PIPERAGEJE. 495 



branching terminal spikes {North- East and South of Asia, Tropical 

 and Subtropical Continental and Insular). See p. 475. 



10. Hedyosmum Sw.- — Flowers monoecious or dioecious; males 

 spicate ebracteate, 1-anclrous ; anther sessile 4-locellate ; cells 

 parallel, longitudinally rimose ; connective shortly apiculate or 

 peltate obtuse above cells. Female flowers : receptacle sacciform ; 

 mouth shortly tubular, crowned at apex by 4 usually obtuse teeth 

 (sepals?). Germen (of Chloranthus) adnate inside receptacle; style 

 erect slender, ligulate or subclavate, sometimes irregularly 3-alate at 

 stigmatose apex ; ovule and seed of Chloranthus. Drupe sub- 

 carneous ; putamen very hard ; embryo minute albuminous ; coty- 

 ledons superior, scarcely visible. — Aromatic trees and small trees ; 

 branches opposite, nodose articulate ; leaves opposite simple ; stipules 

 only free at apex, below connate together and with petioles into a 

 long amplexicaul ochreiform tubular sheath ; flowers terminal ; 

 females branching-subcapitate or cymose [Tropical and Subtropical 

 North and South America). See p. 477. 



11. Ascarina Forst. — Flowers nearly of Chloranthus, dioecious; 

 male 1-androus, 1-bracteate, laterally 2-bracteolate. Female flowers 

 naked; germen and ovule of Chloranthus ; style thick, very short 

 subsessile, at apex flat dilated stigmatose ; naked drupe and seeds of 

 Chloranthus. — Small trees and shrubs, aromatic ; habit leaves and 

 inflorescences of Chloranthus {Oceania). See p. 479. 



IV. CERATOPHYLLE.E. 



12. Ceratophyllum L. — Flowers monoecious; perianth simple 

 10-12-fid, or partite ; lobes entire or incised, subequal. Male 

 flower : stamens go , erect free ; filaments very short ; anthers basi- 

 fixed, ovate oblong, at apex 1-3-cuspidate or submuticous ; cells 3, 

 extrorse longitudinally rimose. Female flower : germen sessile 

 1 -celled ; base muticous or aculeate by 2, 3 descending cusps ; style 

 subterminal subulate, stigmatose at apex ; ovule 1, orthotropous, 

 subpendulous from below apex of cell ; micropyle inferior. Fruit 



