> Mehrbändiges Werk
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2:
Flora of Somalia 2 Angiospermae (Tiliaceae - Apiaceae) ed. by Mats Thulin
Kew: Royal Botanic Gardens, 1999
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4:
Flora of Somalia 4 Angiospermae (Hydrocharitaceae - Pandanaceae) ed. by Mats Thulin
Kew: Royal Botanic Gardens, 1995
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1:
Flora of Somalia 1 Ptheridophyta, Gymnospermae, Angiospermae (Annonaceae - Fabaceae) ed. by Mats Thulin
Kew: Royal Botanic Gardens, 1993