IH 
^ 
IRIS PSEUDACORUS. 
7-, 
YELLOW WATER FLAG. 
-. -^ 
6* TNO NTMJ. Iris Paluftris. Fharm. Edhu Iris palullr 
r^ 
Gerard Emdc, 50. 
Acorus paluftris, & 
^ 
Flower-de-luce. R 
Acorus adulterinus 
Bauh. P 
Park. Th 
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P- 74 
P 
9 
Yellow Water 
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ZTi/^. p 
n ■ 
Synop, 3 74. Iris 
inflexo, foliis enfiformibus ; petalis eredis minimis reflexis imber 
bibus. Hal. Stir p, Helv.n, 1260, Iris Pfeud- Acorus. Ltghtfoo 
,* 
V 
FL Scot. v. S6. Withering Bot. Arrang. p. 39. Curt. FL Lond, 
.^ 
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Clafs Triandria. Ord. Monogynia. L. Gen. Plant. 59 
.1 
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r H 
r 
FJf. Gen. Ch. Cor. 6-petala, insequalis ; petalis geniculato-patentibus. 
Stigmata petaliformia, cucullato-bilabiata. l^hwth. Dijf. de Iride. 
f*; 
Sp. Ch, 
I. imberbis, foliis enfiformibus, petalis alternis, ftigmate 
minoribus. Tbunb, 1. c. . 
L ■ 
THE root is perennial, thicker than the thumb, of an irregular 
fhape, horizontal, on the outfide blackifh, covered with rigid fibres, 
and puts forth many long whitifh perpendicular flender roots; within 
it is fpongy, and of a yellowilli red colour ; the leaves which grow 
from the root are upright, broad, fword-fhaped, and at the bottom 
riding, or clofely embracing, each other ; thofe on the ftalk are fhort, 
alternate, and fheathe the joints of the ftem: the ftalk is upright, round, 
fmooth, alternately inclined ,from joint to joint : the flowers are 
large, ihowy, of a yellow colour, and ftand upon Ihort branches, 
which proceed from the joints of the fteml the corolla divides into 
fix fegments or petals, of thefe, the three inner ones are fmall and 
ered, the three outermoft are large, of a roundifh oval fhape, turning 
back, and painted near the bafe with reddiih lines: the calyx is a 
fheath, or fpatha, of two, three, or four valves, according to the num- 
ber of the flowers ; the filaments are flat and tapering ; the antherae 
oblong, 
I 
