ANALYSIS OF TUB NATURAL OKDERS. 193 



h Stamens 5, alternate with the 5 petals. Seeds 00. LINAGES. So 



h Stamens 5, opposite to the 5 petals. Seed 1. ORDER, 80 



h Stamens 10, the filaments united at the base* OXALIDAOLE. 32 



h Stamens 624 (twice as many as the petals), distinct. CRASSULACE/E. 60 



i Ovary one-celled. Leaves radical, irritable. DROSERACE^E. 19 



i Ovary 2 5-celled. Leaves dotless, mostly radical. ORDER. 73 



Leaves dotted. Cauline, pinnate. RUTACE^E. 37 



j Styles 5 or more. Ovary 1-celled, half-adherent. Sepals 2. POETULACACE^E. 22 



j Style 1, carpels as many as the petals (2 6). ONAGRACEJS. 52 



j Styles 2, carpels 2, fewer than the (5) petals. Seeds several. SAXITRAGACE^E. 61 



j Styles 2, carpels 2, fewer than the (5) petals. Seeds two. UMBELIFER^E. 63 



j Styles 3 5, ovary 3 5-celled, 3 5-seeded. ABALIACE^:. 64 



k Ovaries many, or few, rarely 1, always simple. RANUNCULACE^E. 1 



k Ovary compound, 3-carpeled, open before ripe. RESEDACE^E. 15 



I Sepals 2. Petals 4 (2 pairs). Stain. 6. Spurs 12, blunt. FUMARIACEJS. 12 



I Sepals 5, very unequal, Petals 3. Stam. 6 8. No spur. POLYGALACEJS. 45 



1 Sepals 4, petals 2, all colored alike. Spur slender. BALSAMINACE/E. 34 



I Sepals and petals each 4, not very irregular. No spur. CAPPARIDACE^E. 14 



5. Stamens 8. Spur slender. TROPJEOLACE-E. 35 



5. Stamens 5. Spur blunt or none. VIOLACE^. 16 



5. Stam. 10 (or more). Fr. a legume. LEGUJIINOS.E. 46 



m Pistils many, entirely distinct, simple. RANUNCULACE.E. 1 



m Pistils 3 5, united more or less completely. HYPEBICACE.E. 18 



m Pistils 5 10, united, with sessile stigmas and many petals. MESEMBKYACE^:. 23 



n Pistil solitary, simple. Petals 69. Stamens 1218. BERBERIDACE^:. 6 



n Pistils 3 or more, distinct, simple. Flowers all symmetrical. CRASSULACE.E. 60 



n Pistils 2, consolidated with the 5 stamens. Juice milky. ORDER. 97 



o Carpels as many as the sepals. Anthers open at the top. MELASTOMACE^E. 50 



o Carpels as many as the sepals. Anthers open laterally. ONAGRACE.*;. 52 



o Carpels fewer than the sepals, OO-seeded. Styles 2. SAXIFRAGACE^E. 61 



1-seeded. Styles 2 or 3. ARALIACE.C. 64 



1-seeded. Style 1 (double). CORNACEJE. 65 



p .Style 3 cleft at the summit. PORTULACACE^:. 22 



p S-tyle and stigma 1, undivided. ORDER. 78 



q Leaves pinnate, with iuterpetiolar stipules. ZYGOPHYLLACE^!. 33 



q Lvs. simple, toothed or lobed. Flowers cruciform. Stamens 6. CRUCEFER.E. 13 

 q Lvs. simple, toothed or lobed. Flowers 5-merous. Stamens 10. GEBANIACE^E. 31 

 q Leaves simple, entire, (qq) 



qq Petals and stamens on the throat of the calyx. LYTHRACE^U 51 



qq Pet. hypogynous. Fls. irregular, unsymmetrical. POLYGAXACEJS. 45 



Fls. regular 2 (or 3)-parted throughout. ELATINACE^:. 20 



5-parted. Leaves punctate. HYPERICACE^E. 18 



Lvs. dotless. CARYOPHYLLACE.E. 21 



r Pistil a simple carpel, becoming a legume. Stamens 10 100. LEGUMINOS.E. 46 



r Pistil compound, 3-carpeled. Fls. perfect. Lvs. digitate. SAPINDACE.E. 41 



3-carpeled. Fls. monoecious. Cultivated. BEGONIACE.S:. 59 



5-carpeled. Stipules present. Cultivated. GERANIACEJS. 31 



Stipules none. Native. ERICACEAE. 73 



s Stamens on the receptacle, in several sets. Leaves dotted. HYPERICACE^E. 18 



s Stamens on calyx.-^Ovaries many, free, but enclosed. CALYCANTHACE..E. 48 



Ov. compound, free in the bell-shaped cal. LYTHBACE.E. 51 



Ov. adherent. Fruit fleshy, baccate. MYRTACEJS. 49 



Fruit dry, capsular. SAXIFRAGACE*. 61 



t Petals imbricate or valvate in sestivation. (n) 



t Petals convolute. Anthers 1-celled, turned inwards. MALVACEAE. 24 



Anthers 2-celled, turned outwards. STEBCULIACEJE. 25 



13 



