516 
PHYTOGRAPHY. 
BOOK IV 
respect to the petals, insertion, proportion to the ovarium and 
corolla ; whether separate, or combined in several parcels ; 
whether in one series or several, of equal or unequal length. 
Filaments, their form, length, and surface. Anthers, their 
mode of insertion on the filament ; dehiscence with respect to 
the axis, whether inwards or outwards, and, with respect to 
themselves, whether transversely or longitudinally, by pores, 
or otherwise ; their form ; * structure of the endothecium ; 
surface, colour, size ; the proportion they bear to the size of 
the filaments, the number of their valves, the nature of the 
connectivum. 
Pollen. Its colour, form, size, surface; whether distinct or 
cohering; and * mode of bursting. 
Disk. If present, its size, figure, texture, and station. 
Ovary. Its apparent, as well as theoretical, structure ; 
the position of its carpels with respect to the organs around 
it ; its surface ; mode of division ; number of ribs, if any ; 
veins ; cells. Ovules, their number ; insertion upon the pla- 
centa ; position with respect to the axis of the ovary ; the 
situation of their foramen. Styles, their number, length, 
figure, surface, direction, and proportion. Stiymas, their 
number, form, and surface. 
Fruit. Its texture, form ; whether naked, or covered by 
the remains of the floral envelopes ; whether sessile or stipi- 
tate ; mode of dehiscence, if any ; number of its valves and 
cells; situation of the placentae; nature of its axis; number 
of its seeds. 
Seed. Its position with respect to the axis of the fruit, 
mode of insertion, form, surface ; the texture and nature of 
the testa, aril, and other appendages, if any; * position of 
the raphe and chalaza. Albumen, its texture, if any. Embryo, 
its direction ; position with respect to the axis of the fruit, to 
the hilum of the seed, and to the albumen ; the proportion it 
bears to the mass of the latter ; the form of its cotyledons and 
radicle ; its mode of germination. 
The medical and economical qualities. 
Its distribution on the surface of the earth. 
The points in which it ayrees or disagrees with other 
species. 
