Plantae > Tracheophyta > Magnoliopsida > Fabales > Fabaceae > Hedysarum > Hedysarum sulphurescensHedysarum sulphurescens (white sweetvetch)Synonyms: Hedysarum albiflorum; Hedysarum boreale var. albiflorum; Hedysarum boreale var. flavescens; Hedysarum flavescens (heterotypic); Hedysarum sulfureum Hedysarum sulphurescens, the yellow sweetvetch or white sweetvetch, is a perennial herb species. Leucocyanidin reductase (LCR) uses 2,3-trans-3,4-cis-leucocyanidin to produce (+)-catechin and is the first enzyme in the proanthocyanidins (PA)-specific pathway. Its activity has been measured in leaves, flowers, and seeds of H. sulfurescens. |
| Bloom Period [1] | Late Spring | | Drought Tolerance [1] | High | | Fire Tolerance [1] | Medium | | Frost Free Days [1] | 90 days | | Fruit/Seed Abundance [1] | Medium | | Fruit/Seed Begin [1] | Summer | | Fruit/Seed End [1] | Summer | | Growth Form [1] | Multiple Stem | | Growth Period [1] | Spring, Summer | | Growth Rate [1] | Moderate | | Leaf Type [1] | Deciduous | | Lifespan [1] | Perennial | | Propagation [1] | Seed | | Regrowth Rate [1] | Slow | | Root Depth [1] | 12 inches (30 cm) | | Seed Spread Rate [1] | Slow | | Seed Vigor [1] | Low | | Seeds Per [1] | 72570 / lb (159989 / kg) | | Shape/Orientation [1] | Decumbent | | Structure [2] | Herb | | Vegetative Spread Rate [1] | None |  | | Flower Color [1] | White | | Foliage Color [1] | Green | | Fruit Color [1] | Brown | | | Flower Conspicuous [1] | Yes | | | Height [1] | 20 inches (0.5 m) | | | Hardiness Zone Minimum [1] | USDA Zone: 3 Low Temperature: -40 F° (-40 C°) → -30 F° (-34.4 C°) | | Light Preference [1] | Mixed Sun/Shade | | Soil Acidity [1] | Neutral | | Soil Fertility [1] | Infertile | | Water Use [1] | Low | | | Screening - Summer [1] | Porous | | Screening - Winter [1] | Porous |
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| Name |
IUCN Category |
Area acres |
Location |
Species |
Website |
Climate |
Land Use |
|
Banff National Park |
II |
1690912 |
Alberta, Canada |
 |
 |
 |
 |
|
Bighorn Canyon National Recreation Area |
V |
36286 |
Montana, Wyoming, United States |
|
|
|
|
|
Jasper National Park |
II |
2776809 |
Alberta, Canada |
|
|
|
|
|
Kootenay National Park |
II |
341762 |
British Columbia, Canada |
|
|
|
|
|
Wood Buffalo National Park |
II |
11038545 |
Alberta, Canada |
|
|
|
|
|
Yellowstone Biosphere Reserve |
II |
2196863 |
Idaho, Montana, Wyoming, United States |
|
|
|
|
|
Yoho National Park |
II |
317576 |
British Columbia, Canada |
|
|
|
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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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