Lysimachia longipes Hemsl.

Herbs annual, erect, 35--75 cm tall, glabrous throughout. Stems straw-colored when dry, terete, often branched only in inflorescences. Leaves opposite, sessile or subsessile, ovate-lanceolate, 4--10 X 1.2--3.2 cm, sparsely dark purple or black glandular punctate and striate, especially near margin, base rounded, apex caudate-acuminate; veins 4 or 5 pairs; veinlets inconspicuous. Racemes terminal, laxly axillary, 4--11-flowered; peduncle 6--12 cm; bracts subulate, 3--5 mm. Pedicel filiform, 1--3 cm, usually divaricate. Calyx lobes lanceolate, 5--7 X 1.2--1.5 mm, dark glandular punctate, narrowly hyaline margined. Corolla yellow, 1.2--1.5 cm in diam.; tube 1.5--2 mm; lobes rhomboid-ovate to narrowly oblong, ca. 5 X 3--4 mm, sparsely dark purple glandular striate near apex, apex acute. Filaments connate basally into a 2--2.5 mm high ring, free parts 1.5--3.5 mm; anthers narrowly oblong, dorsifixed, opening by lateral slits, ca. 1.2 mm. Ovary ovoid; style 5--6 mm. Capsule subglobose, 3--3.5 mm in diam. Fl. May-Jun.

S Anhui, N Fujian, N Jiangxi, Zhejiang.

* Mountain stream valleys, open forests; 300--800 m.

Lysimachia longipes Hemsley f. simplicicaulis Chien.

Lysimachia longipes là một loài thực vật có hoa trong họ Anh thảo. Loài này được Hemsl. mô tả khoa học đầu tiên năm 1892.

长梗过路黄（学名：Lysimachia longipes）为报春花科珍珠菜属的植物，为中国的特有植物。分布于中国大陆的安徽、江西、福建、浙江等地，生长于海拔300米至800米的地区，多生于山谷溪边或山坡林下，目前尚未由人工引种栽培。