54 ll.OWl'.US OI' TUl-: lll-.I.DS AND Ml'.ADOWS 



rwciUN' llorcts (lc\i-l()|i liiwai^ds the centre liom tlu' disk, :; mm. 

 broad, and the ti\'e marginal llorels lia\c an c.Mernal IdIk- 3 nun. lon;^ 

 and broad, so thai the disk is 9 10 nnn. across. The llorels of eacli 

 niartjinal ray have a highly developed corolla at the expense of ihe 

 stamens, which are absent. The style has spreading; lobes with sii;^- 

 maiic papilla'. 



ihe triiit is com|)ressed and margined, and thus ada[)le(l lor wind 

 dispersal. There is no pa|)])us. 



■Milfoil is especially at home on .sand soils, and is a sand plant, 

 jTrowini;' on many different rock soils. 



The fungi Pnccinia Dtillcfoliitin and Splucrothcca hnniii/i are found 

 upon it. The minute leaflets are oralled by 'J'yiciicliits Mil/cfolii, anfl 

 by Hormomyia Aiillefolii. Many insects choose it for their food plant, 

 e.g. beetles, Caxsida fcrnio'inca, C. hibcr, C. siibfcrrnginca, C. saiio/mto- 

 /cii/a, Olibi-iii iii/7/c/o//i\ a 1 lymenopterous insect, Prosopis Jl/asoiu; 

 several Lepidoptera, e.g. Beautiful Brocade (^Hadcna conligua), Straw 

 Belle {^Aspilatcs Gilvarid), Bordered Lime Speck [Eiifiit/iccia sttccentii- 

 riatd), Coleophora argentitla, Belted Beauty [Nyssia zoiiaria), .Small 

 Dusty Wave (Acidalia iiicauaria), Dicranoravipha pctivcrc/la, Ihtcciila- 

 trix cristate I /a, Ptcrophora oc/nvdarty/iis. Netted Carpet [C/ciaria reti- 

 culata), Essex Emerald {CreoDietra sniaragdaria), Lesser Cream Wave 

 {^Acidalia zmnnitata); two Homoptera, Eitptcryx tenella, Aphalara 

 nervosa; two Heteroptera, Caiiptotroc/i/is /iiteseens. Macrocoleus taiia- 

 ceti; and the flies Hormomyia inillefoHiy Carpotricha guttu/aris, Cneiiiu- 

 pogoii apica/is. 



Achillea, Theophrastus, Is named after Achilles, who is said to ha\'e 

 first discovered that it healed wounds, and Millefolium, Tragus, is from 

 the Latin millc, thousand, foliniii, leaf, the reference being to its much- 

 divided leaves. 



The following names show its universal use: Green Arrow, 

 Arrow-root, Bloodwort, Camil, Cammock, Carpenter-grass, Thousand- 

 leaved Clover, Devil's Netde. Dog Daisy, Eerie, Garwe, Stanch or 

 Stench Girs, Hundred-leaved Gras.s, Melefowr, Milfoil, Nosebleed, 

 Old Man's Mustard. Old Man's Pepper, Wild Pepper, Sanguinary, 

 Sneezewort, Tansy, Thousand-leaf Yallow, Yarrow, Yarrowa\-. 



Eerie is a corruption of Yarrow. " Lassies used to take it and put 

 in their breasts" as a charm, repeating this rhyme: 



Eerie, eerie, I do pluck. 



And in my bosom I do put, 



The first young lad that speaks to me 



The same shall my true lover be. 



