Tadehagi triquetrum (syn
Desmodium triquetrum, Hedysarum triquetrum, Pteroloma
Shrubs or subshrubs. Stem erect, 1--2 m tall. Leaves
1-foliolate; petiole 1--3 cm, wing 4--8 mm wide; blade
narrowly lanceolate to ovate-lanceolate, 5.8--13 X 1.1--3.5
cm, usually more the 3 X as long as wide, abaxially
pubescent along midvein and lateral veins, adaxially
glabrous, base rounded or shallowly cordate, apex acute or
acuminate. Inflorescences 15--30 cm, 2- or 3-flowered at
each node. Pedicel 2--6 mm, with spreading minute hooked and
silky hairs. Calyx broadly campanulate, ca. 3 mm. Corolla
pink to bluish or reddish purple, 5--6 mm; standard nearly
orbicular, emarginate at apex; wings obovate, auriculate,
clawed; keel petals arcuate, auriculate, clawed. Stamens
diadelphous. Ovary densely puberulent except at upper part
of style. Pod 5--8-jointed; articles not reticulate veined,
densely yellowish or whitish strigose. Seed transversely
broadly elliptic or elliptic, 2--3 X 1.5--2.5 mm. Fl.
Jun-Oct, fr. Oct-Dec. 2n = 22.
Found in waste places,
forest margins, roadsides; below 1400 m. Fujian, Guangdong, Guangxi,
Yunnan [Cambodia, India, Laos, Malaysia, Myanmar, Sri Lanka, Thailand, Vietnam; Pacific Islands,
New Caledonia, N
Leaves: antiimflammatory, diuretic, antipyretic, stomachic
Prenylated isoflavones, triquetrumones A, B, and C, and
prenylated biisoflavanone (triquetrumone D), along with 16
other compounds: cyclokievitone, yukovanol, aromadendrin,
kaempferol, astragalin, 2-O-methyl-L-chiro-inositol,
galactitol, p-hydroxycinnamic acid, ursolic acid, betulinic
daucosterol, stigmasterol, stigmasta-5,22-dien-3-O-
saccharose, and docosanoic acid.
Whole plant: expels intestinal worms; treats spasms in
infants, indigestion, piles, abscesses.
Whole plant decoction is drunk as
hematinic and used medicinally as an antipyretic, diuretic,
for invigorating the spleen, and promoting digestion.
Leaves employed as a tonic
and hemorrhoid remedy.
ethanol extract of the dried leaves of
was studied for wound healing effect using incision,
excision and dead space wound models in rats. Significant
increase in wound contraction rate, skin breaking strength,
granuloma strength and dry granuloma weight and significant
decrease in epithelization period was observed. The
prohealing actions seemed to be due to increased collagen
deposition as well as better alignment and maturation.
An Illustrated Dictionary of
Chinese Medicinal Herbs,
Wee Yeow Chin & Hsuan Keng, 1992; CRCS Publications; ISBN:
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