[ J 597 1 



CLASS XXII. DIOECIA. 



Male and female flowers on dhthft plants. 

 ORDER I. MONANDRIA. 



1743. Najas. Male. Calyx cylindrical, cloven: corol 4- 



cleft: filament o. 

 Fern. Calyx : corol o : pistil 1 : capfule 

 ovale, 1 -"celled. 



1744. Phyllachne. Calyx double, each 2 or 3-leaved: corol fun- 



nel-form, 5-cleft. 

 Male. Filament o: anlher<z 2, placed on 



each fide ihe ftigma., 

 Fern. Stigma between the barren antherce: 



capjule inferior, turbinate, many-feeded. 



1745. Pandanus. -Calyx o: corol o. 



Male. Anthercc feflile, inferted into the ra- 

 mification of the fpadix. 

 Fern. Stigmata 2. fruit compounds 



1746. Ascarina. Anient filito-'in: corol o. 



Male. Anthera worm-fhaped, 4-grooved. 

 Fern. Style o: stigmata 3-lobed: drupe} 



1747. Brosimum* Ament globular, every where cloihed with 



orbicular peltate fcales: corol o. 



Male. Filament folitary, between the fcales. 

 Fern. Style cloven: berry i-feeced. 



t Salix purpurea, Helix. 



ORDER II. DIANDRIA. 



1748. Vallisneria. Male. Spathe 2-parted : fpadix covered 



with florets: corol 3-parted. 



Fern. Spathe cloven, 1 -flowered: calyx 3- 

 parted, fuperibr: corol 3-petaHed : stigma 

 3~parted: capfule 1 -celled. 



1749. Cecropia. Male. Spathe caducous: ament imbricate 



with turbinate fomewhat quadrangular 



fcales: corol o. 

 Fern, as in the male. Germs imbricate : 



flyle 1: flignui lacerated: berry i-feeded. 

 1 75°- Salix. Calyx a fcale of the ament: corol o. 



Stamina 1 — 5, with a nectariferous gland at 



the bafei 

 Fein. Stigmata 2: capfule fuperior, 1 -celled, 



2-valved:y*Wj downy, 



f Siilago diandra. 



