128 FAMILIAR LESSONS IN BOTANY. 



Ovaries borne on the receptacle. Sepals and petals decidu- 

 ous . ..RANUNCULACEiE. 



Sepals and petals persistent.. Cabombace^ 

 Ovary solitary, 1-celled. 



Placenta central. Sepals 2, deciduous. Anthers intorse Portulacace^. 



Sepals 5, persistent. Anthers extorse Droseraceje. 



Placentae parietal. 



Calyx persistent. Capsule 3-valved ; placentae 3. Cistace^. 



Calyx deciduous. Juice colored. Leaves simple, lobed Papaverace^. 



Juice watery. Placenta 1. Leaves 2-3, ternate CiMiciruGE^. 



Juice watery. Placentae 2. Leaves simple or trifoliolate.CAPPARiDACE^. 

 Ovary solitary, 2-many-celled. 



Stamens connected with the base of the petals. 



Stamens united in a column. Sepals valvate Malvaceae. 



in a ring. imbricated Camelliace^. 



inacluster. deciduous Tiliace^,. 



separate. Ovary 5-celled. Leaves tubular Sarraceniace^. 



Ovary many-celled. Leaves flat NTMPH^ACEiE. 



+t Stamens twice as many as the petals. 



Ovary more than one. 



Flowers dioecious. Fruit a drupe. Trees with pinnate leaves Simarubace^. 



perfect. dry, indehiscent, 1-3-seeded, aquatic herbs. 



Cabombace^. 



a many-seeded follicle. Fleshy herbs Crassulace^. 



Ovary solitary, 1-celled. 



Leaves alternate. Fruit a legume. Leaves stipulate Leguminos^. 



opposite. 



Fruit a capsule, with parietal placentae. Leaves entire, dotted. 



Hypericace^. 



with a free central placenta. Leaves dotless. 



Caryophyllace^. 



a drupe. Shrubs with trifoliolate dotted leaves Burserace^. 



a berry. Herbs with two peltate lobed leaves. . .Berbkridace^. 



Ovary solitary, 2-celled. 



Flowers inegular : stamens monadelphous. Capsule 2-seeded PoLYnALACEiE. 



regular ; separate. long, mauy-seeded.TiLiACE^. 



Ovary solitary, 3-celled. Shrubs, with alternate leaves. 



Flowers monoecious. Fruit 3-6eeded, 3-valved. Stamens united.. Euphorbiace^. 



perfect. 3-seeded, 3-winged. indehiscent Cyrillace^. 



many-seeded, 3-valved Ericaceae, 



Ovary solitary, 4-celled. Stamens 8. 



Style single. Low, fleshy root-parasites, with scale-like leaves. .Monotrope.e. 

 A shrub, with alternate leaves and bractless 



flowers Cyrillace.*;. 



Styles 4. Flowers cymose. Capsule 4-lobed, spreading Crassulace^. 



Ovary solitary, 5-celled. Stamens 10. 



Style single. Stamens separate. Leaves alternate, simple Pyrole^. 



Styles 5. Cells of the fruit separating into 1 seeded nutlets Geraniace^. 



united. Leaves trifoliate Oxalidaceje. 



Ovary solitary, 7-celled. Anthers opening by terminal pores Ericacb.«. 



