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Published In: Systema Vegetabilium. Editio decima quarta 196. 1784. (Syst. Veg. (ed. 14)) Name publication detailView in BotanicusView in Biodiversity Heritage Library

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
Contributor Text: YASIN J. NASIR
Photo: Lysimachia japonica Thunb. (Photo)


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Perennial, prostrate, spreading to ± compact, often rooting at the lowermost nodes, 10-30 cm long or less, villous-pubescent, shoot apices rusty-villous. Leaves opposite (sometimes alternate), variable in size from 4-45 x 3-24 mm, ovate or elliptic-ovate, subrhombic-ovate, or suborbicular-acute to apiculate, base truncate or cuneate, lamina decurrent, pubescent-pilose, especially on the nerves beneath, glandular-punctate, upper surface darker in colour than lower, pubescent-villous. Flowers yellow, solitary axillary (-2). Pedicel 1.5-3.5 mm long, up to 10 mm at post anthesis and deflexed, not exceeding the leaves, villous-pubescent. Calyx prominent, 7-8 (-8.5) mm long, up to 9.5 mm in fruit, 2/3 rd cleft; lobes lanceolate, acuminate, villous-pubescent, hairs articulate. Corolla yellow, shorter than, or the calyx size, broad campanulate, minutely glandulose; lobes unequal, oblong-ovate, (3-) 4-5 mm long, acuminate to subacute, glandular-punctate, margin towards apex more or less wavy. Filaments shorter than the corolla, epipetalous, sparse glandulose at the base, sometimes above, adnate to each other, gradually dilated towards the base to form a glandulose tube 4.5-3.5 mm long; tube either high or low cut; anthers c. 1 mm long, sparse glandular, ovate-mucronate. Ovary subglobose, c. 1.2 mm broad, upper half appressed villous, the hairs ascending. Style 3-4 mm long, slightly exceeding the filament, persistent. Stigma capitate-papillose, papillae stalked and brownish. Capsule included in calyx, c. 3.5 mm broad, upper half pilose. Seeds 3(-4) angled, ± 1 mm, yellowish-brown to brown-black, testa papillose.

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1 Plant spreading, 10-30 cm long. Leaves (10-) 20-45 x (5-) 10-24 mm. Corolla length (5-) 6-9 mm
+ Plant ± compact, from 6-13 cm long. Leaves 4-10 x 3-9 mm. Corolla length 3-5 mm
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