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Zannichellia palustris L.

Synonyms

Pelta palustris

Common names

Horned pondweed

Extract from Wikipedia article

Zannichellia palustris, (horned pondweed), is a plant found in fresh to brackish waters in the United States (especially in the Chesapeake Bay), Europe, Asia, Australasia, and South America. It is recognizable by its long, thread like leaves, and "stringy" appearance. Its roots are also long and tendril-like, and its seeds bear a distinctive horned shape, hence the common name. Chromosome number was confirmed as 2n = 24 in Japan.

Grass like horned-pondweed (Zannichellia palustris)(?) with roots extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015 طريق الخراره، Qatar Grass like horned-pondweed (Zannichellia palustris)(?) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015 Narrow leaves of horned-pondweed (Zannichellia palustris)(?) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015 Roots of horned-pondweed (Zannichellia palustris)(?) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015 Clump of horned-pondweed (Zannichellia palustris)(?) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015

Links

• Flora of Qatar.
• Unknown plants or plants without names.
• Duplicate and extra pictures of plants: Qatar Plants-2014.
• Earlier version of collection of plants.
• Other collections of pictures from Qatar: Lizards of Qatar, Cats of Qatar, Camels of Qatar, and Fish of Qatar.
• Picture archives.
• Home page of A. Sergeev.

Outside links

• Zannichellia palustris, Wikipedia article
• Zannichellia palustris from www.catalogueoflife.org
• Illustrated Checklist of the Flora of Qatar
• Qatar Biodiversity - Plants
• Flora of Qatar
• Plants of UAE
• Plants of Kuwait
• Flora of Saudi Arabia, Al-Qassim Region
• Plants of Saudi Arabia (Flickr/Salem Al Shekaili)
• Flora of Eastern Saudi Arabia
• Plants of South-Western Morocco
• Pictures from Qatar (Flickr/cpmkutty)
• Pictures from Qatar (Panoramio/safamarwa)

How the web page was created

• A list of plants with their common names was written using online sources and books.
• Web pages were written by a program consisting of several scripts.
• Full names, synonyms, and classification of plants were found online from catalogueoflife.org and theplantlist.org using a script.
• Pictures of plants were selected from a database using a script.
• This web page was written using a script.

Acknowledgements

QNHG (Qatar Natural History Group) and associated people, for a possibility to participate in their field excursions and to learn about local nature.