334 IXIACEAE 
Perianth veined red-brown over old- 
rose: crest laterals not extending into 
claw. 
Perianth flush-veined, flushed pale sal- 
on on lower edges of petals and 
ERT crest laterals extending into 
claw : 
Per ub rose-lilac, flushed with lavender 
a base of blade. 
eu "ed. -purple, purple, violet, or lilac. 
e red- do DIEN or lilae 
rianth lila 
epal- blade nearly as broad as long, the 
bas ale: crest- rs very nar 
i perianth pale-lila 
soper blade much longer "een broad, the 
not pale: aeu terals broad ; 
riolet. 
rest extending scarcely at all into 
sepal-blade ; uc. if present, des 
narrow and indistin 
Crest extending well "HS sepal-blade 
Jaterals usually present bad discinct 
Perianth E o violet-blue 
Crest yellov nther S ot bifurecate: flower 
"Hob SUE 
Perianth markedl dark-veined. 
rest-laterals deep- Sm the zone 
at the junction of claw and blade 
See outside of sepals greenish- 
Crist- la rals white or cream, the 
claw nearly white, as also the zone 
a the junction: outside of sepals 
early white 
Perianth ae masii veined. 
pe Eu anthers bifurcate: flower 
fr 
Crest- lateral 2 Ut more w M Ope on either side. 
erianth red-lilae or rose-li 
Perianth violet, blue-violet, oe lavender. 
erianth violet or blue-viole 
Crest-laterals the same color as the crest: 
about twice as long as 
aw. 
Perianth light-violet: sepals spreading. 
Perianth dol violet: sepals recurved. 
Crest-laterals paler than crest: sepal-blade 
abou times as long as claw. 
Crest lemon: sepal- blade entire 
us : oran ge -yellow : sepal- blade erose- 
argine 
Perianth res der 
Crest rts as a groove, but colored light-yellow. 
VI. TrI 
Crest-zone not sharply rere from ae pud E on but 
merging gradually into 
Crest-zone sharply demarked from the sepal-color 
Crest-laterals well hd cocos their color endis 
upward from e 
Crest- oo PE media nd. 
fro ach other by cine or ere of ano ice 
colo 
Perianth dull-rose, the crest-laterals very nar- 
and n inent. 
Perianth red-purple or maroon, the crest- 
laterals inent. 
Crestlaterals merging into the median and all 
together forming a triangular color-blotch at 
base of. sepal-blade. 
n verging towards rose and red shades. 
nth rose or poe eate, 
"P aaah intensely colored: crest evenly 
31. 
9) 
I. rubicunda. 
32. I. cerasioides. 
33. 
c2 
Ni 
~” 
37. 
Q2 
O0 
Ha OO 
Oo 
NN 
- 
43. 
44. 
QU cC 
ER © 
I. rosipurpurea. 
. I. regalis. 
I. fourchiana. 
I. oenantha. 
. I. iocyanea. 
. I. ioleuca. 
. I. cyanantha. 
. I. bifurcata. 
. I. rubrolilacina. 
I. viridis. 
I. citriviola. 
I. iodantha. 
I. gentilliana. 
. I. lancipetala. 
. I. pseudocristata, 
. I. rhodantha. 
. I. parvirosea. 
. I. Marplei. 
