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Re: Aquatic Plants Digest V3 #251
> Date: Thu, 07 May 1998 14:04:09 -0700
> From: Dave Gomberg <gomberg at wcf_com>
> Subject: Funny little green things.
> Here is one that is stumping me. The surface of my water has maybe 300
> TINY green dots on it. The dots are about the size of a period on your
> screen (about 300u around, or 500x300u oval). Under a 30x glass, they
> appear to be gelatinous capsules containing yet tinier green spheres
> 50 in one capsule). They float on the surface in clumps of 2-8
> looking like a micro version of duckweed. No roots that I could see.
> Does anyone have any idea what they are and what might eat them? I sure
> would like to get rid of them. Dave
This could be a Wolffia sp., the smallest flowering plant known. Apparently
it can produce tiny little white flowers. So don't be too quick to rid
yourself of them.