xiv TERMS USED IN DESCRIBING THE FLOWER 189 



How to describe a Flower. In describing a flower the 

 following plan should be followed, taking the organs in the 

 order shown. 



Flower. (a) Whether complete or incomplete. 



(b) Whether actinomorphic or zygomorphic. 



(c) Shape. 



(ff) Diameter, colour, perfume. 



Calyx. (a) Whether polysepalous or gamosepalous. 



(b) Number of sepals or lobes of calyx. 



(c) Whether inferior or superior. 



(d) Shape of calyx or sepals, markings, colour, smooth or 

 hairy. 



Corolla. (a) Whether polypetalous or gamopetalous. 



(b) Number of petals or lobes of corolla. 



(t') Whether superior, hypogynous, perigynous, or epigynous. 



(ft) Shape of petals or lobes of corolla. 



Andrcecium. (a) Whether free, monadelphous, diadel- 

 phous, or polyadelphous. 



(b) Number of stamens or indefinite. 



(c) Whether hypogynous, perigynous, epigynous, epipetalous, 

 or gynandrous. 



(d) Shape and length of filaments. 



(e) Whether anther two-lobed, and how fixed to filament, 

 introrse or extrorse. 



Gyncecium. (a) Whether monocarpous, apocarpous, or 

 syncarpous. 



(b} Number of carpels. 



(c) Whether inferior or superior. 



(d) Whether style long or short. 



(<?) Whether stigmas terminal, 2-fid, 3-fid, 4-fid, &c. 



(f) Whether ovary one, two, three, or more celled. 



Ovules. (a) How many ? 



(b} Placentation axile, parietal, free-central, marginal, or 

 basal. 



Then represent the parts and arrangement of the flowers in 

 floral formulae and floral diagram. 



