Solidago canadensis

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Photographs by: Dr. Maulik Gadani

  • Botanical Name : Solidago canadensis L.
  • Common Name : Common Golden Rod, Sonchhadi
  • Plant Family : Asteraceae (Compositae)
  • Plant Form : Herb
  • Occurrence (Special Areas) : Indroda Park, Aranya Van

About Solidago canadensis Plant :

  • Habit : A perennial herb.
  • Leaves : Sessile, lower ones opposite, upper ones alternate, sheathing at the base, obovate-lanceolate, charteceous, 3-nerved, scabrid-pubescent, base cuneate, attenuated, margins entire or serrated or minutely dentate, reflexed, acute at the apex.
  • Inflorescence : Capitulum (Head), yellow coloured, shortly stalked, heterogamous, radiate or subradiate, receptacle small.
  • Flowers :
    • Two florets-Ray florets and Disc florets.
    • Outer florets female, multiseriate, inner florets bisexual.
    • Pappus uniseriate.
    • Bisexual florets with corolla narrowly cylindric below, campanulate above, lobes obovate, acute. Stamens 5, exserted, anthers linear, connectives acute.
    • Ovary linear, ribbed, glabrescent, dilated above, stigma triangular-acute, hispid.
    • Ray florets with corolla filiform, ray oblanceolate, 2 toothed.
    • Ovary linear, angled, pubescent, stigma linear, flat, acute.
  • Fruit : Achenes angled or ribbed, pubescent.
  • Flowering and Fruiting Time : May - November
  • Significance :
    • Common garden plant well-known for its long, feather-like rods of small, bright, yellow, densely-crowded flowers, in rains.
    • It is believed that the Goldenrods cause hayfever.