Home
Epiphytic or rarely epilithic herb, cespitose or rooting at nodes and ascending. Stem to 25 cm long, minutely pubescent, green. Leaves in whorls of 4, basely attached; petiole 0.05-0.2 cm long, minutely pubescent; blade fleshy to subcoriaceous, rhombic, ovate-elliptic to suborbicular, 0.6-1.2 x 0.4-1.0 cm, apex obtuse, rounded or emarginate, base obtuse to subacute, somewhat ciliate towards apex and sparsely puberulent to glabrous; obsoletely palmately 3-veined. Inflorescence terminal, solitary; peduncle to 2 cm long, minutely pubescent, green; spike up to 4 cm long, cream-white; rachis pubescent; floral bracts rounded, glabrous, glandular. Fruits basely attached in depressions of rachis, narrowly ovoid to ellipsoid-subcylindrical, apex with short beak and subapical stigma.
Epiphytic or rarely epilithic herb, cespitose or rooting at nodes and ascending. Stem to 25 cm long, minutely pubescent, green. Leaves in whorls of 4, basely attached; petiole 0.05-0.2 cm long, minutely pubescent; blade fleshy to subcoriaceous, rhombic, ovate-elliptic to suborbicular, 0.6-1.2 x 0.4-1.0 cm, apex obtuse, rounded or emarginate, base obtuse to subacute, somewhat ciliate towards apex and sparsely puberulent to glabrous; obsoletely palmately 3-veined. Inflorescence terminal, solitary; peduncle to 2 cm long, minutely pubescent, green; spike up to 4 cm long, cream-white; rachis pubescent; floral bracts rounded, glabrous, glandular. Fruits basely attached in depressions of rachis, narrowly ovoid to ellipsoid-subcylindrical, apex with short beak and subapical stigma.
Usually epiphytic herb, with tufted creeping glabrous stems, 5–27 cm. long, sometimes forming mats on tree branches, the stolons giving rise to more erect flowering shoots.. Leaves sometimes reddish beneath, in whorls of (3–)4, elliptic to ± round, obovate or rhombic, 0.6–1.7 cm. long, 0.4–1.3 cm. wide, rounded at the apex, cuneate at the base, fleshy, shiny and glabrous, obscurely 3-nerved; petiole 1–3 mm. long.. Spikes green or yellowish, (0.5–)1.5–4.5 cm. long; peduncle (0.6–)1–1.5(–3) cm. long; bracts round, 0.6 mm. wide, entire or crenate, usually glabrous.. Fruit narrowly ellipsoid or ovoid, ± 1 mm. long, partly sunk into the rhachis with an indistinct cupule-like structure at base, and symmetrical style at apex.. Nuts brownish red, 1–1.2 mm. long, 0.3–0.4 mm. wide.
Erect to decumbent, succulent herb to 10 (–20) cm high. Leaves in whorls of 4; lamina ovate-rhomboidal to orbicular, to 14 mm long, 9 mm wide, secondary veins obscure; base cuneate to rounded; apex obtuse. Spike terminal, solitary, to 43 mm long; peduncle 7–8 mm long, fertile axis 1–3.5 cm long. Flowers deeply sunken into axis, spaced 0.6–1 mm apart; bracts rounded, 0.3–0.5 mm long, 0.3–0.5 mm wide. Anthers c. 0.2 mm long, 0.4 mm wide. Ovary rounded, 0.4–0.6 mm long, 0.3–0.5 mm diam. Drupes sticky, not papillose, c. 1 mm long. [See Green 1994: 49–50) for Norfolk and Lord Howe Islands.]
Branched, spreading, succulent herb up to ± 2 dm. tall; branches pubescent at nodes. Lvs in whorls of 4-(3) or occ. opp., subsessile, 5-15 × 4-12 mm., rhomboid to suborbicular, fleshy ∞ ± coriac. when dry) dark green above, paler below, ± pubescent when young. Spikes terminal, axis pubescent, 2-4 cm. long; bract orbicular-peltate, subsessile. Ovary partly immersed in axis, ovoid, acute; stigma capitellate. Drupe ovoid, reddish, ± 1·5 mm. long.
Succulent herb, 0.10-0.15 m high; stems ± erect, rooting at nodes, mat-forming. Leaves 3-veined from base, dark green above, grey-green below; petioles up to 4 mm long. Inflorescence a terminal spike, fertile portion up to 11 mm long in flower, 25 mm in fruit. Flowers with bracts ± 0.3 mm in diam. Flowering time Nov.-July. Fruit ± 1 mm long, glanduliferous, long-ellipsoid, with pseudo-cupule at base.
Leaves (3)4-whorled, (4)6–15(18) ? (3)4–11(12.5) mm, elliptic, rhomboid, ovate, obovate-elliptic or almost rounded, broadly obtuse to rounded at the apex, rounded or broadly cuneate at the base, glabrous on upper surface, glabrous to subglabrous or puberulous beneath, thick, coriaceous, weakly shining, drying ± greyish-glaucous, longitudinally and ± obscurely 3-nerved.
Perennial, decumbent herb, up to 150 mm high; epiphyte or lithophyte. Leaves in whorls of 3 or 4 at nodes, glabrous, succulent, greyish green; blade elliptic to ovate, ± 10-13 x 8-9 mm, base rounded, apex acute to rounded; petioles up to 7 mm long. Flowers: in yellowish, terminal spikes; densely crowded on rachis; Aug.-Mar.
Creeping perennial to 15 cm, with jointed, divaricately branched stems rooting from nodes. Leaves in whorls of 4, rhomboid, leathery, 3-veined from base. Flowers in narrowly club-shaped, terminal spikes, green.
Perennial, usually epiphytic herbs with tufted creeping stems 6–20 cm long, sometimes forming mats on tree branches, the stolons giving rise to more erect flowering shoots.
Stems slender, simple or dichotomously branched, rooting at the lower nodes, 4-angled; lower internodes up to 5 cm long, very short towards the apex.
Inflorescence of solitary, terminal or axillary, green spikes; rhachis (8)12–30(40) mm long, shortly hairy; peduncle (6)10–18(25) mm long, glabrous.
Mat-forming, succulent herb, up to 200 mm tall, epiphyte. Leaves in whorls of 3 or 4 at nodes. Spikes yellowish green.
Fruit c. 1 mm long, subcylindrical, with a pseudocupule at the base, covered with viscous glands.
Ovary ovoid, sunk in alveoli on the rhachis; stigma terminal.
Petiole subsessile or up to 15–30 mm long.
