贝克喜盐草 bei ke xi yan cao

Creeping stems with internodes 1-2 cm; scales membranous, transparent, outer one 2-3 × 2-2.5 mm, inner one 4-6 × 4-4.5 mm; lateral shoots erect, 1-1.5 cm. Leaves 6-10 at apex of each lateral shoot; petiole 1-2 cm; leaf blade narrowly elliptic or lanceolate, 6-11 × 1-2 mm, midvein prominent, with 1 diverging pair of intramarginal veins at base, without cross veins, sheath to 3-4 mm, margin entire. Plants dioecious. Spathes oblong or lanceolate, ca. 2.5 mm, keeled. Ovary ca. 1 mm; styles elongated; stigmas 2 or 3. Fruit ovoid, 0.5-1.5 mm, beaked. Seeds 2-4, small.

Submerged in shallow seas. Guangdong, Hainan, Taiwan [Borneo, India, Malaysia, Myanmar, Philippines, Sri Lanka, Vietnam].