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    Polygala japonica Houtt.
    Polygala japonica var. angustifolia Koidzumi; P. japonica f. ovatifolia Chodat; P. luzoniensis Merrill; P. sibirica Linnaeus var. japonica (Houttuyn) Ito; P. taquetii H. Léveillé.
    Herbs perennial, 15-20 cm tall. Stems and branches erect or decumbent, brown-green or green, longitudinally angular, curved pubescent. Petiole ca. 1 mm, pubescent; leaf blade ovate or ovate-lanceolate, rarely linear-lanceolate, 1-2.3(-3) cm × (3-)5-9 mm, thickly papery or subleathery, both surfaces glabrous or pubescent, midvein raised abaxially, impressed adaxially, lateral veins 3-5 pairs.
    Three new xanthones, 1,3-dihydroxy-2,5,6,7-tetramethoxyxanthone (1), 3-hydroxy-1,2,5,6,7-pentamethoxyxanthone (2), and 3,8-dihydroxy-1,2,6-trimethoxyxanthone (3), together with two known compounds were isolated from the roots of Polygala japonica Houtt. Their structures were determined on the basis of spectroscopic data.
    Polygala japonica Houtt.
    Research products of Polygala japonica Houtt.
    Catalog Product Name CAS Number Manual
    CFN90171Polygalasaponin F882664-74-6  PDF
    CFN98157Tenuifolin20183-47-5  PDF
    CFN90650Polygalasaponin V162857-65-0  PDF
    CFN90728Polygalasaponin XXXI79103-90-5  n/a
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