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ኚᏈᶇἄખӤ 38(4)Ř193-226, 2016 193 بᶇἄࢊ ⎔ᢕᮟቌ଼ (ʽӬቌẤ) ᎋӠㆩ⤶ᔌ *ؖ͏㐓1ȭሯ۹⋀2ȭ⬰፪2ȭሯഒણ2 ᢕᮟቌ଼ᎋʠӠㆩŊ଼⸅⣬Ӡㆩ⿀હ᧚Ŋㅫ␠Ȯ┚ᦸש⤽ȹၪ⣬ȺᶇἄͩЗ⃥Ӡㆩᘍ ィ◘␕ዘᵬُ⡣ഐᾀŊҪⶪAPGӠㆩ₇⃥Ŋ⸅דሷ؋⡕ᕜŊ╁ાӠぽʠሷᤀŊ゛◘ᄲ⸇ ᅘ⚠⎔ᢕᮟቌ଼ᎋӠㆩřᶇἄኞ૽⎔ᢕᮟ଼ᎋ⚠ᣅ16ỚŘʑߡቌE.chinensisȮ⫶ ቌE.crenatifoliaȮӚ┤ቌE.emarginataȮׂ┤ቌE. glaberrimaȮᕜኞቌE.gnaphalocarpaȮᅽ ᮪ᕿቌE.hayataeȮᅺቌE.japonicaȮ☃┤ቌE.leptophyllaȮ₳ኟቌE.loquaianaȮᙺᖛ ቌEurya luiȮ֡˒ୀቌE.nanjenshanensisȮ҆┤ቌE.nitidaȮ░ⓧᖷቌE.regechiensisȮ⎔ᢕጁ ỚʠӠㆩဎ׳ד⠧€E.septataȮ⁏ᕜቌE.strigillosaȮᛤᖛୀቌE. taitungensisȯᄽʑʏဏͧᒑ ȯ≙אഔ⏨ᦸᾀͧ⿀હדⲩȮ༆↘ߧᦹ ȹ〦⼫⥱Ⱥቌ଼ȮʽӬቌẤȮୀ⑭ẤȮӠㆩȮ⎔ᢕ Research paper Revised Studies on Eurya (Pentaphylacaceae) in Taiwan Yi-Hung Wu1ȭHsy-Yu Tzeng2ȭChien-Ti Chao2ȭYen-Hsueh Tseng2* ȹAbstractȺThis study attempted to revise the present taxonomy of the genus Eurya in Taiwan with classical taxonomic methods and 16 species were recognized: E.chinensisȮE.crenatifoliaȮE.emarginataȮ E. glaberrimaȮE.gnaphalocarpaȮE.hayataeȮE.japonicaȮE.leptophyllaȮE.loquaianaȮEurya luiȮ E.nanjenshanensisȮE.nitidaȮE.regechiensisȮE.septataȮE.strigillosaȮE. taitungensis.We provided line drawings, photographs of these species, and a key to the species of Eurya in Taiwan. ȹKey wordsȺEurya, Pentaphylacaceae, Theaceae, Plant Taxonomy, Taiwan. ʑఱߡ҆⭰250⚦ȯשߡἼʑ⎟ञણ૪㊹ኚᾷ⚠Ŋ40227 .1 Experimental Forest, National Chung Hsing University, 250 Kuokwang Rd., Taichung City 40227, Taiwan. E-mail: [email protected] ʑఱߡ҆⭰250⚦ȯשߡἼʑ⎟ञણ፳ኚણ₇Ŋ40227 .2 Department of Forestry, National Chung Hsing University, 250 Kuokwang Rd., Taichung City 40227 Taiwan. * ⳇ⤻̳≛ȯ Corresponding Author. E-mail: [email protected] 194 ⎔ᢕᮟቌ଼ (ʽӬቌẤ) ᎋӠㆩ⤶ᔌ ɺȮԊ⤵ nata (Thunb.) MakinoȮE. glaberrima HayataȮ ೊ∑ୀ⑭Ấ (Theaceae) Қ₎ሷ23଼2,000 E. leptophylla HayataȮE. japonica Thunb.ȮE. ˁᥖŊ strigillosa Hayataᾀ 6ỚȯדㇷỚŊʈҚᣅቌŊӠలˁᙐᥖ ᢕ߸֒ᮟୀ⑭ẤᎋŊ⤺ሷ9଼35Ớ ( 1938౺ŊKobuskiʑ⥆ⰶ11ỚŊҢʑ૽ש≟ ᏈᾀŊ1988)ŊӠӲ଼ୀ⑭ˁẤ (Theoideae) Pseudoeurya crenatifolia YamamotoⱧẼ⚠ໞ Თ㈭ˁ (Ternstroemioideae)ȯୀ⑭ˁẤᣅ Eurya crenatifolia (Yamamoto) Kobuskiُᅘ࣑Խׂד דኞໞ᥊ᆹ⡣ŊׂᲗ㈭ˁẤᣅួኞໞ᥊ᆹʃ E. chinensis R. Br.ȯ1950౺ŊKeng ⥆ⰶ11Ớ╭ -⡣řⲖ౺͗APGӠㆩ₇⃥૽қˁẤဏ֗ᣅୀ 2⩐ỚŊҢʑ૽E. matsudai Hayata͆ҘE. acum ⑭Ấ (ᨯ∑) ⎞ʽӬቌẤ (Pentaphylacaceae)ȯ inata DC.ŊE. suzukii Yamamoto⚠ໞ⩐ỚE. ቌ଼ (Eurya) ᣅẤӠㆩⰱ₥ʱʠɺ acuminata var. suzukii (Yamam.) H. Keng Ŋُ ∌Ŋߌ଼ᣅィ゛ᯌዳŊʈ␕₳ଅŊ␕ቅᵬŊ ૽E. arisanensis Hayata⚠ໞ⩐ỚE. acuminata ˫ദʠᶇἄघ┮⸅߱कⵒഐ๗Ŋॖ┤ञଅŊㄊ var. arisanensis (Hayata) H. Keng ȯ1962౺Ŋ ؋Ŋ⻔㕗ᄲŊኟጻȮ┤⋍Ȯኞ૪ʠ⡕ᕜ සᱹ⠧ᛤᖛୀቌE.taitungensis Chang ɺ⎞⫨ ഐᾀŊ̟ぜଇᄲ᧚ᆙㆴỚㆩकŊബザ༪ӛⰱ ᅘỚȯ1963౺ŊቦฒኚᗺᮢKeng (1950) ⥆ⰶ (Ớȯ1967౺Ŋ፨ᬟᾀ (Liu and Lu⩐2דᢕ଼ᎋഺᡀ 11Ớשᆞ֒ӠʠᅞᘍŊ⿀હʃᆞȯ .ỚŊҢʑ૽E. acuminata var⩐1דᙹ౹߸ɺ᳅⎏ʑतୀ⋸ᙹཥ3400 mᲀሷゝ ⥆ⰶ10Ớ .⸉Ȯ suzukii (Yamam.) H. KengُE. acuminata varדŊӠలᯍೊŊᶇἄʜ⎏Қ⻞₊ ߸ゝ଼ᎋŊው⨢Ӡㆩᄽ arisanensis (Hayata) H. Keng͆ҘE. acuminata׳㖂ୀُ⚄ఊ ૽E. chinensis R. Br.͆ҘE. japonicaנञᐻ㈀ҙʠᐻŊ⤐ DC.Ŋ׳ᅺדߡҙ≙א᪇Ŋ Ӡㆩ (Thunb.) var. parvifolia (Gardner) Thwartesȯ׳ㅮඖᨊŊ˫З⃥ഐ๗Ӡㆩᘍ⤶ᔌ׳ૣ (ṵ׆(1967آȯ 1972౺ŊᏈᾀᗺᮢ፨ᬟȮ∉ Ớȯ⩐1דᢕቌ଼ᎋʠ₊⻞আᅠ1896౺Ŋ ⥆ⰶ10Ớש HenryХ⥆ⰶ1ỚEurya japonica Thunb.ȯ1908- 1976౺ŊቦฒኚᗺᮢKeng (1950) ⥆ⰶ11 ⩐3דỚȯ1988౺ŊᏈᾀ⥆ⰶ11Ớ⩐2ד1920౺ŊHayataᱹ⠧E. arisanensis Hayata (1919 Ớ ౺)ȮE. matsudai Hayata (1920౺)ȮE. glaberri- ỚŊᅘᱹ⠧ɺᅘ⩐ỚE. leptophylla var. tsushan- ma Hayata (1919౺)ȮE. gnaphalocarpa Hayata ensis Y. C. Liu & F. Y. Luȯ1994౺ŊᏈᾀ ỚŊᅘ࣑E. loquaiana Dunnȯ⩐3ד1919౺)ȮE. leptophylla Hayata (1920౺)ȮE. ⥆ⰶ12Ớ) .ỚŊҢʑ૽E⩐2דstrigillosa Hayata (1908౺) ⤺7ỚᅘӠㆩ∌ȯ 1996౺ŊHsiehᾀ⥆ⰶ11Ớ .1928౺ŊSasaki⥆ⰶ7ỚҢʑᅘ࣑E. acuminata hayatae YamamotoُE. japonica Thunb.͆ҘE DC.ȮE. emarginata (Thunb.) MakinoŊ̟ቍ⥆ nitida KorthalsŊ⚠E. acuminata var. arisanen- .Eד.E. arisanensis HayataُE. gnaphalocarpa Ha- sis (Hayata) H. Keng͆ҘE.acuminata DC⻞ yataȯ1931౺Ŋ⸆ठⵀȮዾ⒮ᦲԊ leptophylla var. tsushanensis Y. C. Liu & F. Y. Lu ᢕᮟ9Ớȯ1934౺ŊYamamoto ń ͆ҘE. leptophylla HayataʠʑŊʏᱹ⠧1ᅘ⩐Ớשːᶇἄ⥆ⰶ .ᢕᮟ12ỚŊҢʑᅘᱹ⠧E. suzukii E. nitida var. nanjenshanensis C. F. Hsieh, L. KשMori ⥆ⰶ YamamotoȮPseudoeurya crenatifolia Yama- Ling & S. Z. Yangȯ1997౺ŊᎫᘘᾀ⥆ⰶ12 .ỚŊ֡˒ୀቌ᮫⩐Ớဏ֗ᣅᅘỚE⩐1דmoto(1933)ȮE. hayatae Yamamoto (1933)ȮE. Ớ rengechiensis Yamamoto(1933)ȯ1936౺ŊSuzu- nanjenshanensis (C. F. Hsieh, L. K. Ling & Sheng ᢕᮟ11Ớȯ1936౺ŊKanehi- Z. Yang)Sheng Z. Yang & S. Y. LuŊᛤᖛୀቌשkiᗺᮢԊː⥆ⰶ ᢕᮟE. acuminata DC.ȮE. emargi- ⚠ໞᣅᅘ⩐ỚE. glaberrima var. taitungensisש⻞⥆raХ ኚᏈᶇἄખӤ 38(4)Ř193-226, 2016 195 (Chang) Y. P. Yang & S. Z. Yangȯ ㈀ (HAST) ᢕᮟ ⠗ᄎずⲋএሳኚᏈ⥶㊹ᎋᐻ㈀ש1998౺Ŋኚ͗ષᗺᮢԊːᶇἄ⥆ⰶ (ỚŊҢʑቍ₊⻞E. nanjenshanensis (TAIF⩐2דሷ13Ớ Sheng Z. Yang & S. Y. LuُE. taitungensis C.E. ߡἼ⎔ᢕञણ፳ኚણ₇ᎋᐻ㈀ (ᢕᮟሷ13 (NTUFשChangȯ2003౺Ŋ㓳࣑ᘃᾀ⥆ⰶ (ᇜᾀ (2003) ᱹ⠧ ߡἼ⎔ᢕञણᎋણ₇ᎋᐻ㈀ (TAIۓỚŊҢʑᅘ࣑ؖ⩐1דỚ (ʠᅘỚE. septata Chi C. Wu, Z. F. Hsu & C. H. ߡἼ⎊ᤋẤણ֢㈀ᎋᐻ㈀ (TNM Tsouȯ1996౺ŊHsiehᾀ߱Flora of TaiwanὮʷ ߡἼቺẤ༬ञણ፳ኚ⫏ણ₇ᎋᐻ (Ớȯ2007౺ŊMin & Barth. ㈀ (PPI⩐1דᦹʑ⥆ⰶ12Ớ (ᢕᮟሷ12ỚŊҢʑ૽ ߡἼʑ⎟ञણ፳ኚણ₇ᎋᐻ㈀ (TCFשȵFlora of Chinaȶ⥆ⰶ E. acuminata DC.ȮE. acuminata var. arisanen- ߡἼ݄∑ञણ፳ኚણ₇ᎋᐻ㈀ sis (Hayata) H. KengȮE. suzukii YamamotoȮ (CHIA) E. acuminata var. suzukii (Yamam.) H. KengȮ 2. ߡकᐻ㈀ E. matsudai HayataҚ͆ҘE. loquaiana DunnŊ ᅺቺˊञણᎋᐻ㈀ (TI) (E. hayatae YamamotoُE. nitida var. nanjenshan- ᅺˊⵣञણᎋᐻ㈀ (KYO ensis C. F. Hsieh, L. K. Ling & S. Z. Yang͆ҘE. nitida Korthalsȯ2015౺ŊLiao & SuҪᷨ⦓E. ɿȮኞ⎞⤽⧄ japonica Thunb.એ߱ᅠ⎔ᢕȯ Eurya Thunb. ቌ଼ Thunb., Nov. Gen. Pl. 3: 67, 1783; Benth. ʷȮቨᅆ⎞ᅞᘍ et Hook., Gen. Pl. 1: 183, 1876; Szyszylowicz in (ɺ) क⤐ഐ๗ʠ⤐ૣȯ Engler et Prantl, Nat. Pflanzenfam. 3, 6: 1893; ;ᐻ Kobuski, Ann. Miss. Bot. Gard. 25: 299, 1937׳דቨᅆʙ⣬͗⎊⸆कᅘ㍫ቨᅆૣ⤐ Ớक⤐ഐ๗Խ˫֒Ӡ Ling, Act. Phytotax. Sin. 11: 273, 1966; Li et al. in׳㈀ʠ㈀♀ᐻŊͩჇ ᘍ⣳⃛ʵ⳺ᯍ Fl. Taiwan 2: 607, 1976; Hsieh et al. in Fl. TaiwanلӠㆩ∌ŊҪዾჇߡもᎋ׳ ờȯ⸆कゝቅ⿵ (2002~2016౺)Ŋぜᅠ 2nd. ed. 2: 679, 1996; Ling, Fl. Reip. Pop. Sin. 50 .ཞᤫकʏ⢌̳ໞ⍺┤ᐻ⇦ᅠߡἼʑ (1): 132. 1998; Min & Barth., Fl. China 12: 447דૣ⤐ࢍ ⎟ञણ፳ኚ₇⍺┤ᐻ㈀ (TCF) ʑ˫Јው⨢Ŋ 2007. ʏᅠ2014౺Ԋദᅺቺˊञણᎋᐻ㈀ (TI) Pseudoeurya Yamamoto, J. Soc. Trop. Agric. .ɺⵒ 5: 351, 1933ח૽ሷ␕ኞʠᐻԅנᒑ⣶ᑁೣᐻŊ ቌřኟጻߥዘᨊң2-4܆ℂᢆቌଅ דૣ⤐↲Ӡʠ␕ኞΎએᅠ F.A.A.ʑŊ˫ͧര ŊʻᮝŊໞʷӬř┤܈ᮝ⋀߸ဎⲩŊ ỒŊ⡕ᕜ⎏҆ȯד⤻⫐ᶇἄ͐ᮢȯʏ₊⻞ゝ߸ ܈␕ॖៜᠪʯἼ߸᭔ࣀُࠋᾀŊⰿՀӠㆩᶇ ׂㄊ⫨Ȯㄊ⫨Ŋଇᄲᣅ₣⫨Ŋ⻔㕗ℳȯ ἄȯ ඖŊィ゛ᯌዳřघ2-4ቕ⌗ᮝř␕ኲᵬᤀ␕ (ʷ) ᐻ㈀ʠᐻው〇ȯ ኲřଅᦸ2Ŋ┚ᦸ5Ŋ્એŊ⣰᭺ᨊӬŊㄊ ञᐻ㈀㈀♀ʠ⍺┤ᐻŊ˝₳⤐ ⫨⎏⍍⫨ř␕᭷5ŊࡣⵒᮝŊᯆ⣰᭺ᨊŊᱺ׳ᒑ〇 ૣ⥆⻞Ңഐ๗᧚कŊˇཞᤫᒆ˫͵Ⳗɺᔎ ⏨Ȯᛇℂᛇ₯⏨ř゛␕Ř゛◘5-20Ŋ╁Ӡጁ ⤐ૣȯᶇἄᒑ⣶ʠߡҙकᐻ㈀ॖʁŘ ᤀŊңⲵջઈᤀřィ␕Řઈʀ̤Ŋ 1. ߡҙᐻ㈀ 3-5ાŊᕓા⋙ᄲኝŊᤀⲵջ゛◘Ŋ␕ዘ3-5 ʑतᶇἄずᮝघᑂඖᶇἄʑൔᎋᐻ ⡣ŊࡣⵒᮝⵒӠサᮝȯួኞ㓺₯⏨Ŋ҆ 196 ⎔ᢕᮟቌ଼ (ʽӬቌẤ) ᎋӠㆩ⤶ᔌ .Ӡᣅ2ῃŘጁ♑ῃsectרᢕᮟቌ଼ש ⡕ᕜŊഐ⎏ഐᑫߥഐřỚઈᄲ घŊഐଅሷ⤑Ŋң₳✙ఠᨊℐₕŊ⋙ʮ⩴Ȯ MeristothecaȮ᳠ῃsect. Euryař6₤Řᕜ ठ౹ ₤ser. CiliataeȮᕜኞ₤ser. TrichocarpaeȮ֡⣫דᗴ⫨ȯʙ⣬Ӡలˁᙐᥖُˁᥖ ᘱ∌ȮҚʊ᮹₎ሷ130ㇷỚŊ⎔ᢕሷ16ΤӠ ጁ♑₤ser. MuricataeȮᵬዘ₤ser. Brevisty- ㆩ∌ (ծỚʁӠㆩ∌)ȯ laeȮዘ₤ser. LongistylaeȮ҆┤₤ser. ଼ᑁೣỚŘEurya japonica Thunb. NitidaeŊҠ⤺16Ớȯ ⎔ᢕᮟቌ଼ (Eurya) ᎋᒑ€ 1. ␕╁ңӠぽ....................................................................................................... ጁ╁ῃsect. Meristotheca ȭ2. ┚ᦸ⡕ᕜȯ ř␕ዘ1-1.5 mmŊ3ᛖ⡣ ................................ᕜ₤ser. Ciliataeֱוȭȭ3. ␕᭷ᛇℂ⏨Ŋᄍᆹᯆ ȭȭȭ4. ゛␕␕᭷〙ְഐř゛◘10-14ኝ ...........................................................(15) ⁏ᕜቌE. strigillosa ȭȭȭ4. ゛␕␕᭷ᑫߥഐř゛◘15-19ኝ ......................................................................(9) ᙺᖛቌE.lui ᕜኞ₤ser. Trichocarpae ........................................................................ֱוȭȭ3. ␕᭷ᱺ⏨Ŋᄍᆹʃ ȭȭȭ4. ␕ዘ5⡣Ŋ2-2.5 mmř゛◘10-15ኝ ............................................(5) ᕜኞቌE. gnaphalocarpa ȭȭȭ4. ␕ዘ3~4⡣Ŋ₎1 mm ..................................................................(16) ᛤᖛୀቌE. taitungensis ȭ2. ┚ᦸ҆ᯛ⡕ᕜ............................................................................................. ጁ╁₤ser. Muricatae ᢕጁE.septataש (ȭȭ3. ┚ᦸᯛ⡕ᕜř゛◘14-18ኝ ............................................................................ (14 ȭȭ3. ┚ᦸ҆ř゛◘6-20ኝȯ ȭȭȭ4. ゛◘6-10ኝř␕ዘ0.5-1 mmŊ3ᛖ⡣ ................................................(4) ׂ┤ቌE. glaberrima ȭȭȭ4. ゛◘16-20ኝř␕ዘ1-1.5 mmŊ3ᛞ⡣ ..............................................(3) Ӛ┤ቌE. emarginata 1. ␕╁ʃңӠぽ...................................................................................................................᳠ῃsect. Eurya ȭ2. ␕ዘ0.5-1.5 mm ............................................................................................. ᵬዘ₤ser. Brevistylae ȭȭ3. ┚ᦸ҆ᤀᕜř␕ዘ0.5-1 mmř゛◘5-6ኝ ........................................... (2) ⫶ቌE. crenatifolia ȭȭ3. ┚ᦸᯛ⡕ᕜř␕ዘ1-1.5 mmř゛◘6-8ኝ ............................................(8) ☃┤ቌE. leptophylla ȭ2. ␕ዘ2-3 mm .................................................................................................. ዘ₤ser. Longistylae ȭȭ3. ┚ᦸ⡕ᵬ(ᕺ)ᕜȮⴗℳң↹ᕜŊ゛◘8-14ኝř␕ዘ2.5-3 mmŊ3ᛞ⡣ ȭȭȭ.....................................................................................................................(10) ₳ኟቌE. loquaiana ȭȭ3. ┚ᦸᤀᕜȮⴗℳ⍍⫨.......................................................................................... ҆┤₤ser. Nitidae ȭȭȭ4. ␕ዘ1-1.5 mmȯ ȭȭȭȭ5. ଅኟጻᤀᕜř゛◘9-12ኝ .....................................................................(7) ᅺቌE. japonica ȭȭȭȭ5. ଅኟጻ⡕ᕜř゛◘12-15ኝ .................................................................. (1) ʑߡቌE. chinensis ȭȭȭ4. ␕ዘ2-3 mmȯ ȭȭȭȭ5. ┤⋍ϳ⋸ʃᆙㆴȯ ȭȭȭȭȭ6. ┤ᑫߥഐř゛◘14-20 ................................................................ (6) ᅽ᮪ᕿቌE. hayatae ȭȭȭȭȭ6. ┤Ϊְഐř゛◘10-14ኝ .................................................(11) ֡˒ୀቌE. nanjenshanensis ȭȭȭȭ5. ┤⋍ϳ⋸ᆙㆴȯ ȭȭȭȭȭ6. ┤ְᨊགྷ⸒ഐř゛◘8-12ኝ ............................................... (13) ░ⓧᖷቌE. rengechiensis ȭȭȭȭȭ6. ┤ⓩᨊᑫߥഐř゛◘14-18ኝ ..............................................................(12) ҆┤ቌE. nitida ኚᏈᶇἄખӤ 38(4)Ř193-226, 2016 197 1. Eurya chinensis R. Br., Abel, Narr. J. China ቹ 00068(TAI)ȯ 379, t. 1818; Kobuski, Ann. Miss. Bot. Gard. 2. Eurya crenatifolia (Yamamoto) Kobuski, Ann. 25: 319. 1937 ; Keng, Taiwania 1: 264. 1950 ; Miss. Bot. Gard. 25: 332. 1938; Keng, Taiwania Li et al. in Fl. Taiwan 2: 607. 1976; Hsieh et al., 1: 258. 1950; Liu, I11.