adNO 
bloffoms, and the dark colour of its ftigma. Root annual. 
Stem about two feet high, rather waved, {mooth. Flowers 
same {piked, very abundant, of a och lilac or purple 
ore © othe say as Willdenow and the Hortus Kewenfis 
are O. gra a, parviflora, muricata, longi abe molliffima, 
undulata; ii als villa, f fn a a oe 
_Michau x divides oe S (ecione: 3 the firft 
rybrida, linearis, hegfintbay and pufilla. 
The following South American {pecies of this beautiful 
genus are defcribed and figured in the fourth volume .of 
Cavanille’s Icones. 
. tenell n. Ic. t. 39 2.——Stem herbaceous, 
e&. Leaves ovate-oblong. Four of the anthers nearly 
feflile.—Found near i, flowe ve 
m 
Leaves alter- 
imaller, rather hairy. Flowers axil- 
lary, folitary, feffile, violet-coloured. 
O. tenuifolia. Cavan. Ic. 
Branches numerous, flender, fomewhat hairy, 
fi old. Leaves alternate, longifh, feffile. Flowers 
axillary, folitary, nearly feffile, yellowifh-red, with dark 
veins. 
O. deniata. Cavan. Ic. t. 398.—Leaves agg toothed. 
Capfules very flender, {quare. —Found a n Chili and 
flowering in November. aie a foot or core height, 
round, with alternate branc Leaves alternate, feffile, 
thickly though minutely rai a. oe axillary, foli- 
tary, feffile, yellow, with dark v 
O. acaulis. Cavan. Ic. t ese a the 
terminal lobe larger, toothed. Foun d_ alfo r Chili, 
ane in November and December. Root thick and 
whence fpring the feffile flowers, and all 
acl leaves, which are {prinkled with white hairs. Flowers 
feveral, very large and fhowy, of a white or flefh colour 
beautifully irs ee with veins. 
. rubra. avan oo.—Stem herbaceous, erect, 
branched. Leaves ovato-acute, ferrulated.—The country 
of this fpecies is uncert It was cultivated in the Royal 
Garden of id, where it aes in July and Auguft 
1796. Ro ual h, round, bran 
Mouse axillary, folitary, 
“notwithftanding the author’s 
hia to be but too near akin to the rofea above de- 
cribed 
‘HERA, In Gardening, comprifes plants of ‘the her- 
baceous, biennial, perennial, and under-fhrubby perennial 
kinds ; of which the {pecies cultivated are, the broad-leaved 
tree-primrofe (O. biennis) ; the long-flowered tree-primrofe 
(O. longifiora) ; the foft tree-primrofe (Q. molliffima) ; the 
fhrubby tree-primrofe (O. fruticofa) ; and the dwarf tree- 
primrofe (O. pumila). 
Method of Calors —Thefe plants are all capable of being 
raifed oa feeds, and fome of them by parting the roots 
and cutti 
The ee fhould be fown cither in the autumn or ea dy 
fpring, in the firft and third forts, upox a bed or border in 
the open ground, thinning and watering the plants properly, 
a keeping them free from weeds till > following autumn, 
en they may be removed, with ba earth about their 
rath, to the places where they are ea remain: or fome may 
OER 
be fet out, at the time of thinning, in nurfery-rows, fix 
inches apart. 
ey alfo rife without trouble, from the f{cattering of the 
But in the fecond fort, the feed fhould be put into the 
ground in the open borders, or other parts, about the stead 
end of March, where the plants are to remain ep 
is fufficient in a place, which fhould have a ftick fet to i 
port its fg eee gf when they have advanced a little. 
ourth fort may be readily increafed by fowing the 
rene as abode and by parting the roots and cuttings of the 
young branches, planting them out in the open borders, or 
other places where they are to grow, in the autumn, for the 
rft method, ~ pane for the latter, giving water as 
there may be o 
under a 
open ort where they often fucceed in mild winters. 
The parted roots fhould sae wali out in the fpring, 
either-in pots or the open grou 
The plants — from feed are in general the beft, as 
ne more ftro 
By cutting on the ftems of the plants in the firft year 
of their flowering, before they perfect their feeds, the plants 
may fometimes be rendered more durable. 
The firft two forts, as has been feen, are biennial, and 
the arial pe pcenuils the former fhould, of courfe, be raifed 
annu 
open gro 
The feco ie and thir 
houfe plants, but they fucceed well in : 
P » in Botany, a name b ar fome authors 
have called the tree which pity the fruit called anacare 
dium Orientale, or the Malacca bea 
OEPEN, in Geography. See — 
OERI. 
OERL, a town of Pines. in the department of the 
Roer; ro miles N.W. of Venloo. 
OERNETZ, a town of Sweden, in Dalecarlia, where 
Guftavus Vafa found refuge, and was prevented from bein 
betrayed, by the wife of his he 5 miles S. of 
OERNHIELM, Cura frequently called ‘te 
henius, in Biography, hitloriogeapher to the king of Sweden, 
was born at Linkoping in the year 1627. i 
rari in his oe place, 7 
e academy at 
ae "diligently to polite ean making i the prin- 
8 greens 
und 
cipal objec of his purfuit. In 1 he was invited to ac- 
mpany the count Oxenftierna in a tour to foreign coun- 
tries; and on his return to Sweden, he became teacher in 
the academy of Upfal, and afterwards profeflor of logic 
~ metaphyfics. In 1668 he was chofen profeffor of oa 
tory ; and in this a he exerted his talents to thro 
for the favourite obje& e refigned 
his profefforfhip, and was — librariar' to the academy, 
Uu 
