182 



composi'im: 



Co)inliturnts. — A voliitilo oil, a bitter jjiiiiciplo termed aihiUein, nnd 

 coiuniou vej^ctiiblc coiiHtitucntH. 



J't'c^tanUioiin. — Iiifiisiou, cxpreHssd juice, mul volatile oil. 



MedU-al J'roperlies and i'ncH. — Ytirrow is said to be "luulani, touii;, nnd 

 Hstrint^out, and to exert a Hi)eciiil iiifliicnco upon the iiflvic orj^iuiH. It 

 1ms been employed in di' stive disonlers, in menstrual iire^'uliirities, in 

 heniorrbages duo to rolaxoil conditions of mucous nicndjrancs, in catarrhal 

 uH'cctious, utc. 



TAN ACKTUM. —Tansy. 



ff'/r^ 



Tanacetum vulgare Linnc. Tun.-^i/. 



Jh'scriplioii.— Ht'adH many-flowored, nearly discoid, all fertile ; the mar- 

 ginal flowers in a single sciies, 'A- to 4-tootlied. Scales of the involucre 

 imbricated, dry. lloceptaclo convex, naked. Achenia angled or ribbed 



with a large epigynoiis tlisk. 

 Pappus minute or none. 



An lierbaceous perennial, 2 

 to 3 feet high. Ijcaves nearly 

 glabrous, bipinnaiely parted, 

 the segments cut - toothed. 

 Heads yellow, in a dense cor- 

 ymb, appearing in summc.'r. 



llabUut. — Indigenous to 

 Europe, but freely natiu'alized 

 about dwellings and in waste 

 places. 



I'arls Uticd. — The leaves 

 nnd tops — United tStales Vhar- 

 macopu'ia. 



Conslititents, — A volatile oil, 

 n bitter principle teiined tan- 

 acrlin, and common vegetable 

 constituents. 



J^rcparatioiiti. — The infusion 



Fio. 130.— Tnnncotiim VulRarc. nnd volatile oil. 



Medical ProperticH. — Tansy baa a peculi.tr strong fragrant odor and a 

 warm, bitter, somewhat acrid and aromatic taste. It is commonly em^;ioyed 

 in domestic practice to stimulate menstruation. The oil appears to be 

 largely used as an abortifacient, and there are upon record numerous cases 

 in which it has been used for this purpose with fatal etfect. The bruised 

 leaves are often applied locally for the relief of colic pains, bruises, sprains, 

 etc. A spirituous infusion is bometimes employed in domestic practic^e in 

 internr.itteiit fever. 



