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Staphylea trifolia, photographed by an iNaturalist contributor
(c) Heather Holm, some rights reserved (CC BY-NC), uploaded by Heather Holm · CC BY-NC
#1547 most planted

Staphylea trifolia

American bladdernut

OrnamentalDeciduous
32
trees mapped
0.00%
of all named trees
3
cities
0.4 in
median trunk (1 cm, 32 measured)
17 yr
median age (41% have a planting date)

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Staphylea trifolia, also known as American bladdernut, is a medium-sized shrub growing up to 11 ft tall. It features bright green trifoliate leaves, pendant white spring flowers, and distinctive bladder-like fruits containing edible, popcorn-like seeds. This species is sometimes used as an ornamental plant.

Where it grows

Trees in each city's inventory, with the share of that city's named trees this species accounts for.

  1. Kingston · Canada
    19—0.4 in
  2. Boston · United States
    1218 yr9.0 in
  3. Helsinki · Finland
    1—2.0 in

Traits

Form
Ornamental
Foliage
Deciduous
Mature height
11 ft
Growth rate
Moderate
Blooms
Mar, Apr, May

Trunk diameters across every city: median 0.4 in, mean 3.7 in, 90th percentile 9.0 in. Measured at breast height, as published by each inventory.

Native range

Terrestrial ecoregions where this species is native. Trees in the dataset mostly stand well outside it.

Temperate Broadleaf & Mixed Forests

  • Mississippi lowland forests
  • New England-Acadian forests

Temperate Grasslands, Savannas & Shrublands

  • Central US forest-grasslands transition

Other Staphylea in the catalogue

3 of the top 2,000 species are in this genus.

Interested in talking trees? arborary.world@gmail.comTree data © the respective municipal publishers and © OpenStreetMap contributors (ODbL).