Rami culti 7 visi, 11.5-29 cm. longi, internodiis 1.9-4 cm. longis, 2-3 mm. diam.; ramuli laterales 3.6-13.5 cm. longi, ultimi florentes interdum congesti, ca. 1.5-3 cm. longi; partes herbaceae glabrae levissimae politaeque, laete, vel interdum subglauce, virides; folia erecta vel ascendentia vel patentia vel e medio recurva supra, manu explanata, lineare lanceolata, acuminata, interdum apiculata, vel breviora obtusa vel subobtusa, 2-5 cm. longa, 7-11 mm. lata, ca. 4 mm. diam.; pedunculi teretes, 5-7 mm., fructiferi ad 9 mm., longi; receptaculum globose obconicum, 4 mm. longum, 5-6 mm. diam.; sepala 5, exteriora linearia, acuta vel subobtusa, 8-10 mm. longa, basi 2 mm. lata, interiora acuta vel acuminata, late marginata, ad 3 mm. longa, basi ca. ad 2.5 mm. lata; petala 2-seriata (interiora pauca), e bene supra medium inferne conspicue angustata, obtusa alba, ad 9 mm. longa, ad 1.5 mm. lata; staminodia superne recurva, ad 7.5 mm. longa; stamina ca. 4-seriata, intima parum supra medium papillata, 4-5 mm. longa, antheris pollineque luteis; glandulae crenulatae approximatae; ovarii lobi obtusi, vix compressi, glandulas fere attingentes, ad 1-5 mm. elevati.; stigamata inferne subulata, inconspicue papillata, 2 mm. longa cum cauda 1 mm. longa vel parum ultra.
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Perennial or annual, dwarf caespitose shrublet, up to 0.6 m high, sometimes scrambling in other plants. Leaves succulent, linear-lanceolate, erect to recurved from middle upper surface flat, glabrous except for a few long hairs on margins of leaf base, nodes with distinct triangle of tissue where leaves join, apex sharp and recurved when young, becoming more blunt and straight with age. Flowers solitary or in cymes, white. Flowering time spring to late summer.