Q.Do Heptapleurum Flower?
There is a Heptapleurum plant in the office and it has about 8 branches with clusters of ‘bobbles’ along each branch. It is continuing to produce new branches with leaves too. No one seems to know if these are flowers or what to do.

Certified GKH Gardening Expert
Yes, they do flower and it sounds like yours is flowering. The flowers vary depending on the variety. This link has some images of the different kids of flowers the different varieties get:
http://www.flickr.com/search/?q=schefflera+flower