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    Uncaria rhynchophylla (Miq.) Jacks.
    Uncaria rhynchophylla or the cat's claw herb is a plant species used in traditional Chinese medicine. (+)-Catechin and (-)-epicatechin are found in the plant as well as the alkaloid rhynchophylline.
    Woody vines or lianas, climbing by recurved, usually paired spines generally 1-2 cm. Raphides absent. Leaves opposite, usually with domatia; stipules persistent or caducous, interpetiolar, generally ovate to ligulate in outline, entire to 2-lobed, usually reflexed. Inflorescences axillary and sometimes also terminal, capitate with heads globose and 1 to several in cymes or fascicles, pedunculate, bracteate; peduncles usually articulate in middle or upper portion, often with stipuliform bracts at articulation; bracts enclosing heads sometimes caducous, involucral, stipuliform. Flowers sessile and bracteolate or pedicellate and bracteolate or ebracteolate, bisexual, monomorphic. Calyx limb 5-lobed. Corolla white to yellow, salverform or funnelform, inside glabrous or pubescent; lobes 5, imbricate in bud.
    Uncaria rhynchophylla (Miq.) Jacks.
    Research products of Uncaria rhynchophylla (Miq.) Jacks.
    Catalog Product Name CAS Number Manual
    n/an/a1630-94-4  n/a
    CFN98155Isocorynoxeine51014-29-0  PDF
    CFN92553Isorhyncophylline6859-01-4  n/a
    CFN90615Hirsuteine35467-43-7  PDF
    CFN92640Vallesiachotamine5523-37-5  n/a
    CFN9705611-Methoxyuncarine C61665-08-5  n/a
    CFN97109Tetrahydroalstonine6474-90-4  n/a
    CFN90218Corynoxine6877-32-3  PDF
    CFN994033,6,19-Trihydroxy-23-oxo-12-ursen-28-oic acid131984-82-2  PDF
    CFN98132Isorhynchophyllic acid144525-05-3  PDF
    CFN98131Rhynchophylline76-66-4  PDF
    CFN90617Hirsutine7729-23-9  n/a
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