HER 
pupils of James Bérnouilli, He publithed, in 1700, a defence 
of the principles of the “ Differential Calculus,” again the 
objections of the famous Nicuwentyt. After he had been 
admitted to the miniitry he travelled for improvement 
through Germany, Holla as France, and England: and on 
his return to Batil devoted himfelf with renewed ardour to 
the mathematical fciences. In 1707, by the recommenda. 
tion of Leibnitz, he was appointed profeflor of ate 
at the univerfity of Padua, the duties of whic e 
oe with great reputation, for about fix yea H 
next obtained from the king of Pruffia the nathoabanscal 
geioriip - Frankfort on the Oder. In 1724, Peter 
the Great appointed him mathematical profeffor at St. Peterf- 
burg» and, in conjunétion with M. De Lifle, he was com- 
miffioned to draw up ** An Abridgment of the Mathema- 
tics,’’ which was peers in the rea language. ‘he 
artments executed b . Hermann were thofe on arith- 
metic, geometry, trigonometry, and fortification. In 173 
he returned to Bafil, where he was chofen profeffor of na- 
tural and moral law. Upon his quitting St. Peterfburg, _ 
the emprefs Anne fettled on him a_coniiderable pention, 
upon the condition of his tranfmitting, from time to time, 
epeematical diflertations to Peter. Ue gs for infertion in 
“¢ Memoirs of the Imperial Academy.” He live 
a fhort time to enjoy the favours and honours liberally be- 
ftowed on him, being carried off by a fever in 1733, . at the 
_ age of fifty-five. His works are very numerous, chiefly on 
fubje&ts connected with mathematics ad natural philofophy. 
-_ 
t=] 
ot 
He was elected a foreign men of the Royal Academy of 
Sciences at Paris. Morer 
HerMann, Paut, a "ebeeed type was born at 
Halle, in Saxony, towards the middle of the 17th century. 
Having refided fome time in the Eatt ‘itis and efpecially 
at Ceylon, where he prattifed as a phyfician, he was induced 
to re-vilit Europe in 1679, an opportunity occurred 
for him to fill the botanical profefforfhip at Leyden, and at 
the fame time to undertake the care of the botanical garden 
eitablifhed in that univerfity. Having entered upon his 
charge, he profecuted the duties of it with fo much zeal, that 
foon more than doubled the number of ne which ha 
been introduced By his predeceffors during 150 years. 
mann the honour of being the firit in Holland aie 
adopted a fyltem of botany founded on the fructification, 
partly following the arrangement of Morifon, and partly 
that of Ray. His works are remarkable for the excellence 
and neatnefs of his figures, containing defcriptions 0 an 
new plants found in various ve rts of ~~ Ww ie ae ie ~< 
rtinac sty than either Ra n 
firft work he publifhed was a Calas of the PRs 
the gar by tre 
We Indies, as well as Pr the coubraGiog 
Many of thefe new tes were dlerbed and figured ef oe 
. S WOT. 
mre 
regarded as the firkt in  Eiclland. 
HER 
work, Flore. Lugdunobatave fatty though publifhed under 
the name of Zumbach s was developed his whale 
method of claflification, ce Hehe nearly followed.— 
In the year 1695, a bir 5 ty Flora Lugdunobatava, 
theets were taken 
Nites a 0 
{ubjoined, fhewing w 
Rye in the following 8 tg had he 
the work. —This indefatigable man left a ‘confiderabe num- 
and forme 
publifhed at - mata in 1737. 
came afterwards into the hands of Linneus for a time, and 
from them his Flora Zeylanica was compo They are 
now finally the property of fir Jofeph Banks.—The fubje@ 
of our memoir paid much attention to the medical qualities 
of plants, as many of his tracts indicate. Befides the books 
ie alluded to, he was the author of the following 
wor. 
Mutei Indici catalogus, continens varia exotica animalia, 
infecta, vegetabilia, mineralia, que collegerat, 1711, Svo. 
Lapis Lydius Materia Medice, 1704, 8vo. 
Mufzum Zeon (ona ed), 
Catalogus Capitis Bone Spei (unedited), 
Befides this it, he: wrote various botanical and medical 
traéts which are of 4s moment, and fome of which are fuper- 
feded by the former. opi s Bibl. Bot. Linnzi Claffes’ 
Plantarum. Moreri 
Gen. 348. Schr Sie. 
Mill. Dict. v. 2. ‘Ait. Hort. gs oN i “fii. 
Prodr. 130. Jui. “ Tasik. TWattr. t. 570. Coss, 
if, 327. Gaertn. t. 112.—Clafs and order, M Iphia 
Pentandria. Nat. Ord. Cal umaifere, Linn. Liliaceae, Jufl. 
Gen. Ch. Cal. Perianth of one leaf, inferior, permanent, 
roundith, inflated, five-cleft, its fegments infexed, S snp of 
re petals, rolled fy irally contrary to t un; their claws 
- pe , f 4 bor — at cach fide with a ile 
" broadilb, aie 
stam F ‘ecients fees broadath ay 
hey united together in their 
coil tages 
ted, coherin fuperior, roundifh, with 
Free: fides and ra angles Bas er five, ed hae clofe 
together, tapering, long he ftamens’; ftigmas fimple. 
P Capfule roundifh, xe hide, of five cells, opening at 
the top. Seeds numerous, 
Eff. Ch. or © fimple, five-cleft. Petals five, cgay : 
partly tubular at t Filaments reg 
five. pen toe of os eel with many 
Linn ea sick 3, 
his Horas Cif Clim nie of which, nigabit at 
a, juitl notices the esate: 
ng dicating. a em een pr pg Cue? of Hips ta 4s 
