148 APPENDIX ON PRACTICAL WORK. 
VII. Tue FLower :— 
. Symmetry (p. 80). 
Floral receptacle (p. 81). 
. Relation of parts.—Shown by a floral diagram (p. 82). 
Calyz. 
. Corolla. 
. Andrecium ; and 
. Gynecium.—Described under five headings, preferably in a table or 
schedule. | 
SAWS WYN 
External 
No.? Characters. 
Arrange- c “ 
aan Cohesion, Adhesion. 
_ | fe 
Calyx— 
Sepals 
Corolla— 
Petals 
Andreecium— 
Filaments 
Anthers . 
Gynwcium— 
Stigma : 
meryle) galet 4th pp. 98-100 | pp. 100-101 | pp. IOI | pp. 101-106 
Ovary. Bite 
Ovules 
p. 83 p. 84 p. 84 pp. 85-85 
pp. 86-87 p. 87 p. 87 pp. 87-91 
pp. 92-94 Pp. 95 p- 95 pp. 96-97 
° . . ° 
— Oe — ae eee 
In the case of unisexual flowers two schedules will be required. 
8. Nectarves. 
g. Protection and Cross-Pollination.—Endeavour to make out some of 
the arrangements described in Chapter IX, 
VIII. Fruit AnD SEEDS :— 
1. Kind of Frut (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. 
TX. 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. Hasrr.—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 co, 
