Slender Calamint is a slender herb, having runners.
Stems are numerous, ascending, 8-30 cm, retrorse velvet-hairy.
Leaf-stalks are 0.3-1.8 cm; blade of basal leaves circular-ovate, about
10 x 8-9 mm, base rounded, margin remotely rounded toothed, tip blunt;
blade of lower and mid stem leaves ovate, 1.2-3.4 x 1-2.4 cm, papery,
nearly hairless, below sparsely minutely bristly on veins, base rounded
to wedge-shaped, margin remotely toothed or rounded toothed-sawtoothed,
tip blunt; blade of upper stem leaves ovate-lanceshaped, margin
sawtoothed, tip pointed. Flowers are borne in few flowered whorls, lax
or crowded in short branch-end raceme. Floral leaves are
ovate-lanceshaped, margin sawtoothed, tip pointed; bracts needlelike,
much shorter than flower-stalks. Flower-stalks are 1-3 mm. Sepal-cup is
tubular, base rounded, about 3 mm in flower, finely velvet-hairy or
nearly hairless, minutely bristly on veins, throat sparsely fine hairy;
teeth fringed with hairs, lower 2 subulate, upper 3 triangular,
reflexed in fruit. Flowers are white to purple-red, about 4.5 mm,
finely velvet-hairy. Slender Calamint is found on streamsides, open
grasslands, forest margins, thickets, till 2400 m, from East Himalayas
to China, SE Asia, Korea and Japan. Flowering: June-August.
Medicinal uses: Slender Calamint has been used
in Chinese folk medicine.
Identification credit: Thingnam Rajshree
Photographed in Ukhrul distt., Manipur.
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The flower labeled Slender Calamint is ...