Large yellow flowers

[ ] Dà I Pinyin name Huá n Hu.
[ alias ] white Haocha, Xingan core, core Maba busi
[ source ]
Medicine medium source: as the Scrophulariaceae of Daurian core bar full of grass.
Latin botanical name: Cymbaria dahurica L. animal fossil
Harvest and storage: summer and autumn harvest, cut, dried.
[ ] the original morphology of perennial herbaceous, tall 6-23cm. Densely white sericeous, allows the plant to become silver white. Stems several, cluster, basal scales dense cover; bending ascending or erect, old time base ministry lignification. Leaves opposite; sessile; leaf blades linear or strip wraps around needle form, long 10-23mm, wide 2-3mm, apex acuminate, with a small pointed ends, entire or occasionally split, two sides by white filamentous pilose. Racemes terminal, flowers few, the unit was born in bract axils, erect or obliquely extending; pedicels 2-5mm, bracteoles 2, linear or lanceolate; calyx lower cylinder, outside densely silky villous, usually with 11veins,5 upper tooth crack, linear or subulate, subequal teeth the teeth, often1-2pieces of additional teeth; corolla yellow, long 3.0-4.5cm, two lip, white pilose outside, with glandular dots, lower lip cleft in 3, in its two split behind the two fold,2cleft lip; stamens 4, two strong, peeped corolla throat, filament base coat, flower room2, longitudinal crack oblong; ovary, style slightness. Capsule is long ovate, apex with tsui. Seeds ovoid, flattened, narrowly winged around with a ring. Florescence 6-8 month, month of fruit period 7-9.
[ ] habitat distribution
Ecological environment : born in the hillside and gravel plains.
Resource distribution: located in Heilongjiang, Inner Mongolia, Hubei and other places.
[ character ] trait identification of entire plant densely white sericeous. Stems tufted, scaly base. Ye Wubing, the strip to strip lanceolate, margin entire, by hoar hairs. Flower collapse into a horn shape, long 4-6cm, upper diameter up to 1cm, surface yellowish brown, densely silky hairs; calyx teeth, teeth often have additional1-2ring tooth; corolla two lip, cleft lip cleft upper lip 2,3; two. Gas, slightly bitter taste.
[ ] the whole grass chemical composition containing flavonoids ( flavonoids ), iridoid ( iridoid ), carbohydrates ( carbohydrate ), cinnamic acid derivatives ( cinnamic acid derivative ), has isolated caffeic acid ( caffeic acid ), -7-O- tricin glucoside ( tricin-7-O-glucoside ), gold Shengcao -7-O- glucuronide ( chrysoeriol-7-O-glucuronide and apigenin -7-O- glucuronide ( apigenin-7-O-glucuronide ).
[ ] taste slightly bitter taste; cool
[ indications ] Qufeng desiccant; diuretic; hemostasis. The main rheumatic arthralgia; menorrhagia; epistaxis hematemesis hematochezia;;; trauma; nephritis; impetigo
[ usage]: orally taken decoction, grind end,1.5-3g3-9g. External application: suitable, decoct soup washing.
Excerpts from" Chinese Materia Medica" [ ]

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