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This species is accepted, and its native range is Ethiopia to Kenya.


Dryopteridaceae, JP Roux, M Shaffer-Fehre, B Verdcourt. Flora of Tropical East Africa. 2007

Ethiopia, Bale mountains, above Goba, G. & S. Miehe 3239 (K!, holo.)
Morphology General Habit
Vegetative Multiplication Rhizomes
Rhizome not seen but probably short and decumbent
Morphology Leaves
Frond up to 76 cm long.
Morphology Leaves Stipes
Stipe proximally castaneous, stramineous higher up, up to 31 cm long and 5 mm in diameter, proximally with dense ferrugineous ovate scales to 19 × 5 mm, caudate, denticulate and with a few filiform outgrowths, less dense distally.
Morphology Leaves Leaf lamina
Lamina firmly herbaceous, broadly ovate to deltate-acuminate, up to 46 × 38 cm, to 2-pinnatepinnatifid.
Morphology Leaves Rachis
Rachis stramineous, sparsely to moderately scaly with spreading ferrugineous linear to ovate scales up to 9 × 2.5 mm, caudate, denticulate, often with a few glandular cells, and with a few filiform outgrowths.
Morphology Leaves Pinnae
Pinnae in up to 8 petiolate pairs, basal pair longest or slightly shorter than next pair higher up, basal pair basiscopically developed, inaequilaterally triangular to narrowly ovate, linearacuminate towards apex, up to 217 × 80 mm, with up to 3 stalked pinnule pairs; pinna-rachis stramineous, narrowly winged for most of length, wing with a conspicuously thickened margin, abaxially with scales up to 4 × 1.2 mm.
Morphology Leaves Pinnules
Pinnules eventually adnate and basiscopically decurrent towards apex, lanceolate to oblongobtuse, pinnatifid but mostly lobed, up to 60 × 20 mm, adaxially ± glabrous, abaxially with ferrugineous to stramineous scales and hairs, scales up to 2.4 × 0.8 mm, confined to costa and veins, hairs up to 1.3 mm long; lobes oblong-obtuse to oblongtruncate, dentate, 6–10 mm long, 3–5 mm wide.
Morphology Reproductive morphology Sori
Sori inframedial, discrete, but often touching at maturity in smaller laminae, essentially 2-seriate on pinnules, but often 2-seriate on basal lobes in larger and more divided laminae, circular, up to 1.8 mm in diameter at maturity.
Morphology Reproductive morphology Sporangia
Sporangium stalk simple or with a uniseriate, pluricellular hair; indusium brown to ferrugineous, persistent, broadly ovate to reniform, basally entire to repand, erose distally, 1.6–2.6 mm in diameter
Morphology Reproductive morphology Spores
Spores dark brown, regularly tuberculate, exospore 42–56 × 24–38 µm.
Hagenia-bamboo zone; 2750–2950 m
Distribution restricted, status unknown.
Flora districts: K4 Range: Ethiopia


None recorded for our area

Native to:

Ethiopia, Kenya

Dryopteris rodolfii J.P.Roux appears in other Kew resources:

Date Reference Identified As Barcode Type Status
May 11, 2010 Miehe, G. [3239], Ethiopia K000911827 holotype

First published in Webbia 59: 143 (2004)

Accepted by

  • Roskov Y. & al. (eds.) (2018). World Ferns: Checklist of Ferns and Lycophytes of the World Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.


Flora of Tropical East Africa

  • Webbia 59: 143, figs. 3 & 4 (2004).

Flora of Tropical East Africa
Flora of Tropical East Africa

Herbarium Catalogue Specimens
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Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at and
© Copyright 2017 World Checklist of Selected Plant Families.

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at and
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families.