12 
Carpels not separating at the apex. 20 
Carpels separating widely at the apex. 
Leaves alternate. Herbs. Saxifragacea:. p. 131. 
Leaves opposite. Shrubs. Hvdeaxgeacea:. p. 132. t 
20. — Calyx not valvate in the hud. 21 
Calyx valvate in the bud. 
Embryo curved. Tetragoniaceje. p. 156. f 
Embrvo straight. 
Stamens opposite the petals, and of the same number. 
Rhamnacea:. p. 86. 
Stamens alternate with the petals, or not of the same number. 
Albumen none. Onagraceae. p. 141. 
Albumen copious. Cornaceae. p. 1 67. 
21. — Stamens doubled downwards. Anthers elongated. Leaves 
ribbed. Melastomacea:. p. 148. 
Stamens not doubled down. Anthers short. 
Seeds very numerous, minute. Escallioxaceae. 
‘ Seeds few, one to four. Bruniaceae. 
22. — Placentas parietal. Stipules becoming tendrils. 
Cucurbit ace ae. p. 158. 
Placentas in the axis. 
Stamens opposite the petals, and of the same number. 
Rhamxace.e. p. 86. 
Stamens alternate with the petals, or not of the same number. 
Leaves opposite. Riiizophoraceae. 
Leaves alternate. Hamamelidaceae. p. 140. 
I, C. — CALYCIFLORAL EXOGENS. Monopetalous. 
23. — Ovary inferior. 24 
Ovary superior. 
Leaves with minute stipules. Stackiiousiaceae. 
Leaves without stipules. 
