SYNOPSIS OF THE NATURAL ORDERS. XXXIX 
71 Flowers perfect. Perianth 6-parted. Stamens 6. 
xc. Juticacece. 
Flowers monoecious "2 
72 Flowers on a spadix 73 
Spadix wanting- 74 
Flowers solitary xcvi. Naiadacece. 
73 Flower on a thick spadix. Spatli wanting. Anthers 
wedgeshaped, erect ; filaments long. 
xcii. Typliacew. 
Flowers on a thick spadix in a spath. Perianth none. 
Anthers ovate ; filaments veiy short. 
xciii. Araceoe (Areas). 
74 Flowers capitate. Stamens 2 — 5 xci. Eriocaulacece. 
Flowers 2 in a spath, one male, one female. (Floating). 
xciv. Lemnacece. 
Flowers in two rows on one side of a spath, enclosed 
by a fold of the leaf xcvi. Naiadacert. 
lb Leaves with entire sheaths. Anthers entire at the 
ends xcvii. Cyperacem. 
Leaves with split sheaths. Anthers notched at both 
ends xcviii. Gramineae. 
