14 ANALYTICAL KEY. 



Pistils (as to ovary) one below but 3-several-lobed or horned at the top — riax 

 Not fleshy plants: petals unequal, out or cleft: pod 1-eelled, 



many-seeded MIGNONETTE F. 68 



Not fleshy : pod several-celled, several-seeded, 



(Nigella) CROWFOOT F. 34 

 Fleshy plants : petals equal, narrow, entire FIG MARIGOLD F. 199 

 Pistil one, completely so as to the ovary, which is — 



One-celled, and with one parietal placenta, or otherwise showing 

 that the pistil is of a single carpel — 

 Shrubs or trees : leaves twice pinnate or else phyllodia: fruit 



a pod (Acacia) PULSE F. 116 



Shrubs or trees : leaves simple : stone fruit (Prunus) ROSE F. 141 

 Herbs : with 1-flowered 1-2-leaved stems : leaves peltate, 



(Podophyllum) BARBERRY F. 49 

 Herbs: with flowers in racemes, &c. : leaves not peltate, 



CROWFOOT F. 34 

 One-celled, with two or more parietal placentse — 



Calyx free from the ovary : stamens on the receptacle — 

 Leaves punctate with pellucid and dark dots, opposite, 



entire . . . .ST. JOHN'S-WORT F. 81 

 Leaves not punctate — 



Calyx persistent, of 5 unequal sepals ROCKROSE F. 69 

 Calyx deciduous, of 4 sepals : petals 4, 



(Polanisia) CAPER F. 68 

 Calyx falling when the corolla opens or before: 

 petals more numerous than the (mostly 2) 



sepals POPPY F. 54 



Calyx coherent with the ovary — 



Fleshy and leafless, often prickly plants CACTUS F. 195 

 Leafy herbs, rough or bristly, the hairs sometimes 



stinging LOASA F. 187 



Two-several-celled, or when 1-celled the ovules not parietal — 

 Leaves punctate with both dark and pellucid dots, opposite : 



ovary superior . . .ST. JOHN'S-WORT F. 81 

 Leaves punctate with pellucid dots, not jointed with their 



stalk: ovary inferior .... MYRTLE F. 175 

 Leaves punctate with pellucid dots, alternate, jointed with 



their stalk : ovary superior ... . . RUE F. 98 

 Leaves not punctate with pellucid dots, and — 



All at the root, in the form of pitchers or tubes, 



PITCHER PLANT F. 53 

 All at the root, bearing a flytrap at the end, 



SUNDEW F. 173 

 All from prostrate rootstocks or tubers under water, 

 mostly peltate or rounded, equal-sided, 



WATER LILY F. 51 

 On the rootstock or tuber, or alternate on stems, unequal- 

 sided, succulent : flowers monoecious BEGONIA F. 193 

 On herbaceous stems, succulent : pod 1-celled, 



PURSLANE F. 79 

 On woody stems (trees or shrubs), of ordinary confor- 

 mation — 

 Stamens on the receptacle, mostly in 5 clusters : calyx 

 valvate in the bud: stipules (often deciduous), 



LINDEN F. 91 

 Stamens in 5 clusters, one on the base of each petal : 

 calyx imbricated in the bud : no stipules — 

 Ovary superior, 5-celled . CAMELLIA F. 84 

 Ovary partly inferior, becoming one-celled and 



one-seeded .... STORAX F. 277 

 Stamens separate : leaves alternate, mostly with 



stipules PEAR SUBF. 143 



, Stamens separate : leaves opposite or some of them 



scattered: no stipules — 

 Calyx tube or cup wholly adherent to the 3-5- 



celled ovary . . SAXIFRAGE F. 164 

 Calyx cup extended beyond the free or adherent 



few-many-celled ovary LOOSESTRIFE F. 177 



