ANTHEMIS.— MATEICAEIA. 195 



sligitly convex disk, 1. bipinnatifid nearly glabrous, lobes linear 

 acute mostly entire.—^. M. 1772. i2, ivi. 1000.— St, 1—2 feet 

 hig-h, branched, angular, furrowed. Heads solitary on long ter- 

 minal stalks ; scales confined to the central part of the receptacle ; 

 disk yellow ; ray white, usually without styles. Cor. -tube 2- 

 winged. Phyll. blunt, with white membranous margins. Fetid 

 and acrid. — Fields and waste places. A. VII.— IX. E. S. I. 



*** Scales of the receptacle thin membranous blunt. 



3. A. nob 'His (L.) ; receptacle conical, b. subtrigonous, smooth, 

 1. bipinnate, leaflets linear-subulate slightly downy rather fleshy 

 acute. — ^. B. 980. St. 27. 15. — St. procumbent, 1 foot long, 

 much branched. Heads solitary, terminal; disk yellow; ray 

 white. Pleasantly aromatic. Gravelly and sandy places. P. 

 VII. VIII. Chamomile. E. S. I. 



l^Anacy'clus radidtus (Lois.) ; 1. bipinnatifld rather woolly, 

 lobes hnear-subulate, outer phyll. hairy on the back, inner blunt 

 dilated diaphanous above. — Head solitary ; ray yellow. — Dunboy 

 Quay, Bearhaven, Cork. Accidental. A. VII.] 1. 



16. (17.) Mateica'eia Linn. Feverfew. 



tl, M. PartMnium (L.) ; I. stalked pinnate, Its. ovate or oblong 

 pinnatifid, lobes cut, st. branched, heads corymbose, phyll. liaear 

 blimt, receptacle convex, fr. crowned with a short jagged mem- 

 brane. — Pyrethrmn Sm. B. B. 1231. — St. erect,- 2 feet high, 

 branched, furrowed, panicled. Heads in small corymbs termi- 

 nating the stem and branches ; disk yellow ; ray white. — Waste 

 places, not very common. P. VII. VIII. Feverfew. E. S. 



2. M. inoddra (L.) ; I. sessile pinnatifid with many capillary 

 pointed segments, st. branched, heads solitary, phyll. lanceolate 

 blunt, receptacle ovate, fr. rugose and icith 2 glandular spots on 

 the external face just below the elevated entire border. — Pyre- 

 thrum Sm. E. B. 676. — St. erect, 12 — 18 in. high, smooth, 

 angular. L. in very narrow mostly alternate segments. Heads 

 solitary, ending the branches ; margiil of phyll. cut and fuscous ; 

 ray white ; disk yellow. Base of the invol. turbinate afterwards 

 truncate ; recept. hemispherical afterwards conical, much longer 

 than broad. Fr. with 3 prominent smooth ribs. — /8. salin^i ; 1.- 

 segm. short fleshy linear oluntish convex above, principal ribs 

 keeled beneath, inv. and recept. as in typical plant. JE. B. 979. 

 L. with short crowded mostly opposite segments. — y. M. mari- 

 tima (L.) ; l.-segm. long, base of inv. suburnbilicate, recept. as 

 broad as long. Fr. larger. Margin of phyll. broadly and darkly 

 coloured. — Fields and waste places. 0. Sea-shore, y. Sea-shore 

 in the north of Scotland. A. VH. VHI. 'E. S. I. 



e;2 



