Plantae > Tracheophyta > Magnoliopsida > Rosales > Rosaceae > Geum > Geum macrophyllum

Geum macrophyllum (Largeleaf Avens)

Synonyms: Geum fauriei

Wikipedia Abstract

Geum macrophyllum, commonly known as largeleaf avens or large-leaved avens is a flowering plant found from the Arctic south to the northern U.S. states, and in the Rocky Mountains and west to the Sierra Nevada in California and as far south as Northwestern Mexico. It is even more distinctive in fruit than in flower, with spiky spheres of reddish styles.
View Wikipedia Record: Geum macrophyllum

Infraspecies

Geum macrophyllum macrophyllum
Geum macrophyllum perincisum
Geum macrophyllum var. macrophyllum (largeleaf avens)
Geum macrophyllum var. perincisum (largeleaf avens) (Attributes)
Geum macrophyllum var. sachalinense (Attributes)

Attributes

Allergen Potential [1]  Low
Screening - Summer [2]  Moderate
Screening - Winter [2]  Porous
Bloom Period [2]  Late Spring
Drought Tolerance [2]  Low
Fire Tolerance [2]  Medium
Frost Free Days [2]  3 months 10 days
Fruit/Seed Abundance [2]  High
Fruit/Seed Begin [2]  Summer
Fruit/Seed End [2]  Summer
Growth Form [2]  Rhizomatous
Growth Period [2]  Spring, Summer
Growth Rate [2]  Moderate
Leaf Type [2]  Deciduous
Lifespan [2]  Perennial
Propagation [2]  Seed
Regrowth Rate [2]  Slow
Root Depth [2]  12 inches (30 cm)
Seed Spread Rate [2]  Moderate
Seed Vigor [2]  Medium
Seeds Per [2]  793704 / lb (1749820 / kg)
Shape/Orientation [2]  Erect
Structure [3]  Herb
Vegetative Spread Rate [2]  None
Flower Color [2]  Yellow
Foliage Color [2]  Green
Fruit Color [2]  Brown
Flower Conspicuous [2]  Yes
Height [2]  24 inches (0.6 m)
Hardiness Zone Minimum [2]  USDA Zone: 3 Low Temperature: -40 F° (-40 C°) → -30 F° (-34.4 C°)
Light Preference [2]  Mostly Shady
Soil Acidity [2]  Moderate Acid
Soil Fertility [2]  Intermediate
Water Use [2]  Moderate

Protected Areas

Predators

Dysstroma citrata (dark marbled carpet)[4]
Mesothea incertata (Day Emerald)[4]

External References

USDA Plant Profile

NatureServe Explorer

Citations

Attributes / relations provided by
♦ 1Derived from Allergy-Free Gardening OPALS™, Thomas Leo Ogren (2000)
♦ 2USDA Plants Database, U. S. Department of Agriculture
♦ 3Kattge, J. et al. (2011b) TRY - a global database of plant traits Global Change Biology 17:2905-2935
♦ 4HOSTS - a Database of the World's Lepidopteran Hostplants Gaden S. Robinson, Phillip R. Ackery, Ian J. Kitching, George W. Beccaloni AND Luis M. Hernández
Abstract provided by DBpedia licensed under a Creative Commons License
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