86 



FIG. 6i. 



6x4 



Libocedrus arfakensis Gibbs. A. Fertile 2 branch, with very young strobili showing four 

 bracts: /.,/., fertile, s., s., sterile; B. C, D. Progressive stages, showing gradual dis- 

 placement of bract apices by secondary upgrowth of tissue ; E. Strobilus before 

 dehisceuce, anterior bract removed, exposing the two ovules o., with wings still 

 undeveloped, on the posterior/, bract ; F. Mature strobilus, exposing wings of ovules 

 on dehiscence ; G. Old strobilus, ovules shed. 



