136 LXllI. LMiiKLLlFEKJi. 



talcen from the frnit, and are often so minute as to require very 

 close inspection by the student.^ 



Suborder 1. Orthospermese, Albumen (as seen in a cross-section of 

 the ripe fruit) flat or not grooved on its inner face. 



* Umbels simple or imperfect, orfioioers capitate. 



1. Hydeocotyxe^ . Fruit laterally compressed 1. HYDROcoTrLE. 



2. Sanictjle^. Fruit ovato-globose ; section 



circular. 

 Fruit covered with hooked bristles ... 2. Sanicula. 

 Fruit tuberculated 3. Alepidea. 



** Umbels comjjound or perfect. 



3. Ammine^. Fruit laterally compressed or di- 



dymous. 

 Carpels equal ; leaves much cut or divided. 

 Carpophore distinct, entire, not 2-parted. 

 Fruit roundisli, didymous. Petals 



roundish 4. Apium. 



Fruit ovate or oblong. Petals ovate . 6. Helosciadium. 

 Carpophore 2-parted. 



Furrows of fruit each with 1 vitta. 

 Margin of calyx obsolete. 



Petals roundish, entire .... 5. Peteoselinum. 



Petals obcordate 6. Carum. 



Margin of calyx 5-toothed. 



Petals deeply emarginate, white . 7. Pttchotis. 

 Petals obovate, entire, yellowish . 11. Rhtticaepus. 

 Furrows of fruit each with many vittse. 

 Fruit ovate. No involucre or invo- 



lucel 9. Pimpinella. 



Fruit subdidymous. Involucre and 



involucels present 10. Sitjm. 



Carpels equal. Leaves quite entire, undi- 

 vided 12. BUPLEURUM. 



Carpels unequal. Leaves entu'e, 3-lobedor 



3-parted 13. Heteeomoepha. 



4. Seseline^. Cross-section of the fruit circular 



or nearly so, or the carpels slightly com- 

 pressed at back (commissure broad). 

 Vittae under the ribs of the fruit ; none 



in the furrows 14. LiCHTENSTEiNlA. 



Vitta? under the furrows of the fruit. 



Carpels unequal 15. Anesoehiza. 



Carpels equal, hispid or scaly . . . .19. Deveeea. 

 Carpels equal, glabrous. 



Calyx-margin enlarged in fruit, 5-fid. 



' Carpophore indistinct 16. CEnanthe. 



Calyx-margin unchanged. Carpophore 

 distinct and free. 

 Ribs of fruit obtuse, filiform, lateral 



wider. Flowers white . . . .21. Polemakkia. 



