\ 
ANALYSIS OF THE ORDERS IN 
486 
Leaves simple. 
Petals equal in number to the sepals. 
Seeds few . : ; E 
Seeds numerous. Petals flat 
Seeds numerous. Petals crumpled 
Petals not equal in number to the 
sepals. Styles not perfectly com- 
bined . : . ‘ . . 
Placenta free central . ; . 5 
B. Leaves with stipules. 
a. Carpels more or less distinct (at least as to 
the styles). 
Carpels numerous . 
b. Carpels wholly combined (at least as to the 
ovaries), with more than one placenta. 
Placentas parietal . ; 5 ‘ ° 
Placentas in the axis. 
Calyx with an imbricate estivation. 
Flowers involucrate . : : 5 
Flowers not involucrate 
Calyx with a valvate estivation. 
Stamens monadelphous. Anthers 2- 
celled. 
Stamens monadelphous. Anthers 1- 
célled. ° 
Stamens monadelphous. Calyx irre- 
gular, and enlarged in the fruit 
Stamens quite distinct , ° 
THALAMIFLORA, 
Guttiferex. 
Marcgraaviacee. 
Cistacex. 
Ternstremiacez. 
Portulacacezx. 
Magnoliacez. 
Bizxacezx. 
Chlenacex. 
Cistacex. 
Sterculiacee. 
Malvacez. 
Dipteracez. 
Tiliacex. 
2. FLOWERS with less than 20 stamens. 
A. Leaves without stipules. 
a. Carpels more or less distinct, or solitary. 
Anthers with recurved valves . ° . 
Anthers with longitudinal dehiscence. 
Albumen abundant, embryo minute. 
Flowers unisexual, Seeds usually nu- 
merous . : ‘ ; . 
Flowers perfect. 
Embryo ina vitellus. . , 
Embryo not in a vitellus. 
Albumen homogeneous. 
Sepals2 . : - @ ; 
Sepals more than 2. : 
Albumen ruminate. Shrubs 
Albumen in small quantity, or alto- 
gether wanting. 
Flowers unisexual . 5 : ; 
Flowers perfect . 
. Carpels wholly combined (at leat as to Ee 
ovaries ). 
Placenta parietal. 
Stamens tetradynamous ‘ . . 
Stamens not tetradynamous, 
Large hypogynous disk. 
Flowers tetramerous. Fruit closed 
at the apex . : . . . 
Berberidacezx. 
Lardizabalacez, 
Cabombacezx. 
Fumariacez. 
Ranunculacee. 
Anonacex. 
Menispermaceex. 
Calycanthacez. 
Crucifere. 
Capparidacex. 
