CLASSIFICATIONS OF ORDERS AND GENERA. 
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|| Leaves opposite. Stamens epipetalous. 
Stamens 5. Climbing shrubs Parsonsia, p. 187. 
Stamens 5. Herbs, very bitter Gentianea;, p. 189. 
Stamens 5. Erect or prostrate shrubs Loganiacea;, p. 188. 
Stamens 2 or 4. Herbs or shrubs Scrophularinea;, p. 200. 
Stamens 5. Sepals 2. Herbs ........ Portulacea:, p. 26. 
§§§ Ovary superior. Corolla irregular, 2-lipped. 
Leaves opposite. 
Ovary 4-lobed to the base. Filaments curved downwards. 
Herbs Labiata;, p. 225. 
Ovary 4-lobed to the base. Filaments curved upwards. 
Shrubs or trees Verbenacea:, p. 223. 
Ovary not deeply 4-lobed. 
Ovary 1-celled, nearly 2-celled from the 2 projecting 
placentas Rhabdothamnu 9, p. 221. 
Ovary 2-celled Scrophularinea;, p. 200i 
Leaves alternate, or 0 in some Lentibulariea. 
Shrub. Stamens 4. Leaves with pellucid dots . . . Myoporum, p. 224. 
Herbs. Stamens 2. Leaves linear capillary or 0 . . TJtricularia, p. 222. 
III. Flowers with a single perianth or 0, the calyx or corolla or 
both being absent. 
§ Perianth single. 
f Ovary inferior. These marked * are all provided with a 
double perianth, but the calyx has so obscure a limb, 
that they may naturally be sought for in this division. 
a. Trees or shrubs. 
Parasitic shrubs. Leaves opposite, exstipulate . . . *Loranthacea, p. 106. 
Tree. Leaves opposite or alternate or 0, exstipulate. 
Flowers hermaphrodite Santalum, p. 247. 
Tree. Leaves alternate, exstipulate, very large, long- 
petioled. Flowers capitate, unisexual ..... Meryta, p. 104. 
Trees. Leaves alternate, stipulate. Flowers unisexual Fagus, p. 249. 
Shrub. Leaves alternate, small, stipulate . . . . Pomaderris, p. 43. 
f}. Herbs (flowers unisexual in all). 
Prostrate or climbing, with tendrils *Sicyos, p. 82. 
Aquatic. Leaves opposite or whorled Haloragea:, p. 64. 
Scapigerous. Leaves radical. Flowers unisexual . . *Gunnera, p. 67. 
Tuberous root parasite. Stems or scapes scaly . . . Dactylanthus, p. 255. 
ft Ovary superior, 
a. Leaves stipulate. 
Spiny shrub or tree, often leafless. Calyx valvate . . Discaria, p. 43. 
Herbs and shrubs. Stipules membranous, sheathing 
the stem Polygonka:, p. 235. 
Herbs and shrubs. Stipules free. Flowers unisexual . Urticea:, p. 250. 
Tree. Stipules free. Flowers unisexual. Stamens 6 
or more Carumbium, p. 248. 
/3. Leaves exstipulate. 
1. Carpels many, free. 
Stamens hypogynous Ranijnculacea:, p. 1. 
Stamens perigynous Monimiacea:, p. 239. 
2. Carpels solitary or ovary 1-celled. 
Leaves 0. 
Fleshy, jointed, maritime herb Salicornia, p. 233. 
Twining, slender, parasitic herb Cassytha, p. 239. 
Small shrub. Branches grooved. Fruit red . . Exocarpus, p. 246. 
Leaves opposite. 
Trees or shrubs. Leaves opposite and alternate. 
Stamens 4 or 5 Santalum, p. 247. 
