ANALYTICAL KEY TO THE ORDERS. 



Series I. PHiENOGAMIA or FLOWERING PLANTS. Those 



with flowers aud seeds. 



Class I. ANGIOSPERM^. Pistil a closed ovary containing the 



ovules. 



Subclass I. DICOTYLEDONS. Embryo with two cotyledons. 

 Leaves netted- veined. Flowers usually 4 or 5-nierous. 



Division I. POLYPETAL^E. Calyx and corolla both present : the 

 latter of separate petals. 



A, Stamens numerous, at least more than 10, and more than twice the petals. 



1, Stamens on the receptacle, free from the ovan/ and calyx. 



Pistils few to many distinct carpels Ranunculaceje, I 



Pistil compound : cells, placentae, or stigmas more than one. 

 Petals more numerous than sepals, 



Very numerous, small and persistent : aquatic. . . NvMriKtACK.*:, 3 

 Twice as many (4 or 6), and both usually caducous. FxPAVERACK.f:, 4 

 Five to sixteen : sepals persistent. . . . Portulacace.*:, 12 



Petals same number as sepals, 



Four, and both deciduous. Cappariuace.*:, 7 



Five, and the calyx persistent. 



Sepals valvate in the bud: stamens monadclphous. Malvace.*:, 15 

 Sepals imbricated in the bud : leaves entire anti 



pellucid-punctate. IIvpF.KirACE.t:, 14 



2. Stamens on the (free or adnatr) rali/x. 



Leafless mostly prickly fleshy plants : ovary 1-celled. . . CArTACE.r.. .'^4 



Leafy fleshy plants: ovary 3 or more<'elled. . . Ficoide.*:. .'ir> 



Leafy fleshy lierbs : ovary 1-celled INiiitulacace.k. 12 



Not fleshy. 



Leaves opposite, simple : sepals and petals 4 or 5. . Saxifrac.ace.t:. 27 

 Leaves alternate, with stipules. ...... Kosace^:, 26 



Leaves alternate, without stipules, rough. . . I^oA^iAtK.*:. .12 



