''Aesculus parviflora'', the bottlebrush buckeye, is a

species In biology, a species is the basic unit of Taxonomy (biology), classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of ...

of suckering

deciduous In the fields of horticulture and Botany, the term ''deciduous'' () means "falling off at maturity" and "tending to fall off", in reference to trees and shrubs that seasonally shed leaves, usually in the autumn; to the shedding of petals, a ...

shrub in the

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Sapindaceae. The species is

native Native may refer to: People * Jus soli, citizenship by right of birth * Indigenous peoples, peoples with a set of specific rights based on their historical ties to a particular territory ** Native Americans (disambiguation) In arts and enterta ...

to the southeastern United States, where it is found primarily in

Alabama (We dare defend our rights) , anthem = " Alabama" , image_map = Alabama in United States.svg , seat = Montgomery , LargestCity = Huntsville , LargestCounty = Baldwin County , LargestMetro = Greater Birmingham , area_total_km2 = 135,7 ...

and

Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to t ...

, with a disjunct population in

South Carolina )'' Animis opibusque parati'' ( for, , Latin, Prepared in mind and resources, links=no) , anthem = "Carolina";" South Carolina On My Mind" , Former = Province of South Carolina , seat = Columbia , LargestCity = Charleston , LargestMetro = G ...

along the Savannah River. Its natural habitat is in mesic forests, on bluffs and in ravines. This plant is highly poisonous to humans if eaten. Symptoms include muscle weakness, paralysis, vomiting, diarrhea, and death. It has also been reported to be toxic to pets.

Description

''Aesculus parviflora'' grows to 2–4 m tall. The leaves are arranged in opposite pairs, palmately compound with 5-7 leaflets, each leaflet short-stalked, 12–22 cm long and 5–10 cm broad, with an entire margin. The flowers are produced in conspicuous erect

panicle A panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers (and fruit In botany, a fruit is the seed-bearing structure in flowering plants that is ...

s 20–50 cm long resembling a traditional bottle brush, each flower with a tubular

calyx Calyx or calyce (plural "calyces"), from the Latin ''calix'' which itself comes from the Ancient Greek ''κάλυξ'' (''kálux'') meaning "husk" or "pod", may refer to: Biology * Calyx (anatomy), collective name for several cup-like structures ...

, small white petals, and several protruding 3–4 cm long stamens. The flowers give way to pear-shaped capsules containing polished, brown seeds. The Latin

specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

''parviflora'' means "small-flowered".

Cultivation and uses

''Aesculus parviflora'' is grown as an ornamental plant in gardens, where its August flowering attracts butterflies. It prefers moist, well-drained soils in part shade to full shade. In the US, it is suitable for

USDA hardiness zones A hardiness zone is a geographic area defined as having a certain average annual minimum temperature, a factor relevant to the survival of many plants. In some systems other statistics are included in the calculations. The original and most wide ...

4–8. The naturalist, explorer and

plant collector Plant collecting is the acquisition of plant specimens for the purposes of research, cultivation, or as a hobby. Plant specimens may be kept alive, but are more commonly dried and pressed to preserve the quality of the specimen. Plant collecting i ...

William Bartram William Bartram (April 20, 1739 – July 22, 1823) was an American botanist, ornithologist, natural historian and explorer. Bartram was the author of an acclaimed book, now known by the shortened title '' Bartram's Travels'', which chronicled ...

first noted this undescribed shrub on his travels through Carolina, Georgia and Florida in 1773–78. An old example was still to be found in

Bartram's Garden Bartram's Garden is a 50-acre public garden and National Historic Landmark in Southwest Philadelphia, Pennsylvania, situated on the banks of the Tidal Schuylkill River. It is a venue for art, an access to the tidal river and wetlands, an outdoor ...

, Philadelphia, in 1930. ''Aesculus parviflora'' was introduced to British horticulture through the activities of John Fraser, who made his first botanizing trip through the American South in 1785. Fraser's finds were distributed among English nurserymen like Lee and Kennedy or Loddiges or to private patrons, and the shrub was "to be met with in most of our nurseries" by 1820. This plant has gained the

Royal Horticultural Society The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity. The RHS promotes horticulture through its five gardens at Wisley (Surrey), Hyde Hall (Essex), Harlow Carr (No ...

Award of Garden Merit The Award of Garden Merit (AGM) is a long-established annual award for plants by the British Royal Horticultural Society (RHS). It is based on assessment of the plants' performance under UK growing conditions. History The Award of Garden Merit ...

Gallery

Aesculus-parviflora-habit.JPG Aesculus parviflora.jpg Aesculus parviflora (6).JPG, Leaf nervature Aesculus parviflora (1).JPG, Leaf nervature Aesculus parviflora (4).JPG

References

External links

*
Plants for a Future: ''Aesculus parviflora''
Flora of the Southeastern United States Plants described in 1788 parviflora Trees of the United States {{Sapindales-stub