For the Umbelliferae plant Eryngium? foetidum? L.' s whole grass with roots. Distributed in Taiwan Province, Guangdong, Hainan, Guangxi, Yunnan, Guizhou and other places. It has the effects of relieving cough, removing toxic substances through rash, regulating qi and relieving pain, and inducing diuresis to reduce swelling.
It can be used for treating common cold, cough and asthma, measles, sore throat, chest pain, dyspepsia, emesis, abdominal distension, diarrhea, intestinal abscess, hepatitis, stranguria, edema, furuncle, scald, traumatic injury and swelling, and snake bite.
Extended data
Morphological characteristics:
Herbs biennial or perennial, tall 1 1-40 cm or more, with spindle-shaped taproots. The stem is green, erect, stout and hairless, with several grooves and 3-5 divergent umbrella branches on the upper part. Basal leaves are lanceolate or oblanceolate, undivided, leathery, 5-25 cm long and 1.2-4 cm wide, blunt at the top, with membranous leaf sheaths at the base, and sharp serrated bones at the edge.
The serrations near the base are narrow and bristle-like, with dark green surface, light green back, hairless on both sides and pinnate reticulate veins; The petiole is short, and the sheath at the base can reach 3 cm; Cauline leaves are inserted at the base of each forked branch, opposite, sessile, with deeply serrated edges and spikes, and the top is undivided or 3-5-parted.
The head is cylindrical, 0.5- 1.2 cm long and 3-5 mm wide, and has no peduncle. The involucral bracts are 4-7, with a length of1.5-3.5cm and a width of 4 4- 10/0mm, and are leaflike and lanceolate, with 1-3 spiny serrations at the edge; The small involucral bracts are broadly linear to lanceolate, with a length of 1.5- 1.8 mm and a width of about 0.6 mm, and the edges are transparent and membranous.
Calyx teeth are ovate-lanceolate to ovate-triangular, 0.5- 1 mm long and sharp at the top; Petals are nearly as long as calyx teeth, oblanceolate to obovate, and the top is folded in, white, light yellow or grass green; Filament length is about 1.4 mm; Style erect or slightly inclined outward, about 1. 1 mm long, slightly longer than calyx teeth.
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