ficianstheufcof fimpUMcdicinsmadeof Herbs, ufcd by plain Countrc'y-m«n > Nur- 
fcs, FarrierS) (iTf. affirming, that the chief of the Anticnt HyCicUns , as Celfutt 
' Scribonmy hfmellus, Diofcorides and others hate done Co, 
He taketh notice , Ffr/ti That the external likenefs in fome Plants is notio be alto- 
gether defpifed ; affi ming > that from thence it was difcovcred j rhatour Mjbwooi, like 
toGuAUCumy is conducive to the Lncs Verier ta , and other Malignc Difcafts. se- 
ccndlyy That neither the outward Signature is to be totally neglcfted ; finccthe Aniicnij 
thereby did firft difcover, that Hypericum was good for wounds i Pulmondria for the 
hangs iSaxifra^a, for the Gravelj jVAlnutsfov the Diftempers of the Head. Where he 
notes, that thefe lignes do not fomuch relpeft the parts of the Body, as their Diftemper. 
He conciudcthwith obferving , that thofe Plants which afford 5 aits of the like Figure, 
feem to evince alikenefs in their Veccues. Upon this accompt he compareth together 
JVormmoi and Fdlitory en t\u Wall ; Biulm and Fennel i Licmjh and Capillus Ve- 
lerki R.$femary ind Buglojfe, &c. 
The Treatife it felf , to which this Epiftle is an IntroduSion, is direftcd to Medical 
Pf aftice , and enlarged with divers ufcfui Obfervationsfor the fake of young Phyficians. 
y. DE LA CTE LUHM Differtath Medics , Johannis Danielis Majoris, Fh. 
t^M. D» Kiloni 166'] in 40. 
THis Book came but very lately to our view ; And that the extravagant Name of ir« 
Subjcdmay not takeoff fober men from confidering it , we (hall at the very firft 
tell them , that by this affefted word of Lac Luna nothing clfe is meant here, than 
F lores Argentl , or a fine white porous and friable Earth , infipid and without fcent , dif- 
foluble in water 1 and tinging it with a milky colour , and fometimes raifing a kind of 
ebullition in it ; found commonly in Silver- Mines » and in them fublimed and fiickinj to 
the roofs of the rocky Hills 5 having a drying and abf^erfive quality , and therefore good a- 
gainft thcafflii of fliarp humors in ulcerated parts } ferving alfo for an excellent Co/«f- 
tic\* All which particulars are at large deduced and dilcourfed upon by the Author 5 
who obferveth, firjty That Ge/ner in his Book of ^cjftls taketh good notice of this 
Mineral Earth j and affirms it to be found in the Mountains of HelvetU, cfpecially 
that J which is called Mount Pilat, From whom he tHnks that others, as Boethma 
Boot t Olitus Wormiusy Aldrovandusy Calceolariusy and others, have taken the hint. - 
secondly i He maketh the matter of this Earth to be the Mctallick Vapors of Silver* 
Ore 3 by fome fermentation raifed and fublimedj and then condenfed. 
Thirdly y Having commended its Abflerfive andCofmetique quality, he givciij this fol- 
lowing Recipe 'y 
La^. lunce VfachrH.\ II. 
tacca Virginian, vel Vlorentin. Vrichm. L 
Mclchi optim. gran. II. vel III. 
Mifc.exaHe , fidtpulvis fuhtilis. 
which Powder y he faith y when 'tis to be ufed for the face or hands , may, for more con- 
vtrniency, be nioiflened with fome Effcnce of Btn^^oin y Roje-wdter. or Orange waten 
whereby the ikin (hall acquire a natural and florid whitenefsj without any dinger ef 
mifchief. 
fourih'y , Inquiring into the particular places cf the Generation of this Earth , he af- 
firms it to be found / as in the above-named Mountains of Helvetia fo in the Mines of 
Mew Spain, and about thr Mexican Bay, as alfo about Ptrupum in Italj , in an Iflc near 
hambarough , czlkd HeiligeLand y belonging to the Duke of i and In sikjia 
.near Brufnitt^. 
Frrati , In Numb. 58. p. 1 186. 1. 17. r. to remove^ p.i ipi. i. x 1. r. at Yratchin. p. 
J 10 0. \, 16.T, before noon. 
In Numb. jp. p. 1041, 1. 19. r. Pufiih which dilates ^ p. i«4f. ^ so.r. pipCyTtoof(^ 
Printed by r. N, for fohn Marty n Prnuef to the Royal Spciety, 1^70. 
