Spoonleaf Yellow Loosestrife

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@.

Fujian, Guangdong, Jiangsu, Liaoning, Shandong, Taiwan, Zhejiang [Japan, Korea, Philippines; Indian Ocean Islands (Mauritius, Reunion), Pacific Islands].

In rock crevices, beaches in coastal regions; less than 100 m.

Lysimachia lineariloba Hooker & Arnott; L. nebeliana Gilg.

Lysimachia mauritiana is a species of flowering plant in the primrose family Primulaceae. It is native to eastern Asia, where it is widespread in coastal areas. Areas it is native to include China, Japan, Korea, Taiwan, the Philippines, and various islands in the Indian and Pacific Ocean. It is considered to be a common species in Japan. Its natural habitat is along beaches and maritime rock crevices.

It is a biennial, growing to 50 cm tall. It has fleshy spathulate to obovate leaves. It produces white terminal racemes of flowers in late spring and early summer.