The Dioscorea species of Doi Chiang Dao with particular reference to Dioscorea collettii Hook. f. (Dioscoreaceae), a new record for Northern Thailand

Authors

  • Chirdsak Thapyai Department of Biology, Faculty of Science, Naresuan University
  • Paul Wilkin Royal Botanic Gardens, Kew
  • Kongkanda Chayamarit The Forest Herbarium (BKF), National Park, Wildlife and Plant Conservation Department

Keywords:

Dioscorea, Dioscorea collettii Hook.f., Dioscoreaceae

Abstract

Dioscorea collettii Hook.f. is presented as a new record for Thailand, from Doi Chiang Dao in Chiang Mai Province. It is a Sino-Himalayan species, occurring at high altitude in Thailand. A
complete description and illustrations are provided, including the underground parts. Its distinctive morphological characters are discussed. 10 Dioscorea L. species, over 20% of the total in Thailand, occur on Doi Chiang Dao. Its unique contribution to the diversity of the genus is discussed.

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Author Biographies

Chirdsak Thapyai, Department of Biology, Faculty of Science, Naresuan University

Department of Biology, Faculty of Science, Naresuan University, Phitsanulok, Thailand.

Paul Wilkin, Royal Botanic Gardens, Kew

Royal Botanic Gardens, Kew, Richmond, Surrey, TW9 3AB,UK.

Kongkanda Chayamarit, The Forest Herbarium (BKF), National Park, Wildlife and Plant Conservation Department

The Forest Herbarium (BKF), National Park, Wildlife and Plant Conservation Department, 61 Phahonyothin Rd., Chatuchak, Bangkok 10900, Thailand.

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How to Cite

Thapyai, C., Wilkin, P., & Chayamarit, K. (2014). The Dioscorea species of Doi Chiang Dao with particular reference to Dioscorea collettii Hook. f. (Dioscoreaceae), a new record for Northern Thailand. Thai Forest Bulletin (Botany), (33), 213–219. Retrieved from https://li01.tci-thaijo.org/index.php/ThaiForestBulletin/article/view/24320

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