A few minutes ago it was posted in the channel Aqua Fanatic, another amazing video “aquarium plants in local canal.”.
As informed in the youtube page by Aqua Fanatic: “Common name: Bruggen’s Aponogeton • Marathi: gulabi pantura
Botanical name: ￼ Aponogeton bruggenii Family: Aponogetonaceae (Cape-pondweed family)
Bruggen’s Aponogeton is a small aquatic herb, 10-30 cm tall. Tubers are 1-3 cm,, round, crowned with fibrous roots. Leaves are 3-7 cm long, oblong-ovate, heart-shaped, pointed, with 7-9 nerves. Flowers are borne in dense purple spikes, 6-7 cm long long, which ride on 10-20 cm long stalks. Fruits are 6 mm, beaked, smooth. Flowering: August.
Identification credit: Shrikant IngalhalikarPhotographed at Nerur Par, Kudal, Maharashtra.• Is this flower misidentified? If yes,
Common name: Indian Oxygen-Weed
Botanical name: Nechamandra alternifolia Family: Hydrocharitaceae (Tape Grass family)
Synonyms: Lagarosiphon alternifolia, Nechamandra roxburghii
Indian Oxygen-Weed is a submerged water plant, but rooted in soil. Leaves 2-7 cm × 1-1.5 mm, midvein slightly distinct, tip pointed. Male inflorescence with 60-100 flowers; flower-cluster-stalk translucent; spathe translucent, about 5 × 4 mm; male flowers with slender flower-stalk about 0.6 mm; sepals transparent; filaments about 0.3 mm. Female spathe tubular, about 5 mm, stalkless; sepals 0.5-1 × 0.4-0.7 mm; ovary 5-10 mm, flattened, margin minutely toothed on each side; styles retuse at tip, densely papillate. Indian Oxygen-Weed is found in ponds, lakes, slow-moving rivers and channels in Bangladesh, India, Myanmar, Nepal, Sri Lanka, Vietnam. Flowering: September-October.
You can check the video below: