Sida szechuensis Matsuda (Malvaceae), one new species for the flora of Vietnam
Sida szechuzensis Matsuda (Malvaceae) is a new record for the flora of Vietnam. Its especial characters were: herb; petioles and pedicels always with thick stellate hairs; leaves penninerved; stipules not different, filiform; flowers axillary, solitary or in panicle; calyx campanulate, with 5 triangular lobes; corolla yellow or pale orange, with cuneate petals, mostly more or less oblique; staminal column ca. 5 mm, hirsute with long hairs; ovary with stellate hairs; styles over 7; mericarps outside prominently reticulately veined, short-awned; seeds reniform, dark brown or black, with white hairs.
The specimens were collected in the Hagiang province (Quanba district).
Do Thi Xuyen
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