Diagnose: —A P. prosanae P. Ibisch & E. Gross similis affinisque sed planta minor et floribus pedicellatis differt. Observations: —Puya pusilla is related to P. prosanae from the Department of Cochabamba in Bolivia but is a smaller plant (flowering to 8 cm vs. 14 cm tall) with conspicuously pedicellate (vs. sessile) flowersEdited from : Bromelia. (protologue) .