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Show • 'lbe Hiflory of P L A N T S. Acbillcea joliis lanceolatis obtujis acute ferratis. The fanceolate, obtufe, and acutely Jerrated-leaved Achillcea. T~e root is oblong, ramofe, creeping,. woody, and fibrated: the pl~nt grows .to two feet or more, in height: the fialk IS round, ereCt, robuft, and thtck fet with Jea~s fi 0~ the bottom to the top; they are obion~, ferrated, and blunt at the extremity: the flowers are fmall and yellow, and fiand m clufiers at the tops of the fialks, i11 a kind of umbels. It is a native of France and Italy; we have it in our gardens. C. Bauhine calls it, Ageratum foliis ferratis ; others, Ageratum. The other fpecies of Acbillrea are, I. The common Yarrow. 2. The yellow-flowered, hoary-leaved Yarrow. 3· Tb~ broa.der-~eaved Yarrow. 4· The little fweet Yarrow. 5· The common Ptarmtca> wnh ferrated .leaves. 6. Th~ dwarf, hoary, laciniated-leaved Ptarmica. 7· The ~uubby, Santolma-leaved, ~retlc Ptarrnica. 8. The purple, tanzy-leaved Ptarrruca, called purple,. mountam~ Yarro~. 9. The long-clufiered Ageratum. 10. The yarrow-~eaved Pta1:mtca. I r. 1 he matncaria- leaved Ptarmica. 1 z. The tall, yellow, Alpme Ptarmtca. 13. The elecampane- leaved Ptarmica. B U P H T H A L M U M. ·· ' T H E receptacle is paleaceous ; the do~n of the feed is no ~ther than an o?folete margin : the fides of the fe~ds, efpectally t~ofe of the radms, are emargtnated. ·This genus comprehends the Afienfcus and Afier01des of Tournefort. 1. Bupbtbalmum caulibus Jimpliciflimis unijloris, foliis pinnato-multijdis. l0tlhtorp of Tbe Jingle-flowered, pinnato-multijid-leaved Bupb~ pr~tn. tbalmum. The root is oblong, thick, tough, and brown : the plant rifes to five or fix inches high: the leaves are divided into a multitude of fine, narrow, divaricated fegments, and are . of a deep green : the ftalk is round and thick, ufually purpliih, fornetimes green : the flower is large, reddifh on the back-fide, but white within ; only one flower il:ands on each fialk. It is a native of Syria. C. Bauhine calls it, Pyrethrum bellidis flare. It's root is the Pyrethrum of the fhops. 2. Bupbthalmum foliis lanceolatis Jubdenticulatis glabris. The fmootb, lanceolated, fubdenticulated-leaved · Buphtbalmum. mrtittollJ;;:Jtat>en :{(fttf. The root is obl<mg and white; the plant grows to two feet and a half high : the fialk is round, erect, and fmooth; the leaves are very long, narrow, lanceolated, dentated at the edges, and of a bright green : the flowers ftand on the tops of the branches, and are large and yellow. It is a native of Germany. C. Bauhine calls it, After luteus angufl:ifolius; others, After falicis folio glabro. The other fpecies are, r. The tanzy-leaved Buphthalmum. 2. The annual Buphthalmum, with rigid leaves about the flower. 3· The taller, fmall-.flowered Buphthalmum. 4· The dwarf, fmall flowered Buphthalmum. 5· The annual, patulous, fea Buphthalmum. 6. The perennial, patulous, maritime Buphthalmum. 7· The petafitis-leaved Buphthalmum. ANACYCL US 7be Hi.ftory of P L A N T S . AN A CYC L US. T HE receptacle is paleaceous; the down is emarginated : the fides of the feeds are membranaceous. This genus comprehends the Santolinoides of Vaillant and Micheli. Anacyclus foliis pirtnatifidis laciniatis. The Anacyclus, with pinnatifid-laciniated leaves. The root is oblong, white, and fibrated : the leaves are three inches long, and half an inch broad, and refemble thofe of the Coronopus : the fialks are numerous, and fix or eight inches high; each has two or three little leaves on it, and at it's top fupports a fingle, globofe, yellow flower. It is a native of Italy. Barrilier calls it, Pyrethrum cefpitoh'l radice anthonidis flare; Micheli, Santolinoides Alpin a. The other fpecies are, I. The oriental, pinnated-1eaved Anacyclus. 2. The {mailerflowered Anacyclus. VERB E SIN A. T H E receptacle is paleaceous ; the down is arifi:ated : the calyx: is compofed of a double feries of fquamme£: the flofcules of the radius are about five. This genus comprehends the Eupatorio-phalacron, and Cerato-cephaloides of Vaillant. Verbejina foliis decurrentibus undatis obtujis. The undated, obtufe, decurrent-leaved Verbejina. The root is fibrous : the plant rifes to two feet high: the fialk is round and robufr, erect, ramofe, and often purplifh : the leaves are oblong, of a pale green, undulate? .at the edges, obtufely pointed, and run down the fialk at their bafes, fo as to gi~e. It an alated appearance : the flowers are large and yellow ; they fiand at the extremities of the branches. It is a native of North America. Commelin calls it, Chryfanthemum Americanom alate caule. The other fpecies are, 1. The fmal1er-flowered Verbefina. 2. The tall Verbefina, with divided leaves. 3· The dwarfVerbefina. 4· The many-flowered Verbefina. S I G E S B E C I{ I A. T H E receptacle is paleaceous ; there is no down to the ree~s : . th.e . involucrum confifis of five leaves, and is proper an~ patent.: t~e radt~s IS du~td. tate~. Of this genus there is but one known fpectes, whtch IS fuffictently difimgm{hed by thefe characters. It's leaves are turned back always at night; the cups of the flowers are hairy. TETRAGONOTHECA. ·T H E receptacle is paleaceous ; there ~s .no d?wn to the feeds : the calyx confifrs of a fingle leaf, and is p~a~e, ~nd d1v1~ed mto four parts. Thefe characters fufficiently dlfhngutfh the fetragonotheca from aU the other plants of this cla(s, without a farther de(cription. T RID A X. T H E receptacle is paleaceous ; the down of the feeds is fi.~ple : the calyx is of a cylindric figure, and imbricated firutl:ure: the radn of the corolla are tripartite. . . h d fc • • Thefe charaCters fufficiently diftinguifh the Tndax, wtthout a fart er e cnpt10n. C/afs |