ANALYSIS OF THK NATURAL OKDEK8. 193 



h Stamens 5, alternate with the 5 petals. Seeds 00. LINAGES. 30 



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



h Stamens 10, the filaments united at the base. OXALIDACE>E. S2 



h Stamens 6 24 (twice as many as the petals), distinct. CBASSULACE.E. 60 



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



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



Leaves dotted. Cauline, pinnate. RCTACI;J:. 37 



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



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



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



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



j Styles 3 5, ovary 3 5-celled, 3 5-seeded. ARALIACE^;. 64 



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



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



1 Sepals 2. Petals 4 (2 pairs). Stain. 6. Spurs 12, blunt. FUMARIACE^. 12 



1 Sepals 5, very unequal, Petals 3. Stam. 6 8. No spur. POLYGALACE.E. 45 



1 Sepals 4, petals 2, all colored alike. Spur slender. BALSAMTNACE.S:. 34 



1 Sepals and petals each i, not very irregular. No spur. CAPPARIDACE^E. 14 



5. Stamens 8. Spur slender. TROP^OLACE^E. 35 



5. Stamens 5. Spur blunt or none. VIOLACE-E. 16 



5. Stam. 10 (or more). Fr. a legume. LEGUMINOS s. 46 



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



m Pistils 3 5, united more or less completely. HYPERICACEJ:. 18 



m Pistils 5 10, united, with sessile stigmas and many petals. MESEMBRYACEJE. 23 



n Pistil solitary, simple. Petals 6 9. Stamens 12 18. BERBERIDACE.. 6 



n Pistils 3 or more, distinct, simple. Flowers all symmetrical. CRASSUIACEJE. 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. ONAGRACELS:. 52 



o Carpels fewer than the sepals, OO-seeded. Styles 2. SAXIFBAGACEJB. 61 



1-seeded. Styles 2 or 3. ARAUACEJE. 64 



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



p Style 3 cleft at the summit. POBTULACACE.E. 22 



p Style and stigma 1, undivided. ORDER. 78 



q Leaves pinnate, with interpetiolar stipules. ZYGOPHYLLACEJE. 33 



q Lvs. simple, toothed or lobed. Flowers cruciform. Stamens 6. CRUCIFER^. 13 

 q Lvs. simple, toothed or lobed. Flowers 5-merous. Stamens 10. GERANIACEJC. 31 

 jq Leaves simple, entire, (qq) 



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



qq Pet. hypogynous.-i^^Fls. irregular,, unsymmetrical. POLYGALACE^. 46 



Fls. regular-\2_(pr 3)-parted throughout. ELATINACE^:. 20 



S-parted.JvLeaves punctate. HYPEBICACE^:. 18 



Lvs. dotless. CABYOPHYLLACE.E. 21 



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



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



3-carpeled. Fls. monoecious. Cultivated. BEGONIACELS. 59 



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



Stipules none. Native. ERICACEAE. 73 



8 Stamens on the receptacle, in several sets. Leaves dotted. HYPERICACE.S:. 18 



8 Stamens on calyx. Ovaries many, free, but enclosed. CALYCANTHACE^:. 48 



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



Ov. adherent. Fruit fleshy, baccate. MYRTACE^. 49 



Fruit dry, capsular. SAXIFRAGACE.*. 61 



t Petals imbricate or valvate in sestivation. (u) 



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



Anthers 2-celled, turned outwards. STEBCULIACJLS. 25 



13 



