418 



SYSTEMS OF JUSSIEU AND DE CANDOLLE. 



The most important natural systems are those of Jussieu, De 

 CandoUe, Endlicher, and Lindley. The larger divisions of each of 

 these systems are given ia a tabular form. 



Glasses of Jussieu' s System. 



Aootyledoues . 

 Monoootyledones 





Mono-hypogynse (Stamens hypogynous) 

 Mono-perigynse . ( ,, perigynous) 

 Mono-epigyn» . ( „ epigynous) 



MonooKnes, Flowers hermapbrodite. 



( Epistaminese . (Stamens epigynous) 



ApetalsB . . -, Peristamineffi . ( „ perigynous) 



(No Petals.) ( Hypostamine 



HypoooroUae 



MonopetalsB 

 (Petals united.) 



. ( „ hypogynous) 

 (Corolla hypogynous) 



PeriooroUse . ( ,, perigynous) 



{( Synantherse 

 (Corolla J (anthers united) 



epigynous) J Corisantherse 

 ' (anthers free) 

 'Petals epigynous) 

 ^ „ hypogynous) 

 perigynous) 



XII. 



Polypetalse . I Hypopetalse . ( „ hypogynous) . . XIII. 

 (Petals distinct) ( Peripetalse . ( „ perigynous) . . XIV. 



Diclines . . Flowers unisexual, or without a perianth . . XV. 



Under these Classes Jussieu included 100 Natural Orders, or Groups of Genera. 



Class I. 



II. 



III. 



,IV, 



V. 



VI. 



VII. 



VIII. 



IX. 



X. 



XI. 



Classes of the Natural System of De CandoUe. 



A. Vasmlwres or Cotyledonece. 



Class I. Dicotyledones or Exogenae. 



Dichlamydeee, 

 having calyx 

 and corolla. 



C Subclass 1. Thalamiflorie 

 „ 2. Calyciflorae , 

 3. CorolMoras . 



Having a single ] 

 perianth. | 



Petals distinct, stamens hy- 

 pogynous. 



Petals distinct or united, 

 stamens perigynous. 



Petals united, hypogynous, 

 bearing the stamens. 



„ 4. Monoohlamydeffi . A calyx only, or none. 

 Class II. Monoootyledones or Bndogense. 



Subclass 1. Mon-Phanerogamse . 

 „ 2. Mon-Cryptogambe . 



Having iloral envelopes. 

 Having no floral envelopes. 



