164 UMBELLIFERsE. [COEIAXDRVM. 



flowers white or pink, outer often irregular. Cn.lyx-te.cth acute. Petals 

 2-lobed, point inflexed. Disk-lobes conical. Fruit subglobose or ovoid, 

 carpophore 2-fid ; carpels 4'terete, ridges depressed, slender, secondary 

 broadest ; vittse obscure, solitary under each secondary ridge. Seed globose, 

 dorsally compressed, top and base incurved. DISTRIB. S. Europe, N. 

 Africa, W. Asia ; species 2. ETYM. ftJpis, from the bug-like smell. 



C. KATI'VUM, L. ; leaflets of lower leaves ovate lobed and crenate. 

 Waste places in S. and E. of England ; an escape from cultivation ; fl. June. 

 Stem 1-2 ft., slender, erect, fistular. Leaves membranous, lowest 1-2- upper 

 2-3-pinnate with narrow leaflets. Umtiei peduncled, rays 5-10 ; bracteoles 

 short, linear, acute ; flowers small, very irregular. Fruit fa in. diam., sub- 

 globose ; carpels cohering ; styles slender, flexuous. DISTRIB. S.E. Europe, 

 W. Asia. Three carpels and styles occur. Foetid of bugs. 



23. CRITH'MUM, L. SAMPHIRE. 



A fleshy, glabrous, much-branched herb, woody at the base. Leaves 

 3-nately compound ; segments quite entire. Umbels compound, many- 

 rayed ; bracts and bracteoles many, short. Calyx-teeth 0. Petals minute, 

 broad, fugacious, point long inflexed. Disk-lobes thick, depressed or 

 subconic. Fruit ovoid-oblong, terete, commissure broad, carpophore 

 2-partite, outer layer corky loose ; carpels ^-terete, primary ridges thick, 

 acute ; vittse many; styles short. Seed flat in front. DISTRIB. Coasts 

 of Europe from France southwards, N. Africa. ETYM. obscure. 



1. C. marit imum, L. ; leaflets linear, lax, fleshy. 



Maritime rocks from Ayrshire southwards, all coasts of Ireland ; fl. June- 

 Aug. Stem 6-10 in., ascending, flexuous, solid, striate. Leares deltoid ; 

 leaflets few, 1-2 in., terete, subulate or subfusiform ; petioles short, sheaths 

 long adnate membranous. Umbel-s flat-topped, peduncles stout fleshy ; bracts 

 and bracteoles acute, spreading; flowers small, white. Fruit % in., oblong, 

 dark green or purplish. Yields the well-known pickled condiment. 



24. CENAN'THE, L. WATER DttOPWORT. 



Glabrous herbs, often aquatic. Roots fibrous or tuberous. Leaves 1-2-3- 

 pinnate, rarely reduced to a fistular petiole. Umbels compound ; bracts 

 or bracteoles many, rarely few or ; flowers white, often polygamous and 

 outer rayed. Calyx-teeth acute. Petals notched or 2-lobed, point long 

 inflexed. Disk-lobes conical. Fruit ovoid, cylindric or globose, subterete, 

 commissure broad, carpophore ; carpels ^-terete, 2 lateral primary ridges 

 grooved or much thickened, sometimes obscure ; vittae in each interstice. 

 Seed flat in front. DISTRIB. N. temp, regions, S. Africa, trop. Australia ; 

 species 20. ETYM. olvos and &v8os, from the vinous scent of the flowers. 



* Root-fibres many, fleshy. UmJtels terminal or terminal and lateral, peduncled ; 



outer flowers of each partial umbel often irregular and male. 

 1. (Z.fistulosa, L. ; leaves pinnate, stem and petioles terete swollen 



fistular, fruit narrow obconic angular. 



Ditches and marshes from Argyle southwards, rare in Scotland : common in 

 Ireland ; fl. July-Sept. Roots burrowing deep. Stem 2-3 f t. , stoloniferous, 

 and with whorls of slender root-fibres below, thin-walled, constricted at 

 the nodes. Leaves long-petioled ; segments few, narrow, distant. Umbels 



