New Zealand Pygmyweed
Crassula helmsii
Summary 5
Crassula helmsii, known as swamp stonecrop or New Zealand pigmyweed, is an aquatic or semiterrestrial species of succulent plant in the family Crassulaceae. Originally found in Australia and New Zealand, it has been introduced around the world. In the United Kingdom, this plant is one of five introduced aquatic plants which are to be banned from sale from April 2014. This is the first ban of its kind in the country.
Ecological aspects 6
The plant grows on the muddy margins of ponds where it forms carpets with 100% cover, or semi-submerged in deeper water, or totally submerged with elongated stems. It does not die back in winter.
Sources and Credits
- (c) anonymous, some rights reserved (CC BY-NC), http://www.biopix.com/photos/JCS-Crassula-helmsii-61414.JPG
- (c) ashley BALSAM baz, some rights reserved (CC BY), http://www.flickr.com/photos/28438417@N08/6017389088/
- (c) eyeweed, some rights reserved (CC BY-NC-ND), https://www.flickr.com/photos/eyeweed/5220083567/
- (c) anonymous, some rights reserved (CC BY-NC), http://www.biopix.com/photos/JCS-Crassula-helmsii-61411.JPG
- Adapted by Kate Wagner from a work by (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Crassula_helmsii
- (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Crassula_helmsii
More Info
- iNat taxon page
- African Plants - a photo guide
- Atlas of Living Australia
- Biodiversity Heritage Library
- BOLD Systems BIN search
- Crassulaceae
- eFloras.org
- Global Biodiversity Information Facility (GBIF)
- HOSTS - a Database of the World's Lepidopteran Hostplants
- IPNI (with links to POWO, WFO, and BHL)
- NatureServe Explorer 2.0
- NBN Atlas
- New Zealand Plant Conservation Network
- SEINet Symbiota portals
- Tropicos
- USDA PLANTS database
- World Flora Online
