John Bratton's picture

Sparganium erectum, which ssp?

Observed: 3rd September 2013 By: John BrattonJohn Bratton’s reputation in PlantsJohn Bratton’s reputation in PlantsJohn Bratton’s reputation in PlantsJohn Bratton’s reputation in Plants
P1130755_1024x768
Description:

I collected two seed heads and foolishly didn't keep them separate, so it is just possible two subspecies are present, but the plants were growing next to each other so different ssp. are not likely.

Identifications
Species interactions

No interactions present.

Comments

dejayM's picture

library-time

Knowing how 'klik n search' eats into your Library time John, I give you these
http://itp.lucidcentral.org/id/fnw/key/FNW_Seeds/Media/Html/fact_sheets/...
and
http://www.pbase.com/image/109551029
and
http://pierre.legagneux.free.fr/especeang.php?Famille=SPARGANIACEAE&Nom_ang=Branched+Bur-reed&Espece=Sparganium+erectum+L.+(Syn.+S.+ramosum+Huds)
(sorry the last one doesn't hotlink)

They just might help.
Matthew O'Hare is here http://www.ceh.ac.uk/staffwebpages/drmatthewohare.html and he may be related to Judith who is well published in the field.
ðerek (in Orkney)