plant caulescent, flowering to ca 150 cm high, branched. leaves numerous, arcuate, to 50 cm long; sheath to ca 3 cm high, to 5 cm wide, brownish, serrate, glabrous; blade somewhat constricted at base but not petiolate, narrowly lanceolate, to 27 mm wide, to ca 50 cm long, abaxially densely white-lanate, adaxially glabrous, serrate with white antrorse spines, to 2 mm long, regularly spined to about half of the blade, few spines toward apex. inflorescence: peduncle erect, to 70–80 cm long, at base to 10 mm wide, green, glabrous, almost completely covered by bracts; peduncle bracts erect, triangular, acuminate, upper ones 12–13 mm wide, ca 4 cm long, at least lower ones serrate, longer than the internodes, glabrescent to glabrous; fertile part twice-branched, erect, ca 40 cm long, glabrous; primary bracts lower ones to 6 cm long, normally exceeding the sterile base of the branches, green; branches numerous, 14–15 cm long; floral bracts triangular, 3.5–5 mm long, ca 0.8 mm wide, always exceeding the sepals. flowers nutant or erect, ca 8 mm long; pedicel 1–3 mm long; sepals broadly ovate, obtuse, to 2–3 mm long, 1.5 mm wide, glabrous; petals greenish, to 5 mm long, to 2–3 mm wide, strongly recurved during and after anthesis. stamens to 6 mm long; anther ca 3 mm long, yellow, recurving when old. pistil: ovary ca 3 mm long; style 2 mm long.Edited from : Ibisch et al. 2002. (protologue) Novelties In Bolivian Fosterella (Bromeliaceae) .