Desmids from Thailand and Malaysia
Desmids from Thailand and Malaysia
Desmids from Thailand and Malaysia
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88 M. HIRANO<br />
Pl.463, f.1-3.<br />
L. 46-48.4 ptm, B. 9-10 um, <strong>and</strong> I. 9.7-10 pm. Sts. 35,36,39,40. Indonesia (Bor-<br />
neo), U.S.A., S.America, Africa. New to <strong>Thail<strong>and</strong></strong>.<br />
1 Onychonema filiformis (Ehrenb.) Roy & Bisset<br />
Roy & Bisset 1886, Jour. Bot. 24, 242; West & Carter 1923, 5, 216, Pl.160, f.13,14;<br />
Prescott et al. 1983, 2:5, 13, Pl.452, f.1-5.<br />
L. 15.4 "m, B. 19.8 xim. St. 32. India, Cambodia, Celebes, Japan, Europe, U.S.A.,<br />
Australia, New Zeal<strong>and</strong>.<br />
2. 0. taeve Nordst. Pl.50, f.4.<br />
West & Carter 1923, 5,218, Pl.160, f.15,16; Krieger 1932, 220, Pl.26, f.3; Skuja 1949,<br />
161, PL35, f.11.<br />
L. 15.4 pt m, B. 19 pt m, <strong>and</strong> I. 5.3 It m. St. 30. India, Ceylon, Burma, Indonesia (Java,<br />
Sumatra), Cambodia, Japan, Europe, Brazil. New to <strong>Thail<strong>and</strong></strong>.<br />
2a. var. hexagonum var. nov. Pl.51, f.1.<br />
Semicellulae late hexagonae, cum apice undulato, long. 13-24 um, lat. 17.5-26.5<br />
ptm, lat. isth. 5.4-6.5 ptm. St. 19,23.<br />
Type: Pl.51, f.1. Loc. Phuket Isl<strong>and</strong>, <strong>Thail<strong>and</strong></strong>.<br />
Semicells transversely hexagonal, apex truncate <strong>and</strong> undulate, isthmus of semicell<br />
deeply <strong>and</strong> narrowly linear, lateral spine short <strong>and</strong> teeth-like but in some specimens<br />
show long <strong>and</strong> robust (Pl.50, fig.1.) Long of cell 13-24 gm, width 17.5-26.5 #m,<br />
isthmus of cell 5.4-6.5 ptm.<br />
I Teilingia excavata (Ralfs) Bourrelly Pl.51, f.10.<br />
Bourrelly 1964, Rev. Alg. 7, 190, f.10. Syn. Sph. excavata Ralfs<br />
L. 15.4 ptm, B. 13.2 um, <strong>and</strong> I. 6.2 ptm. St. 20. India, Europe, N.America, Africa,<br />
Australia. New to <strong>Thail<strong>and</strong></strong>.<br />
2. T. granulata (Roy & Bisset) Bourrelly<br />
Bourrelly 1964, Rev. Alg. 7, 190, f.9; Prescott et al. 1983, 2:5, 9, Pl.451, f.3-5. Syn.<br />
Sph. granulata Roy & Bisset 1886, 242, Pl.268, f.17.<br />
L. 11 ptm, B. 12.3 ptm, <strong>and</strong> I. 4.4 um. Sts. 19,37,51. Indonesia (Sumatra), Cambodia,<br />
Japan, Europe, U.S.A., Australia, New Zeal<strong>and</strong>. New to <strong>Thail<strong>and</strong></strong>.<br />
1. Desmidium aptogonum Breb. var. aptogonum<br />
West & Carter 1923, 5, 242, Pl.164, f.1-3; Prescott et al. 1983, 2:5, 39, Pl.463, f.7,8.<br />
L. 17.6 ptm, B. 26.4 ptm, <strong>and</strong> I. 16 um. St. 12. India, Ceylon, Burma, Indonesia<br />
(Java), N. & S.America, Madagascar, Australia. New to <strong>Thail<strong>and</strong></strong>.<br />
Ia. var. tetragon"m W.&G.S.West Pl.50, f.7.<br />
Scott & Prescott 1961, 124, Pl.62, f.5-7.<br />
L. 18.5 ptm, B. 33.4 ptm, <strong>and</strong> I. 22 ptm. St. 51. Indonesia (Borneo, Java, Sumatra).<br />
New to <strong>Thail<strong>and</strong></strong>.<br />
2. D. baileyi (Ralfs) Nordst.
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