Botanical name:Dracocephalum wallichiiFamily:Lamiaceae (Mint family)
Purple Dragonhead is a perennial herb with stems
erect or rising, 24-50 cm, sparsely vevety basally, densely velvety at
the top, with 2-4 nodes below dense spikes. Stalks of basal leaves are
4.5-9 cm, that of stem leaves are as long as blade to sometimes absent.
Leaves are ovate to broadly ovate, 2-5.5 × 1.5-4.2 cm, sparsely
velvety or hairless above, densely velvety or occasionally hairless
below, base heart-shaped, apex rounded to blunt. Flowers are borne in
heads at branch ends or in interrupted spikes 3-3.5 cm. Floral leaves
are stalkless, ovate; bracts green-purple, purple-black veined,
rhombic-obovate to oblate, as long as calyx, margin acute or short
spinescent to 3-6-serrate, veins and margin densely villous. Sepal cup
is 1.4-1.7 cm, conspicuously purple veined at base, tinged purple black
at apex, hairy, 2-lipped 1/3-1/2 its length. Flowers are dark purple,
2-3 cm, velvety, tube 3-6 mm wide; upper lip navicular, about 5 mm;
lower lip spreading, with dark spots, 3-lobed; middle lobe of lower lip
obovate, apex emarginate. Nutlets are dark brown, elliptic-obovoid,
flattened, about 3.5 mm. Purple Dragonhead is found in the
Himalayas, from Garhwal to Bhutan, Tibet and China, at altitudes of
3000-5000 m.
Flowering: July-September.
Identification credit: Krishan Lal
Photographed at Rohtang pass, Himachal Pradesh.
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The flower labeled Purple Dragonhead is ...