B. 'Goliath' x guehoi
I don't see the pulvinus as seen by Brian Barnes and Siggi Hartmeyer on B. 'Goliath'
There's a lot of variability among the plants:
(same plant as above, no branching)
Plenty of branching on this one:
No branching on these:
B. guehoi - a lot of variability here too
"A" out of 8 only 2 survivors, this one went downhill recently
"B" again only two survivors
This is the only one of the B. guehoi to show any branching so far.