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Taxonomy of the genus Begonia (Begoniaceae) in Mindanao, Philippines I: Begonia olganunezae, a new Begonia section Petermannia species discovered in the province of Bukidnon

摘要


A new species, Begonia olganunezae from the mountains of Bukidnon province, southern Philippines is herein described and illustrated. It is morphologically allied to B. affinis and B. bangsamoro in having terminal inflorescences and staminate flowers with 4 tepals but differs significantly in having lanceolate stipules, and glabrous ovary and capsule. A detailed description, comparison with its allied species, colour plate, notes on phenology, distribution, and a provisional IUCN conservation assessment are provided below.

參考文獻


Bachman, S., J. Moat, A. Hill, J. de la Torre and B. Scott. 2011. Supporting Red List threat assessments with GeoCAT: Geospatial Conservation Assessment Tool. ZooKeys 150: 117–126.
Buenavista, D.P., Y.P. Ang, M.A.K. Pranada, D.A. Salas, E. Mollee and M. McDonald. 2021. Begonia bangsamoro (Begoniaceae, section Petermannia), a new species from Mindanao Island, the Philippines. Phytotaxa 497(1): 39–48.
Hughes, M. and C. Coyle. 2009. Begonia section Petermannia (Begoniaceae) on Palawan (Philippines), including two new species. Edinb. J. Bot. 66(2): 205–211.
Mazo, K.R., L.G. Aribal, R.A.A. Bustamante and Y.P. Ang. 2021. Begonia tinuyopensis (sect. Petermannia, Begoniaceae), a new species from Zamboanga Del Norte, Philippines. Phytotaxa 516(1): 101–107.
Naive, M.A.K., G.J.D. Alejandro and M. Hughes. 2018. Taxonomic notes on Philippine endemic Begonia colorata (Begoniaceae, section Petermannia). Phytotaxa 381(1): 127–131.

被引用紀錄


CRUZ, C. J. P. D., CONCEPCION, S. R., & ANG, Y. P. (2022). Begonia francisabuidii, (section Baryandra, Begoniaceae) a new species endemic to Albay, Luzon Island, Philippines. TAIWANIA, 67(2), 223-228. https://doi.org/10.6165/tai.2022.67.223

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