GYR 
four or.more, with alternate, barren, glub-fhaped filaments. 
Drupa of one ce with two. win 
; Calyx of five equal fegments, Stamens as in the 
other flowers. Piftil none. 
Obf. Gzrtner was aneincrd to confider this genus, of which 
to the Maple tribe ; 
wings, however, being goa es the calyx, and not 
the 
is author, moreover, eae mention the difference sh 
tween the .perianths of th 
indicated and delineated in Dr. Roxburgh’s work, an 
which is of the more confequence, as, if it exifts, the genus 
truly belongs to the Polygamia oat for that reafon; but 
if aah ta to Tetrandria Mono, 
e Sat are diffic ult to P ves The late excel- 
eng: 8 work, confidere 
though he totally ee Willdeaow" $ — — 
nor does he. offer 
= fo far as-‘to affix | the Soom ms ee eac — 
‘ somagead. 282. te 
d, 
inches lo’ ong. We are pofleffed of one fruit only, commu- 
nicated by Juffieu as the plant of ——— and having been. 
cbisined. dose : 
America, w e prefume it. muft be. 
seg The hark.i is {mooth, » greyith. 
te aoa bes, entire ce Rane cer 1s Guckiiakome 
dy beneath; fred ahve depreffions on the upper. 
- 
all 
ere furrows, Serine, aia re eS probably from. 
one of Koenig’s {pecimens at oe agters. with 
Roxburgh’s in this: an with. Jacquin’s, nor with. 
. 
wings, bosses two and ae 
— performed by walkin 
> 
, ee ‘circles, more or lefs numerous ms sit 
in 
rain and flowering 
one, juft before frefh sty 
GYR 
7 Americen {pecimen, Thofe who havé more amiple'ma: 
erials muft decide how far this is a permanent fpecific aly 
pe Tae 
erus. Brown. Prod. n. 1.— 
aa of the fruit obtule, entire, or 
pen when t 
> 
4 G. “rugofus. Ibid. n. 2.—¢ Floral leaves fomewhat 
heart-fhaped, with three angular ‘lob es ; rugged and nearly 
naked above ; downy and foft beneath ; their lobes Bele 
feparated by very broad finufes. »»__Difcovered by Mr 
Brown in the — country with the laft, but he did not 
méet with the e comm Je is, in this 
alfo, longer than ae fovtftalks, 3 iftake in 
this weated of Mr. Brown's definition, which we all the to 
_ 
; 
: 4. 
Ae 
44 
iy 
5 
5 
° 
o 
i 
mes 
® 
Le} 
a 
| 
a 
5 
2. 
rE 
fpe, 
foregoing, cee therefore cannot properly make a part of 
¢ difference of any one. Perhaps in the laft 
was excita written for breviore. . 
GYROGONITES, in Mineralogy, 
foflil, fearcely of the fize of the h 
white colour ; found diffeminated in the fubftance of a hard 
filiceous ftone (called mill-ftone), in the neigh rhood. of 
Paris. Lamarck has eftablifhed it as a genus, the charaéter 
of which is taken from its fpheric form, and from its furface 
- being horizontally all around ftriatedby vy parallel fpiral grooves: 
carinated at the borders 
Bofc obferves that this foffil need: only be feen in its no 
; he inner 
applicable, Bctitaes! us wit 
re to its determination. “ie tone fatisfy 
our curiofity with refpe&t to the natu of this foffil. 
GYRO in Ornithology: See TANAGRA G 
~ GYROMANCY, ae a et af divination 
ing round, or in ac 
The word is og. neh of the 
POT ete divination 
GYRON. See Ginow, 
ao RUT Uan in Botany, fo named by. cas te ‘Achae 
vyupas, @.circle, and Cera, to bear, in allufion t o the 
ante yup0%y circle, and 
Ul, Silicarias 
x abi ie 
difk of the receptacles or fh 
ngl. Bot. v. Ese 2066. 
v 1. 8. t. 2, Lichen ;. Linn. 
Hoffm, Pl. Lich. 
_ Schreb. 767. ‘Juff. 7. Clafs and order, Crgpaegaat © 
Nat. Ord. Lichenes. 
Gen. Ch. Frond leafy, membranous and fest = 
ely 
riantly com> 
te 
of coticentric a 
upper fide-or ‘dif, at Teel fepaating Eee. 
onthe infide of the plaits. cit 
. Ch. "Taberches-feifile on oes 
