[ 6S 4 ] 
elfnefwer. After fhe had taken it a few days, fhe 
vomited up fix or feven roundifh worms, and was 
cured. Thefe were found, upon examination, to be 
the maggots of a kind of brown bee- fly, defer ibed 
by Mr. Ray (20), and by Linnasus ( 1 ). 
However infuffleient this hiflory may be, to prove 
the ufefulnefs of this plant as a vermifuge, it will at 
leaf! ferve to exemplify this fadt ; namely, that other 
animals of the infedt kind, befldes the tenia, , lumbrici , 
and afearides , may fubflfl: a long time in the primes 
•vies of the human body, and be the caufe of great 
difturbances therein (2). 
Necefiity is frequently the parent of the mofl ufe- 
ful and important difeoveries : and the ufes to which 
a plant of this order is appropriated by the natives of 
Iceland, is a Handing proof of the truth of this ob- 
fervation. That climate will fcarcely permit the cul- 
tivation of any kind of grain ; but the want of it is 
in a great meafure happily fupplied by the eryngo- 
leaved lichenoides (3), which is abundant in the 
northern regions ; and in that ifland particularly the 
natives have long been acquainted with the methods 
(20) Mufca apiformis , tot a fufea, c auda obtufa , ex ejula caudata 
in latrinis degente orta. Raii Hift. Infedl, p. 272. 
(j) Faun. Suerica, N 8 . 1084. 
(2) See two cafes nearly of this kind obferved by Dr. Lifter. 
Lowthorp’s Abridgment, vol. III. p. 135. 
(3) Lichenoides rigidum eryngii folia referens Dillen. Hift. Mufc. 
p. 209. Raii Syn. p. 77 Lichen foliis oblongis laciniaiis marginibus 
conniventibus ciliaribus. Flor. Lappon. Hall. Helv. 75. Lichen 
( tfandicus ) foliaceus adfeendens laciniatus marginibus elevatis ciliari- 
bus Lin. Flor. Suec. I. 959. II. 1085. Mat. Med. N°. 493. Spec. 
Plant. 1145. 
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