Humile, ramis prostratis confertis gracillimis, junioribus rubescentibus, demum albidis, saepius ad 10 cm longis, internodiis saepissime 1-2 cm longis; folia adscendentia, fere erecta, basi brevissime connata, dorso rotundata vel inconspicue carinata, supra leviter canaliculata, acuta glabra, minute papillata, 1.8-2.5 cm longa, ad 0.4 cm lata, 0.2-0.3 cm diam.; flores rite 3-nati, abortione saepius solitarii, 5-6-meri, meridie expansi, 1.5 cm diam., pedunculo 0.3-0.7 cm longo; calyx globose turbinatus, segmentis inter se inaequalibus, subulatis vel ovato-subulatis, 3-4 plusminusve membranaceo-marginatis, longioribus ad 0.9 cm, brevioribus ad 0.5, longis; petala 2-seriata linearia obtusa, saepissime denticulata, vinacea, ad 0.7 cm longa, vix ad 0.15 cm lata; stamina subconferta, apice 0.2 cm diam., staminodiis numerosis filiformibus, apice recurvatis, inferne roseo-purpureis, superne albidis, 0.4-0.5 cm longis, circumdata, filamentis inferne roseo-purpureis, parce barbatis, ad 0.4 cm longis, antheris demum albidis, polline luteo; discus continuus pentagonus crenulatus; ovarium supra convexum lobatum, stigmatibus subulatis setaceo-acuminatis, 0.3 cm longis.
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Perennial, dwarf shrublet, up to 0.05 m high, stems creeping, forming lax mats. Leaves semi-terete, acute, covered by rounded bladder cells. Flowers solitary, crimson. Flowering time spring to late summer. Capsules pale brown, 5-locular, closing bodies absent, covering membranes reduced to a ledge.