滨海珍珠菜 bin hai zhen zhu cai

Lysimachia lineariloba Hooker & Arnott; L. nebeliana Gilg.

Herbs biennial, glabrous, 10--50 cm tall. Stems often many, erect, terete, usually branched in upper part. Leaves alternate; petiole 0.5--2.5 cm or upper leaves sometimes sessile; leaf blade spatulate to obovate or oblong-obovate, 6--12 X 0.5--2.5 cm, sparsely black glandular punctate, tapering at base, margin narrowly revolute, apex obtuse to subrounded. Racemes erect, initially coniform, gradually elongating, 3--12 cm; lower bracts spatulate, leaflike, gradually reduced upward. Pedicel ca. as long as to slightly shorter than bracts. Calyx lobes broadly lanceolate to elliptic, 4--7 mm, black glandular, margin membranous, apex acute to obtuse, costate. Corolla white; tube ca. 2 mm; lobes erect, ligulate-oblong, ca. 7 mm, apex obtuse. Stamens included; filaments adnate to lower part of corolla lobes, free parts ca. 1.5 mm; anthers oblong, dorsifixed, ca. 1.2 mm. Ovary conical, narrowed upward to style. Capsule pyriform, ca. 5 mm in diam. Fl. May-Jun. 2n = 20@.

In rock crevices, beaches in coastal regions; less than 100 m. Fujian, Guangdong, Jiangsu, Liaoning, Shandong, Taiwan, Zhejiang [Japan, Korea, Philippines; Indian Ocean Islands (Mauritius, Reunion), Pacific Islands].