132 SYNOPSIS OF THE NATURAL SYSTEM. 



30 Pods 2-carpeIed, one-celled. CAPFARIDACEJE. XIV 



30 Pods 3 6-carpeled, one-celled. RESEDACEJE. XV 



31 Ovaries (3 20) as many as the sepals. ----- CRASSULACEJE. LXIV 



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



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



32 Flowers in racemes, solitary, &c. ONAGRACE.E. LV 



33 Carpels 2, dry, separable, 1-seeded, indehiscent. - - UMBELLIFER^E. LXVII 



33 Carp. 2 5, inseparably combined into a berry or drupe. ARALIACE^:. LXVIII 



34 Flowers regular. -------------------- 35 



34 Flowers irregular. --------------------36 



35 Stamens monadelphous (74, xvi). MALVACE.E. XXXVII 



35 Stamens distinct. ROSACES. 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. BEGONIACEJE. LVID 

 37 Capsule not winged. Flowers perfect. ------ VIOLA CE^E. XVII 



38 Stipules present, sometimes minute. 39 



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



39 Ovaries 5, distinct and one-seeded in fruit. - - - GERANIACEJE. 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. ----------- POLYGALACE.E. 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. - - - - MELASTOMACEJE. LI 

 43 Calyx tube wholly adherent to the ovary. ----- 44 



44 Involucre 4-leaved, white, subtending the small cyme. - - - CORNACE.K. LXIX 

 44 Invol. 0. (Lvs. 2 only. BERB. vi. Lvs. 3, Comp. Aral. LXVIII.) ONAGRACE*:. LV 



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



45 Ovaries compound. - 46 



46 Sepals 2, fewer than the petals. PORTULACACE.E. 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. --------- LYTHRACE.E. LI1 



48 Sepals unequal, nearly distinct. - CISTACEJE. 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. - CARYOPHYLLACEJE. XXIII 



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



51 Stamens 20 or more, indefinite. Exotic. - - - MESEMBRYACE.E. LXII 



51 Stamens fewer than 20, definite. -52 



52 Carpels (follicles) distinct, always as many as the sepals. CRASSULACE.E. LXIV 



52 Carpels 2 5, partly or completely united. 53 



53 Embryo coiled around the albumen. Styles 3 5. CARYOPHYLLACE.E. XXIII 



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



54 Leaves opposite. -------------------- 55 



54 Leaves alternate. -----65 



55 Stipules present, deciduous. - - CELASTRACE.E. XLV 



55 Stipules none. 56 



56 Flowers irregular. HIPPOCASTANACEJE. XLIII 



56 Flowers regular. ___-__--_-----_--_-- 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. - - HYPERICACEJE. XX 

 59 Ovaries 00, simple, enclosed in the fleshy calyx. - CALYCANTHACEJE. XLIX 



60 Styles united into one. MYRTACEJE. L 



60 Styles 4, distinct. PHILADELPHE*;. LXV 



61 Ovary superior. --------------------62 



61 Ovary inferior. - 63 



62 Fruit a one-celled capsule. Depressed shrubs. CISTACEJE. XIX 



62 Fruit 2 united samans (116, 10). Erect shrubs and trees. - ACERACEJE. XLI1 

 62 Fruit a 2-seeded berry. Climbing by tendrils. - - - VITACEJE. XXXVIII 



