T: Afghanistan, provincia Parvan, montium Gindukusch [Hindukush] declivitas meridionalis, 5 km supra pagum Aingoron, ad viam Kabul-trajectus Salang, 6 Jul 1974, A.I.Gubanov & al. 377; holo: MW; iso: LE.
Perennials, 50–120 cm tall, densely caespitose; rhizome very short-noded, stout. Stem leafless, terete, 2.5–3 mm diam., ±hard, with c. 20–25 conspicuous ridges formed by strong subepidermal sclerenchyma strands; pith of astericiform cells interrupted, reduced to plates between numerous lacunae of variable size; epidermis cells above ridges enlarged. Cataphylls 3 (–5); upper cataphylls to c. 10–12 cm long, lax, obtuse to acute, without blade, abaxially ±stramineous distally, ±dark castaneous-brown to reddish, glossy, stramineous glossy adaxially. Lower bract 6–25 cm long, equalling to exceeding inflorescence. Inflorescence pseudolateral, diffuse, many-flowered, supradecompound, usually with 3–5 branches bearing loose groups of contracted unilateral cymes, to c. 8 cm long. Bracteoles up to 1.5 mm long, triangular-ovate, acute, pale. Tepals 2.5–3 mm long, equal or outer ones slightly longer, narrowly lanceolate, acuminate; central band greenish-stramineous, later stramineous, bordered castaneous to purplish; margins broad, scarious. Stamens 6; anthers 0.6–0.7 (–1.0) mm long, ±equallling c. 0.5–0.7 mm filaments; style c. 0.1–0.2 mm long; stigmas 0.6–1.0 mm long. Capsule triseptate, trigonous, broadly ovoid to subglobose, 1.5–2 mm long, equalling or shorter than inner tepals, subobtuse, with short mucro, blackish castaneous-brown. Seeds 0.4–0.5 mm long, obliquely ovoid; appendages absent.