24 



a single broad rib; pericaip exc^eeilingly bard, composed ahnost 

 entirely of strengthening cells. Styles ^•erv short. Oil-tubes 2 

 on the commissural side; all rather small and not close to seed- 

 cavity. Seed dorsallv flattened. 



82. Foeniculum. Calyx-teeth obsolete. Fruit oblong, gla- 

 brous. Carpel with prominent ribs, each with a group of strength- 

 ening cells. Oil-tubes 2 on the commissural side. Seed some- 

 what dorsally flattened. 



(2). Fruit with plane seed-face, numerous oil-tubes, depressed or 

 cushion-like stylopodiura, and filiform ribs. 



38. Podistera. Calyx-teeth prominent. Fruit elliptic- 

 ovate, glabrous. Carpel oblor.g-pentagonal in cross-section, the 

 ribs slender and distinct. Stylopodium depressed. Oil-tubes 2 

 or 8 in the intervals, 6 on the commissural side. 



84. Pimpinella. Calvx-teeth obsolete. Fruit oblong to 

 ovate, glabrous. Carpel with equal slender ribs (sometimes almost 

 obsolete). Stylopodium depressed or cushion-like. Oil-tubes 2 to 

 () in the intervals, 4 to 8 on the commissural side. Seed somewhat 

 dorsally flattened, with plane or slightly convex face. 



(3). Fruit with concave seed-face, oil-tubes solitary in the intervals 

 and beneath the ribs, depressed stylopodium, and obscure or obsolete ribs. 



85. Apiastrum. Calyx-teeth obsolete. Fruit ovate or 

 cordate, more or less tuberculate. Carpel with thin pericarp and 

 no strengthening cells. Stylopodium minute, with short style. 

 Oil-tubes 2 on the commissural side. vSeed-face narrowly con- 

 cave or sulcate. 



(4). Fruit with concave seed-face, iiumerou.5 oil-tubes, conical or de- 

 pressed stylopodium, and filiform ribs. 



8(5. Musenium. Calyx-teeth prominent. Fruit ovate or 

 ovate-oblong. Carpel with equal filiform ribs, and thin pericarp 

 with no distinct strengthening cells. Stylopodium depressed. 

 Oil-tubes usually 8 in the intervals, very unequal in size (middle 

 one largest), 2 to 4 on the commissural side. vSeed-face broadly 

 concave. 



87. Eulophus. Calyx-teeth prominent. Fruit ovate to 

 linear-oblong, glabrous. Carpel with equal filiform ribs, and thin 

 pericarp with a very small group of strengthening cells beneath 



