14-8 



APPENDIX ON PRACTICAL WOllK. 



VII. The Flower :— 



1. Symmetry (p. 80). 



2. Floral receptacle (p. 8 1 ). 



3. Relation of parts. — Shown by a floral diagram (p. 82). 



4. Calyx. 



5. Corolla. 



6. Andrxcium ; and 



7. Gyncecium. — Described under five headings, preferably in a table or 

 schedule. 



In the case of unisexual flowers two schedules will be required. 



8. Nectaries. 



9. Protection and Cross- Pollination. — Endeavour to make out some of 

 the arrangements described in Chapter IX. 



VIII. Fruit and Seeds : — 



1. Kind of Fruit (pp. 135-139). 



2. Number and Arrangement of Seeds (cf. pp. 104-106). 



3. Protection and Distribution of Seeds. — Try to identify some of the 

 methods described on pp. 140-142. 



IX. Classification. 



Remarks on Preceding Headings.— The beginner will undoubtedly 

 find considerable difficulty in attempting plant description. It is 

 better to make a preliminary study of roots, stems, &c, &c, before try- 

 ing entire plants. Above all things, never describe an absent part, 

 about which you happen to know something. Technical terms will be 

 gradually acquired, but in default of them use ordinary language, as 

 tersely and clearly as possible. 



I. Habit. — A judgment as to the kind of plant has often to be formed 



rom a small part of it. A woody stem points to a perennial, and if a 



cross-section shows annual rings (p. 38), this is certain. Leathery leaves 



generally belong to perennial evergreens. On the other hand, an isolated 



1 A large number is indicated by 00. 



