IXIACEAE 349 
shently paler than within, but overlain with sulphur, the crest and claw ydo: 
en: petals dull wine-purple within, the margins pale creamy-orange towards 
: SD ; ; 
exserted: capsule not seen.—Swamps and marshes, S La. 
61. I. fuscisanguinea Alexander.  Flower-stalk erect, rigid and strict: 
sepals spreading, within, the claw so heavily flushed with purple-brown as to 
obseure its color, but the midrib eet id the wings pale orange- 
margined, the blade a rich Sample -red, becoming brown around e. the crest 
le , with one or two sho rt laterals sometimes irregularly and i 
perfectly formed, but always surround ense m brown-purple 
veinings; without, dull red-purple, overlain ap ee n crest-zone and elaw,. 
the cla urple-brown spotted: petals pink, faintly flushed lilac-blue,. the 
channel region flushed r red-purple near middle, below. brown-purple flushed, the 
wings pale-orange near base; without, sea old- “rose, median band pale, silvery- 
ch : style- PAT light orange- the wings old-rose near 
argined, becoming all cream belo a appen ndages smoky heather- red, finely 
shallow: (odd. flushed oid at base beneath: anther-tips exserted: capsule 
een.—Swamps and marshes, S La.— 
62. I. albilinea eor Flower- ee erect, strict: sepals recurved-spread- 
ing, within, the claw greenish-cream eined. yellow-green, the blade light 
cept the apical portion heavily 
em 
MEE. the claw creamy white the upper claw-channel brownish-lilac ; 
: : ing 
very pale yellow-green below, the lower two-thirds of the keel greenish-white, 
th x whitish, flushed near the appendages with red-violet: appendages 
widely divergent, ‘light red-violet, lacerate- toothed.. flushed lavender beneath: 
anther-tips included: capsule not seen.—Swamps and marshes, S La.—Spr. 
a I. auralata iine Flower-stalk erect, stout: sepals 9-10 cm. long, the 
w pale orange-yellow, green-veined, the blade fully twice the cie of the 
o without dull SAE violet, suffused towards base with wish-green, 
within, dull, smoky red-violet with a darker central zone, flushed heavi ly with 
dull orange on lower portion, the crest an Pd outlined radial zone of 
light-yellow, spotted at ia edges with red-bro only the median extending 
into the lower part of the blade properj iden ‘broadly spatulate, about 7 em. 
long, without dull irap ne with a pale-green me n the upper half 
dull red-lilac n a darker median, the fee half reddish d eot veined red- 
ing yellow to wards base: style-branches red-violet, z 
keeled, the win pes bright-yellow ; Dd ges broad, blunt, finely a and unevenly 
toothed, bright-yellow at the base on the side next the wings, otherwise dull 
red-violet streaked with aprieot: Gene not seen.—Swamps and bayous, S La. 
—Spr. 
64. I. phoenicis Small.  Flower-stalk erect, strict and rigid: sepals re- 
law pale creamy-yellow, veined pale- 
alee -spreading, 8-9 cm. long, t pale 
green, the veins pencill rown-purple, wings heavily flushed brown-lilac 
n addition to these pencillings, the blade ees ot us T dade faintly veined 
ow 
nto the bas ei the bla de petals pues iuis, 
the claw portion red-purple: style-branche posti the wings pale-m 
gined; appendages light-violet: anther-tips luded: seen.— 
Swamps, marshes, ditches, and go banks, S Ta 
capsule not 
