ecu. BUPHOEBIACEiE. 



691 



Mercurialis. 

 J flower (mag.). 



'<^i-:^ 



Mercurialis, 

 Vertical seotion of ovary (mag.). 



Mercui ialia. 

 Transverse section of ovary (mag.). 



MetxuriaHs. 



Seed, entire and cut vertically 



(mag.). 



Cluytia pulchella, 

 9 flower (mag.). 



Saliospermum, 

 ^ flowers.^ 



£aliospermum. 

 ^ flower expanded (mag.). 



Mercwialis. 

 Q flower (mag.). 



Ditaxis lanci/oHa. 



^ flower. 

 (From M. Balllon) 



Pistils eparated from the 

 calyx (mag.). 



Cotyledons plane, much broader than the radicle, nearlj as broad as the 

 albumen. 



Teibe IV. PEYLLANTHE^. 

 Ovarian cells 2-ovuled. Calyx of $ quincuncial in sestivation. 

 * Flower exiwvolucrate, a/petalous or petalous. 



Sub- tribe I. Saviej!. — Stamens inserted around a rudimentary ovary. Glands of the 

 extrastaminal disk alternating with the petals. Actephila, Savia, Moacurra. 



Sub-tribe II. ANDEACHNE.ffii. — Stamens inserted round a rudimentary ovary. Glands of 

 the extrastaminal disk opposite to- the petals. Andraohne. 



Sub-tribe III. SAUEOPiDB.a!. — Stamens central. Petals 0. Extrastaminal glands opposite 

 the sepals. Sauropus, &c. 



: Sub-tribe IV. PeeieegdendeeJ!. — Stamens excentric, inserted around a central disk; 

 anthers always erect. Freireodendron. ' 



T T 2 



