Sium.] UMBELLIFERJE. 173 



1. S. latifo'lium, L. ; leaflets regularly serrate, umbels terminal. 



Watery places, from Stirling and Ayr to Kent and Devon ; Ireland; Channel 

 Islands ; fl. July- Aug.— Rootstock short, stoloniferous. Stem 5-6 ft., erect, 

 stout, fistular, grooved, branched above. Leaves large ; leaflets 4-6, 2-6 in., 

 sessile, linear- or oblong-lanceolate ; submerged sometimes pinnatifid. Um- 

 bels large, flat-topped, rays many ; bracts and bracteoles often foliaceous, 

 large. Flowers small, outer rather larger. Fruit ^ in., broadly ovoid, ridges 

 prominent; styles rather slender. — Distrib. Europe, N.W. Asia, N.W. 

 America. 



2. S. angustifo'lium, L. ; leaflets of radical leaves regularly of stem- 

 leaves very irregularly serrate, umbels leaf-opposed. S. erectum, Huds. 



"Wet places, from Elgin southd. ; Wigton only in W. Scotland; Ireland; 

 Channel Islands ; fl. summer. — Rootstock creeping, stoloniferous, leafing at 

 the nodes. Stem 1-3 ft., leafy. Leaves 4-8 in.; leaflets of lower leaves 

 5-10, 1-2 in., sessile, ovate-oblong; of cauline leaves fewer, smaller. Umbels 

 with few and unequal rays ; bracts irregularly cut. Fruit shorter than in 

 S. latifolium, with more immersed vittae and conical disk-lobes. — Distrib. 

 Europe. — S. erectum, Huds., is a rather earlier name, but less appropriate. 



14. JEGOPO'DIUM, L. Goat-, Gout-, or Bishop's-weed. 



Stem stout, glabrous. Rootstock creeping. Leaves 2-3-ternate ; leaflets 

 broad. Umbels compound, many-rayed ; bracts and bracteoles few or ; 

 flowers white. Calyx-teeth 0. Petals broad, unequal, point inflexed. 

 Disk-lobes tumid ; styles slender, reflexed. Fruit ovoid, laterally com- 

 pressed, carpophore 2-fid ; carpels 5-angled, primary ridges slender equal 

 distant ; vittse 0. Seed subterete. — Disteib. N. and Mid. Europe, W. 

 Asia. — Etym. etf| and irovs, from the likeness of the leaf to a goat's foot. 



IE. Podagra'ria, L. ; leaves deltoid. Herb Gerard. 

 "Waste places near buildings or gardens, from Elgin southd. ; Ireland ; Channel 

 Islands ; a doubtful native ; fl. June- Aug. — Glabrous. Rootstock white, 

 pungent, aromatic. Stem 1-2 ft., fistular, grooved, branched above. Leaves 

 4-5 in., uppermost opposite ; leaflets sessile, obliquely lanceolate or ovate- 

 acuminate, irregularly serrate. Umbels terminal. Flowers small. Fruit 

 J in., narrow-ovoid. 



15. PI M PI NELL A, L. Burnet-Saxifrage. 



Perennial, rarely annual herbs. Leaves pinnate or 3-nately compound. 

 Umbels compound ; bracts ; bracteoles few or ; flowers white or yellow. 

 Calyx-teeth small or 0. Petals deeply notched, point long inflexed. Disk- 

 lobes thick, conical. Fruit ovoid or oblong, laterally compressed, con- 

 stricted at the broad commissure, carpophore 2-fid ; carpels 5-angled, 

 primary ridges equal slender ; vittse many in the furrows ; styles short 

 or long. Seed subterete, nearly flat ventrally, usually free from the peri- 

 carp. — Distrib. N. temp, regions, S. Africa, S. America; species 70. — 

 Etym. bipomula, from the 2-pinnatc leaves. 



