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Dicksonia sellowiana (Tree Fern)

Dicksonia sellowiana
Trunk
Crown
Frond detail

Overview

Dicksonia sellowiana is a robust tree fern from South America, forming a thick trunk and a large crown of arching fronds. It is widely cultivated in temperate gardens.

Taxonomy

Family:Dicksoniaceae
Genus:Dicksonia (dik-so-nee-uh)
Species:sellowiana (sel-lo-wee-AH-nuh)
Synonym:Dicksonia karsteniana
Synonym:Dicksonia gigantea
Synonym:Dicksonia lobulata
Synonym:Dicksonia ghiesbreghtii

Description

Trunk up to 5 m tall, covered with fibrous roots and leaf bases. Fronds 2–3 m long, tripinnate, dark green. Stipes are hairy. Sori are round, with a cup-shaped indusium.

Habitat and Cultivation

Native to cloud forests of Brazil, Argentina, Paraguay. Hardy to -5°C with protection. Prefers moist, humus-rich soil in shade. Mulch trunk heavily in winter. Water crown regularly.

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