Alsophila australis is a tree fern characterized by a crown of arching fronds at its apex. The stem is enveloped in the remains of old fronds, which are adorned with brown scales.

This genus consists of tree ferns found in tropical and subtropical regions. They feature vertical stems topped with sizable, dark green fronds.

Alsophila australis

Alsophila australis subsp. norfolkiensis

Alsophila celebica

Alsophila celsa

Alsophila colensoi

Alsophila crinita

Alsophila cunninghamii

Alsophila dregei

Alsophila excelsa

Alsophila exilis

Alsophila firma

Alsophila firma hort.

Alsophila glaucifolia

Alsophila gleichenioides

Alsophila havilandii

Alsophila incisoserrata

Alsophila kermadecensis

Alsophila latebrosa

Alsophila leichhardtiana

Alsophila milnei

Alsophila muelleri

Alsophila smithii is a gradually maturing tree fern that can attain heights of 5 to 8 meters. It features an upright trunk adorned with chestnut-hued scales. The fronds extend horizontally from the crown, measuring up to 2.5 meters in length and composed of slender, soft leaflets, with the longest leaflets reaching 50 centimeters. The upper surfaces of the fronds are a deep green, while the undersides display a lighter shade.

Alsophila smithii

Alsophila spinulosa

Alsophila taenitis

Alsophila tricolor is a frost-sensitive, evergreen tree fern that can grow as tall as 10 meters. It features a slender, dark brown trunk topped with clusters of arching, divided fronds. These fronds, which can reach lengths of up to 3 meters, exhibit a rich green color on their upper surfaces, while the undersides display a silvery-grey hue once they mature.