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Crassula helmsii (Kirk) Cockayne
Swamp Crassula; Tillaea helmsii Kirk; Bulliarda recurva Hookf; Crassula recurva Hookf Ostenf; Tillaea recurva Hookf Hookf; New Zealand Pigmyweed; Crassula recurva (Hookf) Ostenf non NE Br; Tillaea recurva (Hook f) Hook f

Life   Plantae   Dicotyledoneae   Crassulaceae   Crassula

Crassula helmsii
© Copyright Malcolm Storey 2011-2118 · 3
Crassula helmsii

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Following modified from Plants Database, United States Department of Agriculture
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http://plants.usda.gov/java/profile?symbol=CRHE5 ---> https://plants.usda.gov/java/profile?symbol=CRHE5
https://plants.usda.gov/java/profile?symbol=CRHE5 ---> http://plants.usda.gov/core/profile?symbol=CRHE5
http://plants.usda.gov/core/profile?symbol=CRHE5 ---> https://plants.usda.gov/core/profile?symbol=CRHE5
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Crassula helmsii A. Berger
swamp stonecrop

General Information
Symbol: CRHE5
Group: Dicot
Family: Crassulaceae
Growth Habit :  
Native Status : None
Data Source and Documentation
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Plants-NRCS Logos
green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   





Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Rosidae
Order Rosales
Family Crassulaceae – Stonecrop family
Genus Crassula L. – pygmyweed
Species Crassula helmsii A. Berger – swamp stonecrop

Subordinate Taxa

This plant has no children

Legal Status

Noxious Weed Information
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete noxious weed list for that location, or click here for a composite list of all Federal and State Noxious Weeds .
Florida swamp stone crop Prohibited aquatic plant, Class 1
North Carolina swamp stonecrop Class A noxious weed
Washington Australian swamp stonecrop Wetland and aquatic weed quarantine
U.S. Weed Information
Crassula helmsii swamp stonecrop This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each weed list, or click here for a composite list of Weeds of the U.S.
STATE Assorted authors. State noxious weed lists for 46 states . State agriculture or natural resource departments.

Wetland Status

Interpreting Wetland Status

Related Links

More Accounts and Images
ARS Germplasm Resources Information Network (CRHE5)
Integrated Taxonomic Information System (CRHE5)
Related Websites
Aquatic, Wetland and Invasive Plant Information Retrieval System: line drawing (CRHE5)
References for Aquatic Plant Illustrations (CRHE5)



Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover

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