Enumeration of Thai Pteridophytes Collected during 1965-66

alt. ca. 1200 m, T -3417.
Tagawa and Iwatsuki: Enumeration of Thai pteridophytes
Himalayas to Malaysia and Taiwan.
Var. yarrabense Domin, Bibl. Bot. 85 (1) : 161. 1914; Tryon, l.c. 63.--Pteridium
esculentum auct. non (Forst.) Nc_kai ; Tard. & C.Chr. (1939-51) 138; Holtt. (1954) 390.
LOEY: Phu Kradung, dry ground in open place, alt. 1100-1200 m, T -593, T -643.
NAKHON NAYOK: Khao Yai National Park, dry ground near river in open place,
alt. ca. 800 m, T -7407.
India to Australia.
Histiopteris J. Smith
1. Histiopteris incisa (Thunb.) J. Smith, Rist. Fil. 295. 1875; Tard. & C. Chr.
(1939-51) 139; HoItt. (1964) 391, (1965) 237.
LOEY: northeastern ridge of Phu Luang, open field at edge of forest, alt. 1300­
1567 m, T -1501; Phu Kradung, mountain slope by stream in forest, alt. ca. 1100 m,
T-641. NAKHON NAYOK: Khao Kiew in Khao Yai National Park, sunny ground at
edge of mossy forest, alt. ca. 1250 m, T -7495. NAKAWN SRITAMARAT: Khao Luang,
rather dry ground in dense mountain forest, alt. 680-950 m, T -4632, T -4674, ibid.,
cleyey slope in open place at ridge, alt. ca. 1400 m, T -4789.
Pantropical, in East Asia north to Japan.
Pteris L.
1. Pteris stenophylla Wall. ex Hook. & Grev. Ie. Fil. t. 130. 1829; Tard. & C.Chr.
(1939-51) 145.
LOEY: interior of Nam Thop, eastern slope of Phu Luang, mountain slope in
evergreen forest, alt. ca. 800 m, T -1900.
North India, northern Thailand and Laos.
2. Pteris ensiformis Burm. Fl. Ind. 230. 1786; Tard. & C.Chr. (1939-51) 149;
Holtt. (1954) 399, (1961) 27, (1965) 235.
LOEY: from Ban No. Luang to north ridge of Phu Luang, rather dry slope in
deciduous forest, alt. ca. 800 m, T -1112; north ridge of Phu Luang, mountain slope
in dense forest, alt. 1100-1500 m, T -1315; Phu Kradung, mountain slope along stream
in dense evergreen forest, alt. ca. 1100 m, T -938; Pha Nuk Khao, dry grassy slope
in deciduous forest, alt. ca. 350 m, T -310. TRANG: Khao Chong, mountain slope In
dense forest, alt. 100-800 m, T -5581.
Tropical Asia generally, through Malaysia to Australia and Polynesia.
3. Pteris vittata L. Sp. PI. 2: 1074. 1753; Tard. & C. Chr. (1939-51) 143; Holtt.
(1954) 396, (1961) 27, (1965) 236; Tagawa & K. Iwats. (1965) 82.
CHIANGMAI: Ban Yang, interior of Mae Klang Waterfall, grassy bank of ditch
between rice fields, alt. ca. 1300 m, T -3166.
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