Bladdernut

Names and Synonyms

Common Names

• Bladdernut
• Anthony Nut
• European Bladdernut

Scientific Names

Accepted name

Synonyms

• Staphylea pinnatifida
• Staphylodendron pinnatum

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 Crossosomatales, it is classified under the family Staphyleaceae. Finally, it is identified by the genus name Staphylea.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a specific geographical range across several parts of the European continent. In Northern Europe, its presence can be identified within the regions of Great Britain and Ireland. Moving into Middle Europe, the species is also found growing in Austria and Belgium. Furthermore, the distribution extends into the central territories of Czechia and Slovakia. Together, these locations define the known natural habitat for Staphylea pinnata.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Staphylea pinnata is characterized by its preference for specific structural environments and altitudinal limits within its native range. This species primarily thrives in forest ecosystems, frequently colonizing forest edges where it can access varying levels of light availability and transitional microclimates. Its distribution is vertically constrained, as it is typically found at elevations ranging up to a maximum of 1300 m AMSL. This specific altitudinal and habitat preference suggests that the plant occupies niches that balance the protection of forest canopies with the edge effects common in woodland margins.

Elevational range max:

1300 m AMSL

Habitat :

forest, forest edges

Life history

The life history of Staphylea pinnata is characterized by its nature as a perennial organism, ensuring its persistence across multiple growing seasons. As a phanerophyte, its reproductive buds are elevated above the ground on woody stems, a structural adaptation that defines its growth habit. The plant follows a deciduous phenology, meaning it undergoes a seasonal shedding of its foliage, typically in response to cooler temperatures or changing environmental conditions. This combination of a long-lived perennial lifecycle, a phanerophyte life form, and a deciduous habit dictates its rhythmic patterns of growth, dormancy, and seasonal transformation.

Deciduousness :

deciduous

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Staphylea pinnata is characterized by its woody structure and distinct growth forms, appearing as both a shrub and a tree. It is a self-supporting plant that does not function as a climber or a vine, maintaining an independent lifestyle as it is neither a parasite nor an epiphyte, growing in a terrestrial habitat. The plant's stature varies significantly, with a height ranging from a minimum of 1 meter to a maximum of 5 meters, maintaining an average plant height of approximately 5 meters.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

shrub

Growth form :

tree

Parasite :

independent

Plant height mean:

5 m

Plant height min:

1 m

Woodiness :

woody

Physiology

The physiology of Staphylea pinnata is characterized by its efficient carbon assimilation and specific leaf architecture. The plant utilizes a C3 photosynthetic pathway, which is typical for many temperate woody species, allowing for carbon fixation through the Calvin cycle. Its morphological and physiological investment in foliage is reflected in a mean leaf size of 91.95625 cm², indicating relatively large, pinnately compound leaf structures. Furthermore, the plant exhibits a mean Specific Leaf Area (SLA) of 316.55 cm²/g, a metric that suggests a moderate degree of leaf thickness and resource allocation strategies between leaf area and dry mass, influencing its overall light interception and water-use efficiency.

Leaf size mean:

91.95625 cm²

Photosynthetic pathway :

C3

Specific Leaf Area (SLA) mean:

316.55 cm²/g

Reproduction

The reproductive cycle of Staphylea pinnata is characterized by a specific seasonal flowering period that typically begins in May and concludes in June. During this time, the plant produces flowers that eventually develop into a capsule-type fruit. Upon maturity, these capsules are dehiscent, meaning they split open to release the seeds. The seeds themselves are relatively small, with a recorded minimum mass of 0.09 g, a maximum mass of 0.09 g, and a calculated mean seed mass of 0.2872 g. For the spread of its progeny, the species utilizes an anemochorous dispersal syndrome, relying on wind to transport its seeds away from the parent plant.

Dehiscence :

dehiscent

Dispersal syndrome :

anemochorous

Flowering time :

May

Flowering time :

Jun

Fruit type :

capsule

Seed mass max:

0.09 g

Seed mass mean:

0.2872 g

Sources: Global Inventory of Floras and Traits (GIFT)

Activities

Staphylea pinnata has 3 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antigenotoxic, Cytotoxic, Genotoxic.

Antigenotoxic

1. Biomolecules

Cytotoxic

1. Biomolecules

Genotoxic

1. Biomolecules

Preparations