Begonia abbottii

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Begonia abbottii
Begonia abbottii (herbarium specimen) collected by David Fairchild in Massif de la Selle, Haiti.
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Cucurbitales
Family: Begoniaceae
Genus: Begonia
Species:
B. abbottii
Binomial name
Begonia abbottii
Urban, 1922

Begonia abbottii is a species of flowering plant in the family Begoniaceae. It is endemic to Haiti, where it is restricted to the mountains near Furcy in Chaîne de la Selle .

The species was collected in 1920 during the third and final leg of the Smithsonian Institution's "Botanical Explorations of Haiti" expedition, led by American naturalist William Louis Abbott with botanist Emery Clarence Leonard joining as plant collector. It was formally described in 1922 by the German botanist Ignaz Urban.[1][2]

The species was collected on 26 May 1920 near springs at Furcy, a mountain village about 50 km south of Port-au-Prince, during the Smithsonian "Botanical Explorations of Haiti." The series consisted of three trips (1919–1920) aimed at collecting mammals, birds, and plants for the United States National Museum. On the third and final trip (February–July 1920) Abbott was accompanied by botanist Emery Clarence Leonard (USNM, Division of Plants), who was responsible for the plant collections.[3][4]

Urban described the species in 1922 in Repertorium specierum novarum regni vegetabilis.[1][5] He placed it in Begonia sect. Begonia.[6]

The species was reportedly rediscovered on 2 March 1933 by American plant explorer David Fairchild.[7]

Etymology

The specific epithet, abbottii, commemorates William Louis Abbott (1860–1936), whose expeditions in Hispaniola supported the Smithsonian's collections and during which the type material was gathered.[1][3]

The generic name Begonia was coined in 1690 by French botanist Charles Plumier in honor of Michel Bégon (1638–1710), then governor of Haiti and patron of botany.[8] With more than 1,900 accepted species, Begonia is one of the largest genera of flowering plants, distributed pantropically.[2]

Description

Urban's protologue provides the original diagnosis:

Caulis erectus, ramosus. Stipulae ovatae, acuminatae. Folia petiolata, petiolis 7–10 mm longis; lamina ovato-elliptica vel ovato-lanceolata, margine inaequaliter crenata. Inflorescentiae floribus albis purpureo-rubricantibus mense Maio–Junio.[1]

Translated:

Shrub with erect, branching stems. Stipules ovate and acuminate. Leaves borne on petioles 7–10 mm long; blades ovate-elliptic to ovate-lanceolate, with irregularly crenate margins. Inflorescences in May–June, with white flowers tinged with purplish red.

These characters distinguish B. abbottii from related Hispaniolan species such as B. domingensis.[7]

Distribution and habitat

Begonia abbottii is endemic to Haiti, with records restricted to the Furcy area of the La Selle Mountains. It grows near springs and shaded mountain slopes.[2][6][9]

The species has not been recorded in cultivation and does not appear in the collections of major botanical gardens.[7]

Conservation

References

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