CL, AROIDEZ (BROWN). 
2—4-celled ; ovules axile, numerous 
in each cell : - 
Spadix covered with fertile flow ers to the 
apex, without barren organs (or with 
a few staminodes mixed with the 
ovaries in Richardia), 
Ovule solitary in each cell, basal or sub- 
basal. 
Leaves much divided. 
Spathe convolute, obliquely trun- 
cate at the top; ovary 2- 
celled ; stamens free . ° 
Spathe boat-shaped, shortly con- 
volute at the base, acute; 
ovary 1-celled; stamens free 
Leaves sagittate ; spathes expanded, 
decurrent on the peduncle at 
the base; ovary 1-celled 
Ovules 2—4 in each cell, axile ; spathe 
obliquely funnel-shaped, with a 
subulate point ; leaves sagittate, 
hastate, or entire a 
§§Stems climbing or creeping and rooting or 
erect, 
Ovary 1-2-celled ; ovule solitary in each 
cell; anthers free. 
Leaves subpinnatipartite or perforated 
Leaves entire, not perforated, acute or 
obtuse at the base. : 
Leaves cordate, sagittate or hastate at 
the base, or 3-lobed, not perforated. 
Ovary 2-3-celled; ovules numerous in 
each cell; anthers of each male flower 
connate into an angular truncate body 
‘TT Perianth present; female part of the spadix free 
from the spathe, bearing flowers all round it. 
Spathe-margins connate into a tube below or 
nearly to the top; perianth in one piece, 
urceolate or cupular; petiole not thickened 
near the middle : = . 
Spathe convolute below ; perianth- segments free ; 
petiole with a thickened joint near the 
middle. 
Stamens with free filaments; leaves several, 
evergreen, pinnate ° 
Stamens with connate filaments ; leaf solitary, 
annual, 1-3-pinnate. . ° 
**Flowers hermaphrodite. 
Leaves all radical, sagittate or hastate; petiole 
prickly; spathe persistent during omnes 
perianth-sezments 4-6 ; 
Leaves spaced alorg a climbing stem, not “aagit- 
tate or hastate; petiole smooth; spathe 
falling quickly after expansion; perianth 
none . 2 . : : ¢ : 
9. 
syed bt 
15. 
16. 
18. 
«1. 
. 20. 
eal. 
- 22. 
139 
CALADIUM.. 
. PSEUDOHYDROSME. 
. ANCHOMANES. 
. NEPHTHYTIS, 
RICHARDIA. 
. RHEKTOPHYLLUM. 
. CULCASIA. 
CERCESTIS. 
ANUBIAS. 
STYLOCHITON. 
ZAMIOCULCAS, 
GONATOPUS. 
CyYRTOSPERMA. 
RHAPHIDOPHORA. 
