which the plant converts raw food 

 material into its own substance. The term is used especi- 

 ally in reference to Carbon Assimilation that is to say, 

 the formation of organic substance from carbon dioxide 

 and water by green plants in sunlight (p. 10). 



Association, a community of plants living together (p. 32). 



Awn, a prolongation of an organ, usually thread-like ; cf. the 

 awned fruits of Anemone alpina (p. 39). 



Axil, the angle formed, on the upper side, at the point of 

 attachment of a lateral organ to the main organ e.g., the 

 angle above the attachment of a leaf to the stem. 



Axis, a term generally used to imply the stem. The root may 

 also be termed an axis. Such organs as leaves are 

 appendages of the axis. 



Berry, an indehiscent fruit, containing several seeds surrounded 

 by a juicy or fleshy pulp e.g. 9 the Bilberry and Gooseberry. 



