Ophiorrhiza pectinata Arn., Nova Acta Acad. Caes. Leop.-Carol. German. Nat. Cur. 18(1): 338 1836. (syn: Ophiorrhiza imbricata Gardner ex Hook.f.; Ophiorrhiza mungos Wall., sensu auct.);
S. India, Central Sri Lanka as per POWO;

Erect herbs, to 40 cm high, glabrous. Leaves to 17 x 5 cm, elliptic-lanceolate, acuminate at both ends; nerves ca. 8 pairs; petiole to 5 cm long; stipule ovate, acute. Cymes 2-5 cm broad; peduncle to 6 cm long. Flowers densely packed; bracteoles 8 x 4 mm, curved-oblong, acute; calyx lobes ovate, glabrous; corolla tube 8 mm long with a ring of erect hairs at throat, lobes ovate, acute; anthers nearly sessile. Capsule 5 x 1 2 mm, 2-winged, glabrous; seeds squarish, brown.
Flowering and fruiting: July-September
Evergreen forests
Peninsular India and Sri Lanka
(Attributions- Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi as per India Biodiversity Portal)

37 Identify weed plant
6 images.
Please identify the weed plant.
Location:  near Reserve Forest, Chathamattom, Ernakulam District, Kerala PIN:686671
Date:.               23.11.2020, 02.10pm
Altitude:           1700fsl
Habitat:            wild moisture
Plant habit:      erect branches perennial semi-hard steam
Height:             02 feet
Leaves:             opposite oblong apex
Flower:            diameter:03mm, pink non fragrant

Looks similar to Ophiorrhiza pectinata

Great …, the weed plant is belongs to Ophiorrhiza pectinata family.  It’s seeds are similar to Ophiorrhiza pectinata.  I am forwarding the ID request.

Keralaplants.in says it is Ophiorrhiza pectinata. Please find the attached screenshot,




References: POWO  Catalogue of Life  The Plant List Ver.1.1  WCSP  IPNI  GBIF (High resolution specimens) Flora of peninsular India  India Biodiversity Portal  IBIS Flora (FBI) Kerala plants

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