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FOC | Family List | FOC Vol. 15 | Primulaceae | Lysimachia

116. Lysimachia silvestrii (Pampanini) Handel-Mazzetti, Notes Roy. Bot. Gard. Edinburgh. 16: 113. 1928.

北延叶珍珠菜 bei yan ye zhen zhu cai

Lysimachia circaeoides Hemsley var. silvestrii Pampanini, Nuovo Giorn. Bot. Ital., n.s. 17: 684. 1910.

Herbs annual, glabrous, 30--75 cm tall. Stems erect, terete, simple or branched in upper part. Leaves opposite; petiole 1.5--3 cm; leaf blade ovate-lanceolate to elliptic, rarely ovate, 3--7 X 1--3.5 cm, submembranous when dry, dark glandular striate near margin, base attenuate, apex acuminate; veins 4 or 5 pairs; veinlets inconspicuous. Racemes 4--10 cm; lowest bracts leaflike, subulate, ca. 6 mm, smaller above. Pedicel erect to spreading, 1--2 cm. Calyx lobes lanceolate, ca. 6 mm, dark glandular striate outside, more densely so near apex, apex often recurved, acuminate. Corolla white, ca. 6 mm, ca. as long as calyx; tube ca. 2 mm; lobes oblong-obovate, apex obtuse to acute. Stamens included or with tips of anthers exserted from corolla; filaments adnate to base of corolla lobes, free parts ca. 2.5 mm; anthers narrowly elliptic, dorsifixed, ca. 1 mm. Ovary glabrous; style ca. 4 mm. Capsule subglobose, 3--4 mm in diam. Fl. May-Jul.

* Ditches, open forests, grassy mountain slopes; 1400--3000 m. SE Gansu, Hubei, Hunan, Jiangxi, S Shaanxi, NE Sichuan.


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