Long handle Lu fern

[ source ] was first recorded in flora of China"".
[ ] Ch Pinyin name 's n B n L to be be Ju e
English name [ ] Long-stipe Mecodium
[ source ]
Medicine source: Hymenophyllaceae from long handle Lu fern herb.
Latin animal mineral name: Mecodium osmundoides ( V.d.B. ) Ching [ Hymenophyllum osmumdoides V.d.B ]
Harvest and storage: collected all the year round, use fresh or dried.
[ ] the original morphology of epiphytic plants, plants with high 15-18cm. Roots brown, as fine as silk, long horizontal, following sparsely fibrous root. Ye Yuansheng, 2-3cm apart; petiole brown, long 4-7cm, upper have decurrent falling-off narrowly winged; leaf blade membranous, translucent, broadly ovate, oblong or ovate-lanceolate, long 8-12cm, width 2.5-4.5cm, three; Hui Yu 10-15 on crack; pinnae, alternate, with a short handle, triangular ovate to oblong, length 1-2.5cm, width 4-12mm, the upper part of the pinna is gradually decreased; pinnules 4-6 pairs, alternate, sessile; oblong to broadly cuneate, length 3-5mm, width 2-4mm, base decurrent Tightlock base, lower, upper portion of the cover 1 pinnule rachis; ultimate segments of 2-6, alternate, linear to oblong linear, apex blunt or lobed, margin entire, single or branched; leaf pellia, ultimate segments are small veins 1. Shaft and shaft brown, have wings. Sori most, the lobes are fertile, vanes located in upper 1 / 3-1 / 2; capsular bract is an equilateral triangular ovate, long 1-1.5mm, pointed, whole reason, lips parted almost to base, lobes than its narrow capsule.
[ ] habitat distribution
Ecological environment : in an elevation of 500-2700m forest and valley brook damp rock.
Resource distribution: distribution in the southwest and Fujian, Guangdong, Guangxi, Tibet and other places.
[ character ]
1 character identification long handle Lu fern multiple collapse into a group, rhizomes slender, filamentous, brown, smooth. Petiole slender, long 4-7cm, about 0.5mm in diameter, deep brown, smooth; leaf blade broadly ovate, membranous, translucent, length 8-12cm, width 2.5-4.5cm, upper and lower sides are brown. Gas, light, gradually after Xin Ma tongue.
2 microscopic identification on powder characteristics: green brown. The leaf epidermal cell are polygonal, diameter 26-73 m, flat walls, cells filled with brown substance. The petiole fibers reddish brown, the diameter of 20-44 / m, 8-18 / M wall thickness. The stone cells were rare, rectangular or polygonal lines long, holes and hole ditch, approximately 117 m, width of about 39 m, 8-10 wall thickness of M. The calcium oxalate crystals were irregular in shape, the diameter of 10-31 ~ M. The scalariform tracheid diameter, 10-18 M. The spore polar view triangle circle, long 3 crack, diameter 52-55 m, wall thickness of about 2.5 m, with strumose ornamentation.
[ ] taste slightly bitter cold;
[ ] to the Heart Sutra
[ function ] detoxification; myogenic hemostasis. The main carbuncle boils; sore scabies; burn and scald; swollen poison; traumatic bleeding
[ usage]: orally taken decoction, 9-15g. External: moderate, dry grind end adjustable coating; or fresh goods trace and apply.
[ ] the treatise" Xinhua outline of Materia Medica": the whole grass taste bitter, cold. Efficacy of the same Lu fern.
Excerpts from" Chinese Materia Medica" [ ]

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