132 SYNOPSIS OF THE NATURAL SYSTEM. 



30 Pods 2-carpeled, one-celled. Capparidaceje. XIV 



30 Pods 3— 6-carpeled, one-celled. Resedaceje. XV 



31 Ovaries (3 — 20) as many as the sepals. Crassulace^. LXIV 



31 Ovaries (2) fewer than the sepals. Saxifragace-e. LXV 



32 Flowers in simple or compound umbels. ------------33 



32 Flowers in racemes, solitary, &c. Onaghace;e. LV 



33 Carpels 2, dry, separable, 1-seedcd, indehiscent. - - Umbelliferje. LXVII 

 33 Carp. 2 — g, inseparably combined into a berry or drupe. Araliaceje. LXVIII 



34 Flowers regular. 35 



34 Flowers irregular. 36 



35 Stamens monadelphous (74, xvi). MALVACEiE. XXXVII 



35 Stamens distinct. __--. RosACEis. XLVIII 



36 Fruit a three-celled capsule. 37 



36 Fruit a legume (116, 4). Leguminosje. XLVL 



37 Caps.with 3 broad wings. Monoecious and monadelphous. Begoniace^. LVIIJ 



37 Capsule not winged. Flowers perfect. Violace^. XVII 



38 Stipules present, sometimes minute. --. 39 



38 Stipules none. -.-.--_. .41 



39 Ovaries 5, distinct and one-seeded in fruit. - - - GEEANiACEiE. XXVII 



39 Ovary compound, 1 — 5-celled. ---40 



40 Sepals, petals and stamens 5. Illecebraceje. XXII 



40 Sepals, petals, stamens and styles 2 or 3. Aquatic. - Elatinaceje. XXV 



41 Flowers very irregular. Polygalaceje. XVI 



41 Flowers regular or slightly unequal. --42 



42 Ovaries inferior. 43 



42 Ovaries superior. 45 



43 Calyx adhering only to the angles of the ovary. - - - - Melastomace^. LI 

 43 Calyx tube wholly adherent to the ovary. 44 



44 Involucre 4-leaved, white, subtending the small cyme. - - - Cornace^. LXIX 

 44 Involucre 0. Leaves (3 only, compound, lxviii.) many. - Onagraceje. LV 



45 Ovaries 00, distinct, simple, acheniate, caudate. - - - Ranunculaces. I 



45 Ovaries compound, (or simple, with 2 Ivs and 1. fl. VI.) 46 



46 Sepals 2, fewer than the petals. Poetulacace^. XXIV 



46 Sepals 3 — 5, more or less united. ______ 47 



47 Styles united into one. , ____ 48 



47 Styles distinct. 49 



48 Sepals equal, combined into a tube. - - -^-. _____ LythracejE. LIl 



48 Sepals unequal, nearly distinct. - ' Cistaces. XIX 



49 Stamens hypogynous (arising from the receptacle). ---50 



49 Stamens perigynous (arising from the calyx). 51 



50 Stem tumid at the nodes. Leaves not punctate. - Caryophyllace^. XXIII 



50 Stem often ancipital. Leaves with pellucid and black dots. HYPEHicACEiE. XX 



51 Stamens 20 or more, indefinite. Exotic. - - - Mesembryacej:. LXII 



51 Stamens fewer than 20, definite. 52 



52 Carpels (follicles) distinct, always as many as the sepals. Crassulace^. LXIV 



52 Carpels 2 — 5, partly or completely united. 53 



53 Embryo coiled around the albumen. Styles 3 — 5. Caryophyllaceje. XXIII 

 53 Embryo straight, in the midst of the alb. Styles 2. - Saxifragace^. LXV 



54 Leaves opposite. - 55 



54 Leaves alternate. 65 



55 Stipules present, deciduous. Celastrace^, XLV 



55 Stipules none. ____ - 56 



56 Flowers irregular. HippocAsxANACEiE. XLIII 



56 Flowers regSar. - 57 



57 Stamens (00) indefinite, 20 or more. 58 



57 Stamens definite, fewer than 20. --- __61 



58 Ovary superior (§ 97). 60 



58 Ovary inferior. - ------59 



59 Ovary compound, of 3 — 5 carpels. Leaves dotted. - - Hypericace^. XX 

 69 Ovaries 00, simple, enclosed in the fleshy calyx. - Calycanthace.e. XLIX 



60 Styles united into one. MYRTACEiE. L 



60 Styles 4, distinct. § Philadelphe.e. LXV 



61 Ovary superior. ._._ -62 



61 Ovary inferior. 63 



62 Fruit a one-celled capsule. Depressed shrubs. Cistace^. XIX 



62 Fruit 2 united samarEe (116, 10). Erect shrubs and trees. - Acerace^e. XLIl 

 G2 Fruit a 2-seeded berry. Ciimbing by tendrils. - - - Vitace-e. XXXVIII 



