a 
PLATE XLV. 
IRIS LONGIFOLIA. 
Long-leaved Iris. 
CLASS 
III. 
TRIANDRIA MONOGYNIA. Three Chives. 
ORDER I. 
One Pointal. 
GENERIC CHARACTER. 
Catyx. Spathe bivalves, flores diftinguentes, 
ftentes. 
ae Corotia fexpartita; petala oblonga, obtufa, 
tria exteriora reflexa, tria interiora erecta, 
acutiora; omnia unguibus conata. 
Stamina. Filamenta tria, fubulata, petalis re- 
flexis incumbentia, Anthere oblonge, 
rect, depreffz. 
Pistittum. Germen inferum, oblongum. Sty- 
lus fimplex, breviflimus. Stigma maximum, 
tripartitum, laciniis petala mentientibus, 
latis, reflexis, ftamina et petala alterna de- 
_ primentibus, apicibus bifidis. 
Pericarrium. Capfula oblonga, angulata, tri- 
laris, trivalvis. 
- SEMINA plurima, ovata, glabra. © 
SPECIFIC 
Iris foliis linearibus, canaliculatis, longiffimis, 
glaucis; fcapus teres, multiflorus; radix 
bulbofus, aw. 
Empa.ement. Sheaths of two valves, feparat- 
ing the flowers, permanent. 
Biossom with fix divifions; petals oblong, blunt, 
the three outer ones reflexed, the three in- 
ner ones upright, and fharper; all conneéted 
by the claws. 
Cuives. Threads three, awl-fhaped, laying on 
the reflexed petals. Tips oblong, ftraight, 
deprefie 
Porntat. Seed-bud beneath, oblong. Shaft 
fimple, very fhort. Summit very large, di- 
vided into three fegments, refembling petals, 
broad, bent back, and alternately prefling 
down the chives and petals, cleft at the ends. 
SrErp-vessEL. Capfule oblong, angular, of three 
cells, and three valves. 
SEDs many, egg-fhaped, and fmooth. 
CHARACTER. 
Iris with linear, channelled leaves, very long, and 
bluifh; flower-ftem cylindrical, with many 
flowers; the root bulbous. ~ 
TS ee 
REFERENCE TO THE PLATE. 
1. The two Sheaths of the Empalement. 
2. The Chives as attached to the Seed-bud. 
3. The Pointal complete. 
aie,..< "ee 
ere ‘Tais Iris is a native of the Cape of Good Hope, and was introduced to us from the colleétion of 
of as 
| Mefirs. Voorhelm and Schnevoght, of Haarlem in Holland, about the year 1792. The leaves of this 
_ delicate Iris grow fometimes to the length of three feet, giving it a very fingular appearance: it 
thould be treated like the Cape Ixias, and proteéted from the weather, whilft in bloom, as the flower 
injured by the lighteft wind, and the duration of each bloffom is but a few hours; there is, however, 
sl ane fucceffion, which rife diurnally from the fame fheath, feldom more than one at a time. This 
_ figure was taken in the month of June 1797, at the Hammerfmith nurfery. It has a fingular mode 
a itfelf; the old root dying. two formed above it, from whence 
2 % : , two young ones are above i 
- ftem arifes: feldom ripe feeds are produced. 
the flower- 
