76 THAI FOREST BULLETIN (BOTANY) 34 Ecology.— Deciduous dipterocarp-pine forest, dry evergreen forest, on sandstone bedrock; alt. 250–950 m. Flowering Sept.–Dec., fruiting May–Dec. Vernacular.— Ko bai lueam (°àÕ„∫‡≈◊ËÕ¡) (Nor<strong>the</strong>astern), ko ta mu (°àÕµ“À¡Ÿ), ko mak (°àÕÀ¡“°), ko hin (°àÕÀ‘π) (Eastern); ko kin luk (°àÕ°‘π≈Ÿ°) (Peninsular). Uses.— Nuts edible. 25. Castanopsis pseudo-hystrix Phengklai, Thai Forest Bull. (Bot.) 32: 115. 2004. Fig. 11. <strong>Thailand</strong>.— NORTHERN: Chiang Mai (Smitinand 90–198, holotype BKF!), Lampang; NORTHEASTERN: Loei; SOUTHEASTERN: Rayong. Distribution.— Endemic to <strong>Thailand</strong>. Ecology.— Lower montane forest, pine-oak forest and dry evergreen forest, alt. 800–1370 m. (usually 1000–1200 m). Flowering March–Dec. (usually March–April), fruiting Dec.–Jan. Vernacular.— Ko daeng (°àÕ·¥ß), ko bai lueam (°àÕ„∫‡≈◊ËÕ¡), ko dueai (°àÕ‡¥◊Õ¬) (Sou<strong>the</strong>astern). Uses.— Inner bark locally used to prevent dental caries. 26. Castanopsis purpurea Barnett, Bull. Misc. Inform. Kew 1938: 105. 1938; Barnett, Quer. Rel. Fag. Asia: 177. 1940; Barnett, Trans. & Proc. Bot. Soc. Edinburgh 34: 336. 1944. <strong>Thailand</strong>.— NORTHERN: Chiang Mai, Chiang Rai, Lampang, Tak; NORTHEASTERN: Nakhon Phanom; EASTERN: Ubon Ratchathani; PENINSULAR: Ranong, Phangnga, Trang (Kerr 19011, type), Songkhla. Distribution.— Endemic to <strong>Thailand</strong>. Ecology.— Lowland evergreen forest, lower montane forest, dry evergreen forest, mixed deciduous forest, <strong>of</strong>ten by stream, alt. 50–1300 m (usually 100–800 m). Flowering Feb.–Nov. (usually March–Aug.), fruiting July–Oct. Vernacular.— Ko ti (°àÕµ’), ko sai (°àÕ∑√“¬), ko ap (°àÕ·Õ∫) , ko yum (°àÕÀ¬ÿ¡), ko nam (°àÕÀπ“¡), ko ta mu (°àÕµ“À¡Ÿ); ko lim (°àÕ≈‘ Ë¡) (Nor<strong>the</strong>rn); ko khao (°àÕ‡¢“) (Eastern); ko dan (°àÕ¥“π), ko nam (°àÕÀπ“¡), be-ra-ngae-ba-be (‡∫√“·ßâ∫“∫’) (Peninsular). Uses.— Nuts edible. 27. Castanopsis rhamnifolia (Miq.) A.DC. in A.P. de Candolle, Prodr. 16(2): 113. 1864; King ex Hook.f., Fl. Brit. India 5: 624. 1888; King, Ann. Roy. Bot. Gard. (Calcutta) 2: 105. 100 B. 1889; A.Camus, Châtaigniers, Texte: 469; Atlas: t. 69. 1929; Barnett, Quer. Rel. Fag. Asia: 456. 1940; Soepadmo in Fl. Males. 7(2): 299. 1972.— Quercus rhamnifolia Miq., Fl. Ned. Ind. 1(1): 853. 1856.— Callaeocarpus rhamnifolia (Miq.) Miq., Fl. Ned. Ind., Eerste Bijv.: 353. 1861.— Castanea rhamnifolia (Miq.) Oerst., Skr. Vidensk.-Selsk. Christiana, Math.- Naturvidensk. Kl. 5(9): 378. 1873.— C. rhamnifolia (Miq.) Kurz, Prelim. Rep. Forest Pegu, App. A: cxxvii. 1875; Kurz, Forest Fl. Burma 2: 481. 1877.— Castanopsis pachycarpa A.Camus, Bull. Mus. Hist. Natl. Hist. Nat., II, 6: 92. 1934. Fig. 12.
A SYNOPTIC ACCOUNT OF THE FAGACEAE OF THAILAND (C. PHENGKLAI) 77 Figure 11. Castanopsis pseudo-hystrix Phengklai: A. twig, leaves and inflorescences (Smitinand 90-198), A-1 leaf; B. terminal bud, B-1 inner and outer part <strong>of</strong> bract; C. male flower cluster, C-1 male flower; D. ovary (Eiadthong BKF 97215); E. young acorn, E-1 mature acorn, E-2 spines; F. nut.