plant 0.78–1.8 m tall when flowering, rupicolous, clustering. leaves erect, forming rosettes 0.6–1 m in diameter; sheath much broader than the blades, ovate to broadly ovate, sparsely lepidote internally and externally at the top, 2.1–3.5 x 2.7–4.2 cm, margins entire, minutely spinose at the top; blade 28–48 x 1.3–1.6 cm, very narrowly triangular, greenish to grayish green, lepidote abaxially, sparsely lepidote adaxially, margins spinose; spines 3–6 mm long, patent, the upper ones 1–2 mm long, predominantly retrorse proximally and antrorse distally. inflorescence: peduncle terminal, 45–65 cm long, greenish to brownish-green, erect, glabrous; peduncle bracts foliaceous, 3–32 cm long, exceeding the internodes until the middle portion of the peduncle, except for those ones at the top that are not foliaceous, resembling the floral bracts, 1–3 cm long and not exceeding the internodes, both erect, clasping the peduncle, narrowly triangular to lanceolate, greenish to brownish green, lepidote, margins spinose; fertile part 24–45 cm long, a simple raceme, laxly flowered or more or less congested at the top, erect; rachis green when in flower, becoming stramineous or brownish green when with immature fruits, glabrous; floral bracts exceeding the pedicels when present, 4–13 x 3–6 mm, glabrous, triangular to linear-triangular, apex acute to acuminate, green at the base, brownish at the apex when flowering, becoming stramineous or brownish when fruiting, margins entire or inconspicuously spinose. flowers 0.9–1.1 cm long, polystichous, spreading, exposing the rachis, predominantly sessile or short-pedicellate; pedicel 1–2 mm long, green; sepals 5–6 x 5–7 mm, broadly ovate to rounded, apex rounded, margins entire, imbricate, symmetrical or nearly so, green; petals 9–11 x 6–9 mm, narrowly ovate, apex obtuse to rounded, recurved, margins entire, imbricate, symmetrical, green. stamens 8–12 mm long, briefly exserted, with just the anthers exceeding the corolla; filament free; anther dorsifixed. pistil: ovary 6–8 mm long; style 3.5–5 mm long, exserted, green; stigma ca 1 mm long, conduplicate-spiral, green. fruits 9–12 mm long, ovate, greenish brown when immature, becoming pale black at maturity; seeds 3–4 mm long, flattened, falcate to narrowly triangular, surrounded by a continuous thickened wing, dark brown in the region of the embryo, becoming pale brown on the wing.Edited from : Antar et al. 2021. (protologue) Novelties in Dyckia (Pitcairnioideae - Bromeliaceae) from the South America dry diagonal: Two new species, a new combination and a new name .