Alternanthera species ?

Date/Time- Sep 2011
Location- Place, Altitude, GPS-Pune
Habitat- Garden/ Urban/ Wild/ Type- Wild I think
Plant Habit- Tree/ Shrub/ Climber/ Herb- Herb
Height/Length- about 5-6 cms in ht
Leaves Type/ Shape/ Size- green
Inflorescence Type/ Size- single white flower head
Flowers Size/ Colour/ Calyx/ Bracts- white flower it does not seem to open more i have waited for 4 days
Fruits Type/ Shape/ Size Seeds- not seen

Is too young but few flowers seen remind of Alternanthera ficoidea

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ID-03062012-PR-3:
Plants from Gujarat
Habit Shrub
Habitat wild
Family Rubiaceae

Flowers would help. My remote guess is Alternanthera pungens

Very limited information. No flowers fruits. Difficult to think about anything.
You can follow the plant for flowering and respond agin in the same thread.