Plantae > Tracheophyta > Magnoliopsida > Asterales > Asteraceae > Senecio > Senecio triangularisSenecio triangularis (arrowleaf groundsel)Synonyms: Senecio gibbonsii; Senecio gibbsonsii; Senecio longidentatus; Senecio saliens; Senecio triangularis var. angustifolius; Senecio triangularis var. hansenii; Senecio triangularis var. triangularis; Senecio triangularis var. trichophyllus; Senecio triangularis var. trigonophyllus; Senecio triangulus var. trigonophyllus; Senecio trigonophyllus Senecio triangularis, known as arrowleaf ragwort, arrowleaf groundsel and arrowleaf butterweed, is a species of the genus Senecio and family Asteraceae. |
| Allergen Potential [1] | High | | Screening - Summer [2] | Moderate | | Screening - Winter [2] | Porous |  | | Bloom Period [2] | Mid Summer | | Drought Tolerance [2] | Low | | Fire Tolerance [2] | Medium | | Frost Free Days [2] | 4 months 25 days | | Fruit/Seed Abundance [2] | High | | Fruit/Seed Begin [2] | Fall | | Fruit/Seed End [2] | Fall | | Growth Form [2] | Rhizomatous | | Growth Period [2] | Summer, Fall | | Growth Rate [2] | Moderate | | Leaf Type [2] | Deciduous | | Lifespan [2] | Perennial | | Propagation [2] | Seed | | Regrowth Rate [2] | Slow | | Root Depth [2] | 10 inches (25 cm) | | Seed Spread Rate [2] | Moderate | | Seed Vigor [2] | Medium | | Seeds Per [2] | 499999 / lb (1102310 / kg) | | Shape/Orientation [2] | Erect | | Structure [3] | Shrub | | Vegetative Spread Rate [2] | Slow |  | | Flower Color [2] | Yellow | | Foliage Color [2] | Green | | Fruit Color [2] | Brown |  | | Flower Conspicuous [2] | Yes |  | | Height [2] | 3.936 feet (1.2 m) |  | | Hardiness Zone Minimum [2] | USDA Zone: 3 Low Temperature: -40 F° (-40 C°) → -30 F° (-34.4 C°) | | Light Preference [2] | Mixed Sun/Shade | | Soil Acidity [2] | Neutral | | Soil Fertility [2] | Intermediate | | Water Use [2] | High |
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| Name |
IUCN Category |
Area acres |
Location |
Species |
Website |
Climate |
Land Use |
|
Aniakchak National Monument National Preserve |
Ib |
458519 |
Alaska, United States |
|
|
|
|
|
Banff National Park |
II |
1690912 |
Alberta, Canada |
|
|
|
|
|
Coram Biosphere Reserve |
|
7460 |
Montana, United States |
|
|
|
|
|
Crater Lake National Park |
II |
180091 |
Oregon, United States |
|
|
|
|
|
Fraser Biosphere Reserve |
|
23050 |
Colorado, United States |
|
|
|
|
|
Glacier Bay National Park and Preserve |
Ib |
591068 |
Alaska, United States |
|
|
|
|
|
Glacier National Park |
II |
953799 |
Montana, United States |
|
|
|
|
|
Gwaii Haanas National Park Reserve |
II |
366714 |
British Columbia, Canada |
|
|
|
|
|
H.J. Andrews Biosphere Reserve |
|
15815 |
Oregon, United States |
|
|
|
|
|
Jasper National Park |
II |
2776809 |
Alberta, Canada |
|
|
|
|
|
Kenai Fjords National Park |
Ib |
574822 |
Alaska, United States |
|
|
|
|
|
Kluane National Park and Reserve National Park Reserve |
II |
5463436 |
Yukon, Canada |
|
|
|
|
|
Kootenay National Park |
II |
341762 |
British Columbia, Canada |
|
|
|
|
|
Lake Clark National Park and Preserve |
Ib |
386679 |
Alaska, United States |
|
|
|
|
|
Lake Roosevelt National Recreation Area |
V |
103172 |
Washington, United States |
|
|
|
|
|
Mount Revelstoke National Park |
Ia |
18 |
British Columbia, Canada |
|
|
|
|
|
Nahanni National Park Reserve |
II |
1309627 |
Northwest Territories, Canada |
|
|
|
|
|
Olympic Biosphere Reserve |
II |
922805 |
Washington, United States |
|
|
|
|
|
Rocky Mountain Biosphere Reserve |
II |
239938 |
Colorado, United States |
|
|
|
|
|
Yellowstone Biosphere Reserve |
II |
2196863 |
Idaho, Montana, Wyoming, United States |
|
|
|
|
|
Yoho National Park |
II |
317576 |
British Columbia, Canada |
|
|
|
|
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0
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