Three Species of Russula New to Taiwan
Fung. Sci. 20(1, 2): 47–52, 2005 Three species of Russula new to Taiwan Edelgard Fu-Tschin Tschen1 and Johannes Scheng-Ming Tschen2 1. National Museum of Natural Science, Kuan-Chien Rd. Taichung 404, Taiwan. Edelgard@mail.nmns.edu.tw 2. Department of Life Sciences, National Chung Hsing University, 250 Kuokuang Road, Taichung 402, Tai- wan, R.O.C. (Accepted: June 22, 2005) ABSTRACT Three species of Russula new to Taiwan are described and illustrated. They are: Russua betularum, R. sub- foetens, and R. violeipes. Key words: Russula, Russulaceae, Taiwan. Introduction served in a medium of 3% KOH. Spores size and shape are from optical sections in side view The genus Russula, a very large group of the in Melzer’s regent and exclude the ornamenta- family Russulaceae, is one of the most common tion. and abundant ectomycorrhizal macrofungi in mountain forests of Taiwan. Thirty-six Russula Description species were reported in the past from Taiwan. In this study three species of Russula new to Russula violeipes Quél. Assoc. Fr. Avancem. Taiwan are described and illustrated. All Sci. 26(2): 450, 1898. (Fig. 1) specimens are deposit at TNM (Herbarium of ≡ Russula punctata f. violeipes (Quél.) Maire, Bull. Soc. National Museum of Natural Science, Taiwan). mycol. Fr. 26: 118, 1910. ≡ Russula amoena var. violeipes (Quél.) Melzer & Zvára, Materials and Methods Arch. pr. výzk. Cech. 17(4): 74, 1927. Pileus 3–8 cm broad at maturity, convex when Specimens were collected in the period of young, expanding to plano-convex to plane, March to August in 2000 and 2001. Macromor- usually with a broad depression on the disc phological characters were recorded from fresh with age; surface dry, viscid when wet, smooth, condition of the specimens.
[Show full text]