BUPLEURUM. CENANTHE. 143 



entire or cut leaves. .E. B. 139. St. 13 feet high, round, 

 striated, erect. Lts. often very deeply cut and lobed. Umbels 

 lateral. Ditches. P. VIII. 



16. BUPLEURUM Linn. 



* Fruit granulated. 



1. B. tenuissimum (L.) ; st. branched, 1. linear acute, umbels 

 lateral and terminal minute, partial umbels of 3 5 flowers usu- 

 ally overtopped by their involucres, carp, granulated between the 

 5 ridges. E. B. 478. St. very slender, wiry, 6 12 in. long. 

 Muddy salt marshes. A. VIII. IX. E. 



** Fruit not granulated. 



2. B. aristatum (Bartl.) ; st. branched, 1. linear-lanceolate acu- 

 minate 3-veiried, 1. of the partial involucres elliptic-lanceolate 

 cuspidate somewhat awned with branching veins, pedicels short 

 equal. B. Odontites Sm., E. B. 2468 (not Linn.). St. 1 6 in. 

 high, Torquay, Devon. Channel Islands. A. VII. E. 



3. B.falcatum (L.) ; st. branched, 1. 5 7-veined, lower I. 

 elliptical-oblong on long stalks, upper 1. linear-lanceolate acute 

 sessile, partial involucre of 5 lanceolate pointed 1. as long as the 

 flowers. E. B. S. 2/63. Pedicels as long as the fruit. St. 14 

 feet high. Near Ongar, Essex. P. VIII. E. - 



4. B. rotundifolium (L.) ; st. branched above, /. ovalperfoliate, 



fr. with striate interstices. E. B. 99. General involucre 0. * 

 Partial involucre connivent. Corn-fields on a calcareous soil. 

 A. VII. Thorow-wax. Hare's ear. E. 



Tribe Y. Seselinea. 



17. (ENANTHE Linn. Water-Dropwort. 

 * Root fasciculated, fibres more or less thickened or tuberous. 



1. CE.fistulosa (L.); root stoloniferous, st. and petioles fistu- 

 lose, root-1. 2 3-pinnate wdth 3-fid leaflets, stem-l. simply pin- 

 nate snorter than their petioles, leaflets linear, fr. angular turbi- 

 nate. E. B. 363. St. 13 feet high, remarkably fistulose. 

 Stem-l. distant, with very long stalks. Stoles with simply pin- 

 nate leaves. Umbels small, globose in fruit ; general involucre 0. 

 Fruit tipped with the long slightly diverging rigid styles. By 

 ponds and ditches. P. VII. IX. E. I. 



2. (E.pimpinelloides (L.); root of long fibres bearing round 

 or oval knobs beyond their middle, root-1. bipinnate, Its. acutely 



