XIX. JUNCAGmE^. 



803' 



Triglochin laxijlormn. 

 Transverse section of fruit. 



2^'iglochin laxlfloi-um. 

 Pistil (mag.)- 



Triglochin laadjlorum. 

 Antheriferous scale. 



Triglochin laaMorum. ^'-^giodiin. Triglochin. 

 Fruit (m40. ^^^- Embryo. 



Tetroncium magellanicum. 

 Flower. 



Tetroncium. 

 Young fruit. 



Tetroncium, 

 Embryo cut transversely. 



Tetroncium. 



Seed cut vertically 



(mag.). 



lAlcea, 

 Portion of inflorescence. 



Lilcea. 

 Embryo 

 (mag.). 



LiloBU. 

 Basilar fruit. 



Lilcea. 

 9 flower (mag.). 



lAlcea. 

 ^ flower (mag.). 



Scheuchzeria. 

 Embryo (mag.). 



Lilcea. 

 Transverse section of fruit (mag.). 



Fruit a capsule or follicular^ or indehiscent. Seeds erecty exalbuminous ; embryo 



straight. Stem or scape herbaceous. Leaves all radical^ or cauli/ne alternate. 



Marsh herbs. Leaves sheathing at the base, semi-cylindric or linear-ensiform, 

 sometimes scented. Flowers 5 {TriglocMuy Scheuchzeria), ov dicecions {Tetroncium), 

 sometimes {Lilcea). Stamens 5, inserted at the base of the perianth-leaflets 

 {Tetroncium, Triglochin), or hypogynous {8cheuchzeria) , reivelj 1 only {Lilcea) ; fila- 

 ments very short; anthers 2-celled5 extrorse, dehiscence longitudinal. Carpels 3, 

 distinct, 1-celled {Schmchzeria), or 6 united into a 6-celled ovary, of which 3 cells 

 are often imperfect {Triglochin), rarely solitary or spiked {Lilwa); styles as many as 



3f 2 



