Japanese Wormwood is perennial herb, 50-90 cm tall,
with solitary or several, branched, almost hairless stems from woody,
1.5-2.5 cm thick, upright rootstock. Basal and lower stem leaves are
distinctly wedge-shaped, oblong-obovate to flabellate, 5-8 cm long,
coarsely toothed at the tip. Middle and upper stem leaves are mostly
basally eared, palmately divided or cut or irregularly cut into linear
to narrow laneshaped, 4-15 x about 1 mm, pointed segments. Flower-heads
are heterogamous, numerous, short to long stalked, broadly ovate to
spherical, 2.5-3 x 1.75-2 mm, nodding in a narrow or wide, 15-20 x 3-15
cm panicle, with almost horizontal or obliquely patent, 3-20 cm long
branches. Receptacle is hemispherical, glabrous. Florets are 12-15,
yellow. Seed pod is oblanceolate, about 1 mm long, dark brown. Japanese
Wormwood is found in Japan, Korea, China, Nepal, India, Pakistan,
Eastern Afghanistan and Ussuri. Flowering: July-September.
Identification credit: Gurcharan Singh
Photographed in Chakrata, Uttarakhand.
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The flower labeled Japanese Wormwood is ...