308 UMBELL1FERJE. 



3. ERYNGIUM, L. 



Calyx-limb 5 -partite. Petals with an inflexed point. Fruit terete, tubercled, or scaly. 

 Carpids devoid of vittae and ribs : carpophore adnate. — Herbs, often spinescent ; flowers in 

 paleiferous, involucrate heads. 



4. E. fostidum, L. Biennial, dichotomously diffuse, glabrous ; basilar leaves spathulate- 

 lanceolate, sheathing at the base of the limb, serrate : serratures spinescent ; involucral 

 leaves much longer than the ovoid-obloag, shortly peduucled flower-heads, lanceolate, spi- 

 nescent, usually deeply serrate, resembling the pahnatipartite, superior leaves ; paleae entire. 

 — SI. t. 156./. 3, 4. — A fetid herb, about 1' high ; flowers white. — Hab. Jamaica!, Bancr., 

 March, M'Nab, in pastures; Antigua!, Wullschl., Dominica!, Imr., S. Vincent!, Guild.; 

 [Cuba and Panama ! to New Granada ! and Brazil !]. 



4*. PETROSELINTJM, Hoffm. 



Calyx-limb obsolete. Petals roundish, incurved, entire, with an inflexed point. Fruit 

 laterally compressed. Carpids with 5 filiform ribs and single vittae between them. — Glabrous 

 herbs : leaf-segments cuneate at the base ; umbels compound : involucre few-, involucel 

 many -leaved ; flowers white. 



5*. P. sativum, Hoffm. Stem erect, angular; leaves 3-pinnatisect, shining: ultimate 

 segments lanceolate or trifid. — Apium Petroseliuum, L. — Biennial. — Hab. Naturalized in 

 Jamaica {Macf), in Coffee plantations ; [introduced from southern Europe]. 



5. HELOSCIADIUM, Kch. 



Petals expanded, ovate, entire. Fruit and carpids of Petroselinum. — Herbs; umbels 

 compound ; flowers white. 



6. XI. leptophyllv.m, DC. Annual, glabrous , stem slightly striate, erect or diffuse ; 

 leaves tri-ternatisect : segments capillary-linear ; umbels subsessile, opposite to the leaves, 

 2-3-rayed : involucre and involucel none. — Jacq. H. Find. t. 200. — £'-2' n 'g n > leaf- se g- 

 ments 3"'-6'", urr.bel-rays 6"'-9"', pedicels 2"'-3"' long; calyx-limb obsolete. — Hab. Jamaica!, 

 Macf, a weed in Coffee plantations ; [Louisiana ! to Buenos Ayres ! and Valdivia ! ; Australia !]. 



6*. PAST1NACA, L. 



Petals roundish, involute. Fruit compressed from the back, with a thickened margin. 

 Carpids with single, filiform vittae between the 5 delicate ribs, 3 of which are distant from 

 the margin of the commissure. — Biennial or perennial herbs ; leaves pinnatisect ; umbels 

 compound : flowers yellow. 



7*. P. sativa, L. Biennial ; stem sulcate ; leaf-segments ovate-oblong, blunt, crenate- 

 serrate, pubescent beneath, terminal 3-lobed; involucre ; calyx- limb obsolete; fruit oval: 

 commissure 2-vittate. — Hab. Naturalized in Jamaica {Macf), in Coffee plantations; [in- 

 troduced from Europe]. 



7*. DAUCUS, L. 



Calyx-limb 5-dentate. Petals emarginate, inflexed, exterior often radiant. Fruit slightly 

 compressed from the back. Carpids with single vittae behind the 4, aculeate, winged, secon- 

 dary ribs : prickles 1-seriate -. 5 primary ribs setose. — Herbs, usually biennial; leaves 2-3- 

 pinnalisect ; umbels compound, involucred. 



8*. D. Car ota, L. Hispid (or glabrate) ; leaf-segments pinnatifid : lobes oblong-linear, 

 cuspidate ; involucre-leaves pinnatifid, nearly as long as the umbel ; umbels at length con- 

 tracted ; flowers white (the central often purple) ; prickles about as long as the diameter of 

 the oval-oblong fruit. — Hab. Naturalized in Jamaica!, Don, in Coffee plantations ; [intro- 

 duced from Europe]. 



8. ARRACACHA, Lancr. 



" Calyx-limb obsolete. Petals ovate or lanceolate, entire, with an inflexed point. Fruit 



