I96 UMBELLfFERiE 



23. Seseli. — Leaves 2-, 3-, or more, pinnate ; bracteoles many, 

 entire ; sepals small, acute ; petals white, obcordate with long 

 inflexed tip ; fruit slightly dorsally compressed ; carpophore forked ; 

 ridges thick, blunt, prominent ; vittce solitary or 2 together ; seed 

 flat in front. 



24. Fceniculum. — Leaves decompound; bracts and bracteoles 

 absent j sepals inconspicuous ; petals yellow, roundish, with a short, 

 blunt, inflexed tip ; carpophore forked ; ridges prominent, blunt ; 

 vittce solitary. 



25. CRfTHMUM.— Fleshy ; leaves 2 — 3-ternate ; bracts and brac- 

 teoles many, short ; sepals inconspicuous ; petals minute, white, 

 broad, with long inflexed tip ; carpophore forked ; ridges thick, acute, 

 slightly winged ; vittce many ; seed loose, flat in front. 



26. CEnAnthe. — Leaves pinnate; bracts few or none ; bracteoles 

 many, whorled ; sepals lanceolate ; petals white, obcordate with 

 long inflexed tip ; carpophore absent ; styles sub-erect ; ridges blunt, 

 the lateral ones forming a corky rim round the carpel ; vittce 

 solitary ; seed flat in front. 



27. ^lthusa, differing mainly in having the bracts and bracteoles 

 drooping and all on one side, a slender forked carpophore, and 

 reflexed styles. 



*28. SfLER. — Leaves 3-ternate ; bracts 1 — 3 ; bracteoles several ; 

 sepals distinct ; petals obovate, with inflexed tip ; fruit dorsally 

 compressed ; vittce one under each secondary ridge. 



29. Silaus. — Leaves decompound ; bracteoles many ; sepals in- 

 conspicuous ; petals yellowish, broad, with incurved tip ; carpophore 

 forked ; ridges slightly winged ; vittce, many, obscure ; seed flat in 

 front. 



30. Meum. — Leaves decompound; brads linear; bracteoles 

 many ; sepals inconspicuous ; petals yellowish, narrowed at both 

 ends, inflexed ; carpophore forked ; fruit much as in Silaus, but 

 dorsally compressed ; seed concave in front. 



31. HALOScfAS. — Leaves 1 — 3-ternate; bracts few; bracteoles 

 many ; sepals small ; petals white or pink, with short claw, notched, 

 with long inflexed point ; carpophore forked ; ridges acute, some- 

 what winged ; vittce 2 or more together ; seed almost flat in front. 



32. SELfNUM. — Leaves 2-pinnate; bracts usually absent; bracteoles 

 many, subulate ; sepals inconspicuous ; petals white, obcordate, 

 notched, inflexed ; carpophore forked ; fruit dorsally compressed ; 

 ridges with membranous wings, the lateral longest, diverging ; vittce 

 solitary. 



33. Angelica. — Leaves 2-ternate ; bracts few ; bracteoles many ; 

 sepals inconspicuous ; petals white, notched, with short inflexed 

 tip ; carpophore forked ; fruit much dorsally compressed ; lateral 



