ANALYSIS OF THE NATURAL ORDERS. 7 



g Sepals 5, or 3. equal, and the stamens twice as many GERANIACE^E. 30 



g Sepals 5, and the stamens (anthers) of the same number. .(gg) 



gg Sterile filam. numerous, in several whorls. Climbing.. PASSIFLORACE^E. 57 

 gg Sterile filaments numerous, in 5 clusters. Herb erect.. SAXIFRAGACE.E. 45 

 gg Sterile filaments 0..(*) 



* Flowers white, racemed. Climbing ORDER 106 



* Flowers yellow. Plants erect TURNERACE.E. 56 



* Flowers cyanic. Herbs stemless DROSERACE^E. 17 



A Stamens 5, alternate with the 5 petals. Styles 5 or 3. Seeds 00 LINAGES. 28 



k Stamens 5, opposite to the 5 petals. Styles 5, but the seed 1 ORDER 83 



h Stamens twice as many as the petals. .(M) 



hh Stamens 6. Leaves peltate NYMPH^ACE^E. 7 



hh Stamens 624, distinct CRASSULACEJE. 46 



hh Stamens 10, united at base GERANIACE^E. 39 



t Ovary 1-celled. Leaves all radical, spinescent, irritable DROSERACE,E. 17 



i Ovary 3-5-celled. Leaves mostly radical, not dotted ORDER 73 



i Ovary 3-5-celled. Leaves cauline, pinnate, dotted RUTACE^E. 31 



j Style 1 , but the carpels as many as the petals (26) ON AG RACEME. 54 



j Styles 35, ovary 3-5-celled, 3-5-seeded, wholly adherent ARALIACEJE. 64 



j Styles 3-8, ovary 1-celled, half-adherent. Sepals 2 PORTULACACE^E. 20 



J Styles 2, carpels 2, fewer than the (5) petals. * Seeds several.. .SAXIFRAGACE^E. 45 



* Seeds 2 UMBELLIFERJS. 63 



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



k Ovary compound, 3-carpelled, open before ripe RESEDACEJE. 13 



I Sepals (4 or 5) produced into 1 slender spur behind, petals 2 or 5 GERANIACE^E. 30 



/ Sepals 2 (or vanished), petals 4 (2 pairs) with 1 or 2 blunt spurs FUMARIACEJS. 10 



I Sepals 5, very unequal ; petals 3. Stamens 6 or 8. No spur POLTGALACE^E. 42 



I Sepals and petals each of the same number, viz...(#) 



II 4, the flowers slightly irregular. Stamens 632. No spur. .CAPPARIDACE.*. 12 



U 4, the flowers moderately irregular. ' Stamens 8. A vine SAPINDACE.E. 37 



tt 5, with 5 stamens, and generally a blunt spur VIOLACE^E. 14 



U 5, with 10 or more stamens. No spur. Fruit a legume LEGUJIINOS^E. 43 



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



m Pistils 3 5, united more or less completely HYFERICACE^E. 16 



m Pistils 510, united, with sessile stigmas and many petals FICOIDE^E. 6i 



Pistil solitary, simple. Petals 69. Stamens 1218 BERBF.RIDACE^E. 6 



n Pistils 3 or more, distinct, simple. Flowers all symmetrical.. CRASSULACE^E. 46 



n Pistils 2, consolidated with the 5 stamens. Juice inilky ORDER 100 



o Carpels as many as the sepals.. (nn) 



o Carpels fewer in number than the sepals. . (00) 



nn Anthers opening at the top. Flowers 4-parted MELASTOMACE^E. 52 



nn Anthers opening laterally. Styles united into 1 ONAGRAOEJE. 54 



nn Anthers opening laterally. Styles or stigmas distinct.. HALO RAGEJE. 48 



oo Each carpel GO-seeded. Styles 2 SAXIFRAGACE^E. 45 



oo Each carpel 1- seeded. Styles 2 or 3 ARALIACE.E. 64 



oo Each carpel 1-seeded. Style 1 (double) CORNACE.E. G5 j 



p Style 3-cleft at the summit. Flowers 5-parted PORTULACACE.E. 20 I 



p Style and stigma 1, undivided. Flowers 7-parted ORDER 81 



q Leaves pinnate, with interpetiolar stipules ZYGOPHYLLACE^E. 2ft 



q Leaves simple, toothed or lobed. Flowers cruciform. Stamens 6 CRUCIFER.E. 11 



q Leaves simple, toothed or lobed. Flowers 5-merous. Stamens 10.. GERANIACE^:. 30 

 q Leaves simple, entire.. (qq) 



qq Petals and stamens on the throat of the calyx LYTHBACKJEC. K 



qq Petals on the torus. .(*) 



