Bromeliad Cultivar Register (1021) --

*BILLBERGIA ‘Olive Wills’*	Ferris, O.	<1982
cv. of 'Charles Webb' (F-2) - (See 'Charles Webb') - Olwen Ferris said, "This clone has the leaf texture and color of pyramidalis v.concolor while it has the inflorescence of vittata w/the flowers closer together and the bracts packed around the base of the flowers".
Seed Parent: vittata	Pollen Parent: pyramidalis
Bromeletter 1987 4:10, Butcher1982