beavertail

Names and Synonyms

Common Names

• Swamp Bay
• Swamp Laurel
• Sweet Magnolia
• Sweetbay
• White Bay
• laurel magnolia
• swamp-laurel
• Beaver-wood
• Swamp Magnolia
• castor-wood
• sweet bay magnolia

Scientific Names

Accepted name

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Magnoliales and the family Magnoliaceae, it is classified under the genus Magnolia. Specifically, Magnolia virginiana represents a unique species within this taxonomic lineage.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad geographical distribution across several regions of the United States. In the Northeastern U.S.A., it can be found growing in the state of Massachusetts. Its presence also extends through other Northeastern states, including New Jersey and New York. Furthermore, the species is established within the borders of Pennsylvania. Moving toward the South-Central U.S.A., the plant's range reaches as far as Texas.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Magnolia virginiana is characterized by its classification as a perennial, meaning it lives for many years and undergoes repeated seasonal growth cycles. As a phanerophyte, its perennating buds are located high above the ground on woody stems, a trait common to its phanerophyte life form which allows it to establish a robust, tree-like structure. This growth strategy enables the plant to maintain a stable presence in its ecosystem, utilizing its perennial nature to endure varying environmental conditions over a long lifespan.

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Magnolia virginiana is characterized by its growth form as a woody tree or shrub, exhibiting a substantial stature with an average plant height of approximately 21.495 m. As a self-supporting species, it does not function as a climber and maintains an independent existence, lacking any parasitic tendencies. The plant is strictly terrestrial in its growth habit, rather than being an epiphyte, and is defined by its persistent woody structure.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Growth form :

shrub

Parasite :

independent

Plant height mean:

21.495 m

Woodiness :

woody

Physiology

The physiology of Magnolia virginiana is characterized by a robust metabolic framework adapted to temperate, moist environments, most notably defined by its photosynthetic pathway, which follows the C3 mechanism. As a C3 plant, it utilizes the Calvin cycle to fix atmospheric carbon dioxide directly through the enzyme Rubisco, a process that is highly efficient under the shaded or partially sunny conditions typical of its native riparian and wetland habitats. This carbon fixation strategy is supported by a specialized leaf anatomy and transpiration regulation that allows the plant to manage water uptake and gas exchange effectively in saturated soils. Furthermore, its physiological processes include a well-developed vascular system designed to support large, leathery leaves, ensuring the efficient transport of nutrients and water to facilitate both vegetative growth and the energetically demanding production of fragrant, large-scale blooms.

Photosynthetic pathway :

C3

Reproduction

Reproduction in Magnolia virginiana is characterized by a specific seed morphology and a specialized dispersal strategy. The plant produces seeds with a relatively consistent mass, exhibiting a mean seed mass of approximately 0.05905 g. The individual seeds fall within a narrow weight range, with a minimum mass of 0.05642 g and a maximum mass of 0.06023 g. Regarding the movement of its offspring, the species utilizes a zoochorous dispersal syndrome, meaning it relies on animals to facilitate the transport and spreading of its seeds to new locations.

Dispersal syndrome :

zoochorous

Seed mass max:

0.06023 g

Seed mass mean:

0.0590544443333333 g

Seed mass min:

0.05642 g

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Magnolia virginiana has 2 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Methylene chloride, methanol.

Methylene chloride

1. Journal of ethnopharmacology

methanol

1. Journal of ethnopharmacology

Preparations

Magnolia virginiana has 1 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include methylene chloride and methanol extracts.

Methylene chloride and methanol extracts

1. Journal of ethnopharmacology