|
| General Information | |
|---|---|
| Symbol: | HYPE |
| Group: | Dicot |
| Family: | Clusiaceae |
| Duration: |
Perennial |
| Growth Habit: |
Forb/herb |
| Native Status: |
CAN I HI I L48 I SPM I |
| Data Source and Documentation | |
 |
Native |  |
Introduced |  |
Both |  |
Absent/Unreported |
 |
Native, No County Data |  |
Introduced, No County Data |  |
Both, No County Data |
| Native Status: | ||||||||||||||||||||||||||||
 |
L48 |  |
AK | |
HI | |
PR | |
VI | |
NAV | |
CAN | |
GL | |
SPM | |
NA | |||||||||
Images
Synonyms
Classification
| 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 | Dilleniidae |
| Order | Theales |
| Family | Clusiaceae ⁄ Guttiferae – Mangosteen family |
| Genus | Hypericum L. – St. Johnswort |
| Species | Hypericum perforatum L. – common St. Johnswort |
Subordinate Taxa
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. | |
| California
klamathweed
C list (noxious weeds)
|
|
| Colorado
common St. Johnswort
C list (noxious weeds)
|
|
| Montana
St. Johnswort
Category 1 noxious weed
|
|
| Nevada
Klamath weed
Noxious weed
|
|
| Oregon
St.Johnswort, Klamath weed
"B" designated weed
|
|
| South Dakota
St. Johnswort
Regulated non-native plant species
|
|
| Washington
common St. Johnswort
Class C noxious weed
|
|
| Wyoming
common St. Johnswort
Noxious weed
|
| U.S. Weed Information | |
|---|---|
|
Hypericum perforatum
Klamathweed
St. John's wort
common St. John's wort
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. |
| Cal-IPC | California Invasive Plant Council. 2006. California Invasive Plant Inventory. Cal-IPC Publication 2006-02 (1 February 2007). California Invasive Plant Council. Berkeley, California. |
| NE&GP | Stubbendieck, J., G.Y. Friisoe,and M.R. Bolick. 1994. Weeds of Nebraska and the Great Plains. Nebraska Department of Agriculture, Bureau of Plant Industry. Lincoln, Nebraska. |
| SEEPPC | Southeast Exotic Pest Plant Council. 1996. Invasive exotic pest plants in Tennessee (19 October 1999). Research Committee of the Tennessee Exotic Pest Plant Council. Tennessee. |
| SWSS | Southern Weed Science Society. 1998. Weeds of the United States and Canada. CD-ROM. Southern Weed Science Society. Champaign, Illinois. |
| WI | Hoffman, R.and K. Kearns (eds.). 1997. Wisconsin manual of control recommendations for ecologically invasive plants. Wisconsin Dept. Natural Resources. Madison, Wisconsin. |
| WSWS | Whitson, T.D. (ed.) et al.. 1996. Weeds of the West. Western Society of Weed Science in cooperation with Cooperative Extension Services, University of Wyoming. Laramie, Wyoming. |
Wetland Status
|
|
||||||||||||||||||||||||
Related Links
Wildlife
Food
| Source | Large Mammals | Small Mammals | Water Birds | Terrestrial Birds |
|---|
Cover
| Source | Large Mammals | Small Mammals | Water Birds | Terrestrial Birds |
|---|
Description of Values
| Value Class | Food | Cover |
|---|
