SYXOPSIS OF THE GENERA. 



Channels with three superficial viltce. Albumen rounded 

 at the back, flat in front. General involucre mostly of 

 several linear segments, partial of numerous ones. 



2. Fruit (on a transverse section) roundish or compressed at the 

 back with five primary Jilif or m or winged ridges. Albumen 

 before, plane or convex. 



a. Seeds free in the pericarps. 



69. Crith'mum, [Page 385.] Calyx margin obsolete. Petals 



roundish, entire, rolled inwards with an obovate point. 

 Fruit on a transverse section, roundish. Carpels with 

 five elevated sharp somewhat winged ridges, the lateral 

 ones forming the margins a little wider than the others. 

 Albumen free in the pericarp, with numerous vittce. 

 General and partial involucres of numerous segments. 



70. Archangel'ioa, [Page 386.] Cahjx margin of five teeth. 



Petals elliptical, entire, with an incurved acuminated 

 point. Fruit somewhat compressed at the back, with 

 two wings on each side. Carpels with thick carinated 

 ridges, the three dorsal ones elevated, the two lateral ones 

 dilated into wings, twice as broad as the rest. Albumen 

 free in the pericarp, with numerous vitt(e. General invo- 

 lucre of a few segments, or wanting, partial of numerous 

 ones. 



b. Seeds adhering to the pericarp. 

 § Petals entire, acute, or acuminate. 



71. Angel'ica, [Page 388.] Calyx margin obsolete. Petals 



entire, lanceolate, acuminate, with a straight or incurved 

 point. Fruit compressed at the back, with two wings on 

 each side. Carpels with three dorsal filiform ridges, the 

 two lateral ones dilated into broad membranous wings. 

 Channels with single vittcc. Albumen roundish, adhering 

 to the pericarp. General involucre scarcely any, partial 

 of many segments. 

 68. Me'um, [Page 384.] C'a/yx margin obsolete. Pc/a/s entire, 

 elliptical, acute at each end. Fruit nearly round. Car- 

 pels with five equal somewhat winged ridges, the la- 

 teral ones forming the margins. Channels with many 

 vitlce. Albumen about half round. General involucre of 

 few segments, or wanting, partial of numerous ones. 



§ § Petals erect. 

 47. Sani'cula, [Page 347.] Calyx with a five toothed leafy 



