Woody-Root Dark-Flower is an evergreen perennial herb
with stem rhizome-like, up to 10 cm long, 1 cm in diameter, unbranched,
knobby, part above ground usually erect, 1.5-3 cm tall, covered with
several loose papyraceous scales. Flowering stem, including
flower-cluster-stalk and inflorescence axis, up to 8-25 cm tall;
flower-cluster-stalk erect, rigid, 3-5 cm long, 2-4 mm wide, purplish.
Inflorescence is a raceme, with axis 5-18 cm long, green, purplish
green or purple, bearing densely arranged 24-60 flowers. Floral bracts
are green, linear-lanceshaped, subulate or linear, 8-15 mm long, 1-2 mm
wide, exceeding flowers. Flowers are solitary in bracts, looking down,
joined with a purplish flower-stalk 3-4 mm long. Flowers are fleshy,
purplish green, proximal syntepalous part obconic, distally 6-parted;
segments obliquely spreading, ovate oblong to oblong, 3-4 mm long, 2 mm
wide. Corona is 1 mm tall, 3-4 mm in diameter. Roots are many, wiry,
some stilt-like, rigid, semi-woody, up to 5 mm in diameter. Leaves are
1-3 per annual node, erect, stalked; leaf-stalk rigid, 13-20 cm long,
3-4 mm wide; blade narrowly elliptic, 18-25 cm long, 5-6 cm wide, base
decurring into a leaf-stalk, margin entire, tip pointed to tapering,
hairless. Immature berry-like seeds are oval, 1-1.5 cm long, 5-8 mm
across, greenish, seed core ellipsoid. Woody-Root Dark-Flower is found
in NE India, presently known only from East-Siang distt, Arunachal
Pradesh. Flowering: September-December.
Identification credit: Noriyuki Tanaka
Photographed in Pasighat, East-Siang distt, Arunachal Pradesh.
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The flower labeled Woody-Root Dark-Flower is ...