Morphological characteristics of Huangjing
Morphological characteristics
Huang Zhijing
Herbs perennial, up to 1m high. Roots are round and knotted. Stems upright, single. Leaves 4-6 rounds, linear, 8-13 cm long, 1.5-2 cm wide, apex acuminate and curly, base gradually narrowed; sessile. Flowers 1-3-flowered; perianth tube-shaped, pale green, 6-lobed. Berry spherical, orange-red when ripe. Flowering from April to May.
Huang Jing
Herbs perennial. Radicles thick, fleshy, yellowish-white, slightly oblate. There are several stem marks, the stem marks are thicker, the largest diameter can reach 2.5cm, few fibrous roots. Stems erect, cylindrical, simple, 50-80 cm tall, smooth and glabrous. Leaves sessile; usually 4-5 trichomes; leaf blade linear-lanceolate to linear, 7-11 cm long, 5-12 mm wide, apex acuminate and curly, green above, pale green below. Flowers axillary, pendulous, pedicels 1.5-2cm long, apex 2-portate, with 2 flowers inserted; sepals small, far shorter than pedicels; perianth tube, 8-13mm long, white, apex 6-lobed, with greenish white; Stamens 6, inserted in the middle of the floral divider tube, with smooth filaments; pistil 1, as long as stamens, ovary superior, with white hairs on stigma. Berry spherical, 7-10mm in diameter, black when mature. Flowering from May to June, fruiting from June to July.
Flowering Huang Jing
Herbs perennial. Rhizome, hypertrophy, nearly cylindrical, more invigorating section, diameter of about 1.5cm. Stem cylindrical, 40-80cm high, smooth and glabrous, sometimes scattered rusty brown spots. Leaves stalkless, alternate; leaf blade leathery, elliptic, sometimes oblong or ovate-elliptic, 8-14 cm long, 3-6 cm wide, apex blunt, smooth on both surfaces glabrous, veins 5-7. Flowers axillary, total pedicels pendulous, about 2cm long, usually 3-5 or more flowers, slightly umbrella-shaped; pedicel ca. 1cm; tepals greenish white, tube-shaped, ca. 2cm, apex 6-toothed; Stamens 6, filaments with pilose or papillae; pistil 1, as long as stamens. Berry spherical, dark purple when mature, 1-1.5cm in diameter. Seed spherical. Flowering from April to May, fruiting from June to September.
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