190 The Flora of Wiltshire. 
at the extremity of each branch, on a naked, hollow peduncle, 
swelling upwards. It is often a very troublesome weed, and some- 
times abounds to such a degree, as almost to annihilate the crop. 
Artemisia, (Linn.) Wormwoop Mucwort. 
Linn. Cl. xix. Ord. ii. 
Name. A word used by Pliny for some herb derived from 
Artemis, the Greek name of Diana. 
1. A. Vulgaris, Linn.) common Mugwort. The English name 
Mugwort was probably given to this plant from the practice of 
putting it into the mugs from which our forefathers drank, to 
flavour their contents. ngil. Bot. t. 978. 
Locality. On dry hedge banks, in waste ground, and borders of 
fields, especially on gravel. P. Fl. July, September. Area, 1. 2. 
3. 4.5. Generally distributed throughout Wilts. Stems, 3 to 4 feet 
in height, smooth angular, with purple ribs, and striz. Florets, 
reddish purple. 
[Artemisia Absinthium, (Linn.) Engl. Bot. t. 1230, has been 
reported to occur at Purton (Dist. 5.). Further localities for this 
species in Wilts would be desirable. ] 
Tanacetum (Linn.) Tansy. 
Linn. Cl. xix. Ord. ii. 
Name. Anold word of very doubtful origin, said by some to be 
a corruption of the Greek athanatos, immortal, ‘ because the flowers 
gathered in due time, dye not for a long time after,”—Parkinson. 
1. P. vulgare (Linn.) common Tansy. Engl. Bot. t. 1229, 
Locality. Pastures, road-sides, borders of fields, and by the banks 
of the Avon. P. Fl. July, August, Fr. September. Area, 1. 
2. 3. 4. 5. In all the districts but sparingly. Stem, erect, 1 to 3 
feet high. Flowersina terminal corymb. Leaves sprinkled thickly 
with resinous dots, in which the strong odour of the plant resides. 
Whole plant bitter and aromatic, formerly much used in medicine, 
and also in domestic economy. 
Finaco, (Linn.) Finaco. 
Linn. Cl. xix. Ord. ii. 
Name. From filum, (Lat.) a thread; in reference to the stem 

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