WEY. TO THE FAMILIES. 
MONOCOTYLEDONOUS OR ENDOGENOUS Peyitie 
Ovary te nid naked flowers unisexual, spathaceous spadic 
Flowers dioecious, in heads or spikes, tae es elongate, set at a edges. 
andanaceae 
Ovary superior, syncarpous, 3-celled, perianth of 6 segments in 2 ea 
Perianth regular, wholly corolla- ‘like, cells of ovary 2 to many ovulate. 
aceae 
Perianth small, calyx-like, fruit drupaceous or baccate, 1-seeded, leaves palm- 
ate or pi innate, flowers b HIND [SPACE wvas:. cctved. cea 
DICOTYLEDONOUS OR EXOGENOUS PLANTS. 
I. Perianth simple or 
Ovary of 3 or meee 2 or more than 38 united carpels, with 1 or 2 pendu- 
lous ovules in each 
Fruit heen Dip den Pig eabeo ng into as many 2 valved cocci 
carpels, and indehiscent,......... Euphorbiaceae 
Ovary free with one uae eee oh es 2 or eine: 1. 
Ovule anatropous or amphitropou 
Fruit indehiscent nut or faa -like, one seeded. Ulmaceae 
Fruit — drupe-like, milksap present, leaves with 2 axillary 
SUI DUIOH cet eed kre ee Sees tees et ees oer ees wen es Morac 
Ovule orthotropou 
a ot hig arpium or drupe often enclosed by and united with 
e per erianth; peneny without milksap Urticaceae 
wis = 1-celled w ith few ovules, seed single. 
rianth see adnate to maturing ovary, ovules 1-3. 
talaceae 
ee = is celled with a single ovule; embryo curved. 
anth dry, shai by 3 bra ctlets, ache connate at the 
fe se, perianth ye ents. 2 es eee Amarantaceae 
Perianth tube fae ti around the fruit, sen not of the 
me ta) N 
Ovary one-celled, free, with a single ovule, V 
Perianth segments 6 in 2 circles, persistent; fruit a one seeded 
berry or drupe Lauraceae 
—, segments 4, stamens twice as many, sessile in 2 alter- 
ws, fruit a dr oe -like reddish berry...... Thymelaeaceae 
It. Petals Cae : oat at _ Rie 
Corolla 
epigynous, regul 
y id 2- or mor y actee stamens adnate to the corolla, as many as 
; Rubiacea 
So ee ee a. ee ES OL OL ee a ee ee eae ee 
rolla lobes; inven OpPOeHe Ms aes i 5 iis oe FP ws 0% 
picid 1 celled, 1-ovulate; stamens adnate, as many as corolla lobes. 
Composi 
Corolla epigynous, a 
Ceara ~ 5, filaments aaa anthers connate, the latter agg toe at the 
top; m milk spate es nt anula 
Stamens free, stigma surrounded d by a hairy indusium Goodeniaceae 
Corolla hypogynous or fs igynous, bearing the stamens, regular. 
Ovary 3 or more celled; 1 or 2 ovules in each cell. 
Stamens 5, ak with corolla lobes; a single ovule in each 
OL oo ee ee we ie me ee se ee Evacridaceae 
Stamens indefinite; flowers unisexual......-..---- Eb 
Stamens 5-6, opposite the corolla ibe es when of some number, 
often alternating with a sien: milky sap present. 
apotaceae 
Ovary 1-celled, with a free central placenta 
Stamens opposite the corolla lobes; drupe with a pe nce basilar 
seed 
PSO Ne enn ae PE eR a ait koe Dh det eM ce se acca sana a eis 
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