23 



each with a small fjioup of stren<^lhciii!ig cclK. (Jil-tiil)cs "2 on 

 the commissural siiL*. Seed terete. 



27. CEnanthe. Calyx-teeth lath.er prominent. Fruit glo- 

 bose, slightly flattened laterall}- if at all, glahrous. Carpel (section 

 about semi-terete ) with bioad obtuse corky ribs; laterals the larg- 

 est : a ban I of strengtheniiiLC cells iinesting seed and oil-tubes. 

 Stylopodium very short-conical, with elongated stxles. Oil-tubes 

 2 on the commissural side. Seed sulcate beneath each oil-tube 

 (commissural as well as dorsal). 



28. CynOSCiadium. Calyx-teeth persistent. Fruit ovoid, 

 glal)rous. Carpel with prominent libs; laterals nuich the largest, 

 forming a broad cork\- margin; a large group of strengthening 

 cells in each rib. Stxlopodium conical. Oil-tubes 2 on the com- 

 missural side. Seed somewhat flattened dorsalh, with plane face. 



III. Fruit Hattonod laterally. 



* Fruit prickly or with tuberculate scales. 



29. Eryngium. Calyx-lobes very prominent, rigid and 

 persistent. Fruit ovoid, covered with hyaline scales or tubercles. 

 Carpel with ribs obsolete. Stylopodium wanting; styles short or 

 long, often rigid. Oil-tubes mostly 5 (8 dorsal and 2 commissural). 

 Seed-face j^lane. 



•50. Sanicula. Calyx-teeth somewhat foliaceous, persistent. 

 Fruit sub.-gloliose, denseU' covered v/ith hooked prickles, or tuber- 

 culate. Carpel with neither ribs ;ior strengthening cells. Stylo- 

 podium depressed. Oil-tubes mostly large, 5 (3 dorsal and 2 com- 

 missural ), or 8 to ly irregu'arlv distributed. Seed-face from plane 

 to deeply concave or sulcate. 



r)8. LeptOCaulis niay be looked ft)r here, 



* * Fruit noitlier prickly nor s(!aly. 



t Carpels flattened dorsally. 



(1) Fruit with plane secd-fa.v. solitary oil-tubes, conical stylopodium, 

 prominent ribs, and stiengthening cells continuous about the seed-cavity 

 (excepting the introduced Faniiculum). 



81. AmmOSelinum. Calyx-teeth obsolete. Fruit ovate. 

 Carpel with prominent equal more or less scabrous ribs; laterals 

 closeh- contiguous to those of the otlier carpel, forming appai'ently 



