30 



TETRANDRIA TETRAGYNIA. [Cl, 4. 



*** Fl. of 1 petal, inferior. 



71. EXACUM. Cor. salver-shaped, spreading. Stamens shorter 



than the limb. Caps, with 2 valves, many-seeded, opening 

 at the top N.O. GentianejE. 



72. PLANTAGO. Cor. reflexed. Stamens very long. Caps, of 



2 or 4 cells, bursting all round. — N.O. Plantagine*:. 



73. CENTuNCULUS. ^Cof. tubular, spreading. Stam. within the 



tube. Caps, of 1 cell, bursting all round.— N.O. PrimulacejE. 



Some Gentianm. 



**** Fl. of 4 petals. 



75. EPIMeDIUM. Nect. 4, hollow, lying on the petals. Podsuperior, 



of 1 cell, with many seeds. Cal. deciduous.— N.O. Ber- 



BERIDE.E. 



76. CoRNUS. Nect.O. Drupa inferior: nut of 2 cells — N.O.Corne.e. 



Cardamine. Senebiera 2. 



***** Fl. without petals. 



11. PARIETARIA. Cal. 4-cleft, inferior. Stam. elastic. Seed 

 invested with the elongated calyx. Some flowers without sta- 

 mens, their cal. remaining unaltered. — N.O. UrticgjE. 



*77. ISNARDIA. Cal. 4-cleft, superior. Caps, quadrangular, of 

 4 cells, crowned by the calyx.— N.O. Onagrari^e. 



74. SANGU1S6RBA. Cal. 4-cleft, superior, coloured. Stain. 



dilated upward. Caps, quadrangular, of 1 cell, not bursting. 



N.O. RoSACEiE. 



73. ALCHEMl'LLA. Cal. 8-cleft, inferior. Seed 1 or 2, naked. 



N.O. RoSACEiE. 



Order II. DIGYNIA. Styles 2. 



79. BUFFoNIA. Petals 4. Caps, of 2 valves. Seeds 2.— N.O. 



Caryophylle.e. 



Alchemilla. Gentiance. Cuscutce. 



Order III. TETRAGYNIA. Styles, or Stigmas, 4, 



80. ILEX. Cor. wheel-shaped, of 1 or 4 petals. Berry with 4 seeds. 



Styles 0. Some flowers barren.— N.O. 1'licine.e. 



84. M (EN CHI A. Pet. 4. Caps, of 1 cell, and 1 valve, with 8 



teeth. Cal. of 4 leaves.— N.O. Caryophylles:. 

 83. SAGiNA. Pet. 4. Caps, of 1 cell, and 4 valves. Cal. of 4 



leaves. — N.O. Caryophylleje. 

 86. RADlOLA. Pet. 4. Caps, of 8 cells, and 8 valves. Calyx of 



1 leaf, in 12 segments.— N.O. Lineje. 



85. TILL M A. Pet. 4, 3, or 5. Caps, several. Seeds several.— N.O. 



CfiASSULACEiE. 



