Ipomoea deccana

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Ipomoea deccana D.F. Austin (syn: Ipomoea bracteata Wight);
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S-India, Sri Lanka as per Catalogue of Life;

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Hispid creepers. Leaves to 4 x 4 cm, 5-lobed, cordate at base; lobes rhomboid, acute; petiole 4-5 cm long. Peduncle 2.5-5 cm long; bracts 1.5 x 1 cm, ovate, obtuse, 2-5 together, forming a capitate head, Flowers 3 together; sessile; sepals unequal, to 9 x 3 mm, acute, hairy; inner smaller; corolla purple, 15 mm long, campanulate, glabrous; filaments unequal, inserted near the base of corolla tube. Capsule 6 x 6 mm, globose, puberulus in vertical lines; seeds pubescent, black.

Flowering and fruiting: November-January
Moist deciduous forests, also in the plains
India and Sri Lanka

(Attributions- Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi from India Biodiversity Portal)
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Ipomoea deccana D.F. Austin : 4 posts by 4 authors. Attachments (9)

Ipomoea deccana D.F. Austin (Convolvulaceae) Very rare plant (D.F. Austin (1980) In Revised Handb. Fl.Ceylon, 1: 324 (1980), nom. nov.)
Marleshwar, Ratanagiri, Maharashtra 2017 October
Type – India, Kerala, Kollam (Based on wight’s collection) (Kew)
Description – Small climber in the undergrowth of forests on ground ferns and small herbs, pubescent with spreading trichomes. Leaves entire or lobed, inflorescences in boat-shaped involucrate bract, head like cymose clusters, the outer bracts ovate, basally truncate-cordate, apically acute, each separate bract 1.5 cm long, the inner bracts smaller. Flowers sessile to subsessile: sepals subequal, lanceolate-acuminate, 7-9 mm long, pubescent with spreading trichomes: corolla purplish to pink, funnelform, 1.5 – 2  cm long. fruits subglobose, 5 mm long, Brown, Glabrous: seeds glabrous, brown, 2 mm long
Thanks, …  Your images are always mesmerizing.

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7 images.

Please identify the weed plant.
Name of plant:
Location:  near Reserve Forest, Chathamattom, Ernakulam District, Kerala PIN:686671
Date:.               26.01.2022, 01.30pm
Altitude:           1700fsl
Habitat:            wild moisture
Plant habit:      creeping/climbing weak stem hairy annual
Height:             02 meters
Leaves:            alternative palmatipartite
Flower:             diameter: 16mm, violet non fragrant

Ipomoea deccana D.F.Austin !

Yes, It’s …

 

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References: Catalogue of Life  The Plant List Ver.1.1 (Unresolved) Tropicos  NGCPR GBIF (with type specimen) India Biodiversity Portal  Kerala plants Wikispecies