植物界分類檢索表及種子植物分科檢索表 細(xì)胞中無細(xì)胞核的分 細(xì)菌細(xì)胞中有細(xì)胞核的分 素.............................................................................. ..................3)藻類植物 無維管束.................................................................................................4)苔蘚植物有維管束................................................................................................................5)蕨類植物.種子外面無子房包 .種子外面有子房包 表 spermael子.......…….................................................................南洋杉科ucafiaceae葉均為螺旋狀排列，稀交互對生(水杉屬)，每種鱗有2~9粒種子....................................................................………….杉ceaepe數(shù).....................................................................................................…………雙子(九子不離母屬Dobinea)e..........................木麻黃科Casuarinaceae(木麻黃屬Casuarina)羽狀復(fù)葉............................................................….胡桃daceaee24.羽狀復(fù)葉.................................................................…胡ae 33.草本或草質(zhì)藤本...........…………………?？芃oraceae e鋸齒………虎耳草科Saxifragaceae(扯根菜屬Penthorum) e ceaeeaceae組成，每心皮各有2~4胚珠……………… 75.肉質(zhì)寄生草本植物，具退化呈鱗片狀的葉.................蛇菰科Balanophoraceae 球形頭狀花序，雌花生于具鉤狀芒刺的果殼中…………78.葉互生.............………藜科Chenopodiaceae苞..........................………莧科Amaranthaceae覆瓦狀排列，至少在雄花中如此………大戟科Euphorbiaceae列。ae........……蠟梅科Calycanthaceaeceae.....………木蘭科Magnoliaceaeaceae.............……商陸科Phytolaccaceae近輪生……番杏科Aizoaceae(針晶粟草屬Gisekia)e......……………金粟蘭科Chloranthaceaes序有2~3片白色葉狀苞片所托.............…. ae 106.葉對生..................……金粟蘭科Chloranthaceae106.葉互生.......…………………........蕁麻科Urticaceae110.托葉呈鞘狀抱莖，宿存....................…蓼科Polygonaceae114.葉基生，復(fù)葉..........................…小檗科Berberidaceaeae117.花有總苞.......................................……………紫茉莉科Nyctaginaceae118.胚珠多數(shù).........................................……………報春花科Primulaceae123.子房為多心皮合生而成.............…………….商陸科Phytolaccaceae .蕁麻科Urticaceae 135.花被片3~5，呈覆瓦狀排列。ae…………………金縷梅科Hamamelidaceae142.胚珠具背脊；室背開裂的蒴果，或有時呈核果狀……黃楊科Buxaceae145.花藥瓣裂...............................………………樟科Lauraceae147.雙翅果或圓形翅果.............................…槭樹科Aceraceae147.單翅果或長形兼矩圓形翅果.................……………….木犀科O1eaceae149.二回羽狀復(fù)葉，或退化呈葉柄狀.........…...…....….豆科Leguminosae.……漆樹科Anacardiaceae(黃連木屬Pistacia)153.多藤本；葉全緣.....................………胡椒科Piperaceae155.植物體內(nèi)有乳汁...............................................…………?？芃oraceaeceaeEurotia163.花生于當(dāng)年新枝上；雄蕊多數(shù)...........…....….薔薇科Rosaceae胚珠；果實成熟后由花被筒包圍...........…....…..............………...........………………ae ceae 175.單性同株，聚傘花序…………棠秋?？艬egoniaceaeristolochiaceae180.落葉性.......…………石榴科Punicaceae181.葉片中有腺體微點………………桃金娘科Myrtaceae183.花瓣細(xì)長，向外翻轉(zhuǎn).....…………八角楓科Alangiaceaeae非薔薇形花冠，子房半下位；蒴果.............…………197.盾形葉.......................………….......睡蓮科Nymphaeaceae197.復(fù)葉或裂葉...........………………毛茛科Ranunculaceae 200.單性花.........…………………防己科Menispermaceae201.復(fù)葉對生.....……毛茛科Ranuuculaceae203.心皮3~6，果為核果或核果狀.............……防已科Menispermaceaeae.…半日花科Cistaceae(半日花屬Helianthemum) aceae 220.植物體內(nèi)不含有色澤的汁液；種皮堅硬...........大風(fēng)于科Flacourtiaceae 物體內(nèi)含乳汁；萼片2~3....................…………罌粟科Papaveraceae 221.植物體內(nèi)不含乳汁；萼片4~8。 本;花兩性…………毛茛科Ranunculaceae(黑種草屬Nigella)229.花藥頂端孔裂.....………………杜英科Elaeocarpaceae229.花藥縱裂.............………….……………椴樹科Tiliaceae232.有副萼...........……木棉科Bombacaceae粉粒表面平滑；掌狀復(fù)葉............................木棉科Bombacaceae233.花粉粒表面有刺；葉有各種情形.........................…錦葵科Malvaceae。 238.葉互生；萼片等大.........................................…檉柳科Tamaricaceaee ceae 246.直立草本或亞灌木；花兩性.....……………....................…薔薇科Rosaceae。..………………葡萄科Vitaceae(火筒樹屬Leea)255.葉互生.............……大風(fēng)子科Flacourtiaceaeae256.花藥瓣裂.............……小檗科Berberidaceae257.纏繞草本；葉肉質(zhì).....…………落葵科Base258.單體雄蕊.........................…………梧桐科Sterculiaceaee262.常單性花；雄蕊能育....................………….紫金?？芃yrsinaceae263.花萼于果時增大.....…………鐵青樹科Olacaceae花兩性或單性，雄花中的雄蕊等長。269.具卷須的攀援草本............................……………葫蘆科Cucurbitaceae 序...................……金縷梅科Hamamelidaceaeceae277.雙懸果；常為傘形花序.....……………傘形科Umbelliferae283.傘房或圓錐花序.............……蓮葉桐科Hernandiaceae狹窄并向外翻轉(zhuǎn)，花藥細(xì)長.......................八角楓科Alangiaceae分離。微點。288.莢果...........…………………豆科Leguminosae288.非莢果....................……………蕓香科Rutaceae微點。 ceaeceae299.掌狀葉脈...........………………懸鈴木科Platanaceae300.雌蕊4~6；直立木本；花兩性。…305.蓇葖果.................……………牛栓藤科Connaraceae305.離果或翅果.....………………苦木科Simaroubaceae308.花藥瓣裂.................................……………樟科Lauraceae309.落葉性；周位花..............................……薇薔科Rosaceae309.常綠性；下位花…………………漆樹科Anacardiaceae320.無托葉；花藥瓣裂；漿果或核果.........................……樟科Lauraceaee322.花瓣及雄蕊均著生于花萼上....................……千屈菜種Lythraceae324.花萼在果時擴大.....…………鐵青樹科Olacaceaee326.復(fù)葉.............………………辣木科Moringaceae 328.耐寒旱性植物；有鱗片狀或細(xì)長形的葉片.....……....…....…. 328.非耐寒旱性具卷須而攀援的植物，具較寬大的葉片....……… 子房室的中央或基底。331.萼片5~4片.....……………石竹科Caryophyllaceae ae343.蒴果.....………七葉樹科Hippocastanaceae344.花被為五出數(shù).............…………翅子藤科Hippocrateaceae347.子房4~5室；種子具翅..............................…….....………楝科Meliaceaeeae353.一回羽狀復(fù)葉...........……楝科Meliaceaeaceae此銜接或其邊緣互相依附的柄狀瓣爪........................。eace。eae瓦狀排列；果實無刺。 。394.落葉藤本.....……………獼猴桃科Actinidiaceae395.花下位，無花盤...……….....冬青科Aquifoliaceaeceae裂。葉；子房上位............……….酢漿草科Oxalidaceae退409.萼片呈鑷合狀排列；單體雄蕊...............…………..錦葵科Maivaceae瓦狀排列。410.花藥頂端孔裂；漿果…………….……………獼猴桃科Actnidiaceae…………………(水冬哥屬Saurauia)410.花藥縱長開裂；蒴果......…….............山茶科Theaceae珠。411.有些萼片在果時擴大成翅狀......……………龍腦香科Dipterocarpaceae述變大情況。 412.植物體常有星狀毛茸……………野茉莉科Styracaceae 體無星狀毛茸。413.子房下位或半下位；果實歪斜.......…..................山礬科Symplocaceae414.單體雄蕊.......………錦葵科Malvaceae415.子房6~8室；漿果......…………山欖科Sapotaceae.................……..報春花科Primulaceaeeaeeae 。 433.雄蕊4~5，和花冠裂片同數(shù)。434.葉互生.........…………………桔?？艭ampanulaceae..............………….......川續(xù)斷科Dipsacaceaeeeae。e448.冠生雄蕊.......................……………..紫草科Boraginaceae4.多為喬木或木質(zhì)藤本；單葉或復(fù)葉；種子有翅...................................................................................454.多為草本；單葉；種子無翅..................….........苦苣苔科Gesneriaceaeae e 。462.葉互生.......................................………………苦檻藍(lán)科Myoporaceae462.葉對生.............................................……………馬鞭草科Verbenaceae珠。..........................................................苦.....…………….....…………….....……………茶茱萸科Icacinaceaeeae474.草本；果實蒴果狀…………龍膽科Gentianaceae475.無綠葉而為纏繞性寄生植物..…旋花科Convolvulaceae 生，且多在兩葉之間具有托葉所成的連接線或附屬物.............ae草本...................………………車前草科Plantagillaceaeeaeceae葉常綠，多小型，緊密排列成覆瓦狀或蓮座式；無花盤...................型或中型，疏松排列而各自展開；多具花盤。中折迭，其裂片呈旋轉(zhuǎn)狀排列或覆瓦狀排列。合狀或覆瓦狀排列，或花冠于花蕾中折迭。成旋轉(zhuǎn)狀排列。中折迭；雄蕊的花絲無毛；漿果，或縱裂或橫裂的蒴aceae芽中呈折迭狀。e葉甚寬，常為羽狀或扇形的分裂，在芽中呈折迭狀；花序托以佛焰狀苞片.....物。505.葉有柄，具網(wǎng)狀脈；肉穗花序具佛焰苞.........................天南星科Araceae脈。.花序為由位于苞腋間的小穗所組成的疏散圓錐花序..............................................................................帚燈草508.花兩性，花序具佛焰苞.........................................…天南星科Araceae508.花單性，花序無佛焰苞...................................………香蒲科Typhaceae510.頭狀花序單生于基生無葉的花葶頂端............谷精草科Eriocaulaceae510.頭狀花序散生于具葉的主莖或枝條的上部…………............……….............………............………............………黑三梭科Sparganiaceae............……….........