Gynura segetum, Gynura japonica 三七草 Sān Qī Cǎo-" Three Seven Grass" Blood Thinner Grass   Family: Asteraceae                   
Nature- neutral    FLAVOR: Sharp
FUNCTIONS
1. As an anticoagulant, resolves clots.[1]
2. Stimulates circulation and stops bleeding.[1]
3. Clears fevers and detoxifies.[1]
INDICATIONS
1. Traumatic injuries, amenorrhea.[1]
2. Hemoptysis, hematemesis, epistaxis.[1]
3. Mastitis and other pus forming diseases.[1]
PREPARATIONS: Decoction. Whole plant 15-30 g for each dose, or crushed with white wine. For external use, crush and use a suitable amount as a poultice.[1]

HABITAT: Found growing in fertile and moist grassy areas or in small shrub thickets along ditch edges.
DESCRIPTION: Perennial herb. Stem; erect, purplish-red when young with multiple branches, longitudinally ridged. Basal leaves; clustered margins dentate or pinnately compound, surface dark green, underside purplish-red. Leaves along upper arm; alternate, pinnately compound, margins of lobes shallowly parted or crenate, points acute or acuminate. Bloom; in autumn, golden yellow flowers grow from the top of stem, in capitulate inflorescences. Achene; keeled.
References
[1] Barefoot Doctor's Manual - 1977 Prepared by the Revolutionary Health Committee of Hunan Province. Original Chinese manual- Victor W. Sidel. Originally published by Dr Joseph Quin and the Fogarty International centre, Bethdesda (1974). Madrona Publishers Seattle Washington ISBN 0-914842-52-8
Images
1. http://vizuhailinamaya.blogspot.com.au retrieved 28-Mar-14
2. [1]