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Crassula helmsii
Results: 8

#	Item
1	Crassule de Helms (Crassula helmsii) Gestion de la Crassule de Helms dans des mares du Cap Gris-nez, Pas-de-Calais Add to Reading List Source URL: pro.eden62.fr Language: French - Date: 2016-01-29 05:51:29
2	ID_Crassula_helmsii_(New_Zealand_pigmyweed) Add to Reading List Source URL: www.ornamentalfish.org - Date: 2014-01-02 12:00:35
3	www.nonnativespecies.org Produced by Olaf Booy, Max Wade and Vicky White of RPS New Zealand Pygmyweed Species Description Scientific name: Crassula helmsii Add to Reading List Source URL: invasives.biodiversityireland.ie Language: English - Date: 2013-08-14 05:50:21 Flora of New South Wales Flora of New Zealand Flora of Tasmania Flora Natural history of Australia Aquatic plants Invasive plant species Flora of Australia Crassula helmsii
4	The National Biodiversity Data Centre New Zealand pigmyweed Crassula helmsii Documenting Ireland’s Wildlife Add to Reading List Source URL: invasives.biodiversityireland.ie Language: English - Date: 2013-12-16 07:39:42 Botany Crassula helmsii Myriophyllum verticillatum Pistia Invasive plant species Flora Callitriche
5	Problematic Aquatic Species The introduction of non-native invasive species is now a major cause of species extinction in freshwater systems (Millennium Ecosystem Assessment, [removed]Azolla ﬁliculoides Crassula helmsii Add to Reading List Source URL: invasives.biodiversityireland.ie Language: English - Date: 2013-08-14 05:50:17 Environment Aquatic plants Alismatales Lagarosiphon major Cotoneaster integrifolius Egeria densa Invasive species Elodea canadensis Hydrocotyle Invasive plant species Biology Botany
6	KEEP A LOOK OUT for NEW AQUATIC INVASIVE PLANTS in the Midwest! Add to Reading List Source URL: www.mipn.org Language: English - Date: 2013-11-18 17:19:29 Botany Biology Najas minor Hydrilla Myriophyllum Pistia Crassula helmsii Myriophyllum verticillatum Cabomba caroliniana Invasive plant species Aquatic plants Plant taxonomy
7	1 How do you tell a weed water plant from a native? Many water plants show luxuriant growth, produce plenty of seed and have the ability to spread easily and may look weedy. However, WEEDS like Alligator Weed, Soapwort Add to Reading List Source URL: www.molonglocatchment.com.au Language: English - Date: 2011-03-29 00:23:59 Botany Potamogeton Biology Myriophyllum Crassula helmsii Azolla Alternanthera Ludwigia peploides Vallisneria Aquatic plants Invasive plant species Plant taxonomy
8	KEEP A LOOK OUT MIPN.org for NEW AQUATIC INVASIVE PLANTS in the Midwest! Add to Reading List Source URL: clearlakeindiana.org Language: English - Date: 2013-08-02 11:56:19 Botany Biology Najas minor Hydrilla Myriophyllum Crassula helmsii Myriophyllum verticillatum Cabomba caroliniana Invasive plant species Aquatic plants Plant taxonomy