A New Record of the Rheophytic Fern Osmunda Angustifolia (Osmundaceae) From Sumatra Including a New Cytological Record

Titien Ngatinem Praptosuwiryo
Journal article Botanic Gardens Bulletin • January 2015 China • Indonesia • Taiwan

Abstract

Osmunda angustifolia Ching ex Ching et Wang (Osmundaceae) was, formerly, known to be distributed in China (Guandong), Hainan, Hongkong, and Taiwan. Now, O. angustifolia is reported as a newly recorded species in Sumatra. A complete morphological description with photographs is presented. It is defined as a rare species in Indonesia. A cytological record is also reported for the first time for the Sumatran species. The somatic chromosome number of root tip cells of O. angustifolia is 2n = 44 (diploid).

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Botanic Gardens Bulletin

Buletin Kebun Raya (Botanic Gardens Bulletin) is the official scientific publication of the Cente... see more