Shrub or tree to c.2 m. tall; branches ± fastigiate, slender; bark dark brown to blackish; branchlets very slender, flexible. Lvs with sheaths ± 10-15 mm. long, narrow, margins submembr., passing by truncate to auricled shoulder into filiform, erecto-patent lamina ± (6)-10-16 cm. × 0·5-1 mm.; apex triquetrous. Racemes ± 25 mm. long, (4)-6-9-fld, terminal on slender lateral branchlets. Sepals ± = corolla-tube, broad-ovate, acuminate, margins ciliolate. Corolla-tube c. 5 mm. long, lobes broad-ovate. Capsule 3-4 mm. diam., invested by persistent calyx.