白龍船花

白龍船花學名Clerodendrum paniculatum var. albiflorum、Clerodendrum paniculatum L. forma albiflorum (Hemsl.) Hsieh，英文名White Glorybower，唇形(唇形花、脣形)科牡荊亞科海州常山(大青、赬桐、苦郎)屬多年生常綠亞灌木或草本植物，又稱白龍船、白花龍船花、白起瘋花、白花錐常山，原產於中國南部、中南半島、馬來西亞、泰國、印度，高可達一公尺，具多數枝條，小枝莖節處具長毛，四稜形，單葉對生，稀輪生，葉闊卵形、近心形，端部銳尖，基部心形，葉近全緣、疏齒或三至五角狀淺裂，葉長五至十八公分，寬五至十六公分，紙質，葉表面綠色，有光澤，背面淡綠色，散生斑點，葉兩面光滑無毛，掌狀脈，五至七條，葉脈於表面凹下而於背面隆起，細脈網狀，明顯而細緻，葉面皺感，無托葉，葉柄長十至十五公分，多少呈四方形，光滑無毛茸，有溝紋，上部葉葉柄短或近無，兩性花，不整齊花，聚繖花序，呈圓錐花序狀排列，頂生，花序大形，全體呈深紅色，花序長十至十九公分，花梗細長，長五至九公釐，花梗基部具苞片，苞片羽狀，線形，三枚，花萼杯狀、鐘狀，白色，會漸變為橙紅色，有白色品種，深四裂，裂片披針狀長橢圓形，外側有毛茸，宿存，花多數，略小，花冠高腳碟形、長漏斗形，花白色，開放時徑四至八公釐，花冠筒細長，管狀，冠筒長約花萼三倍，先端五裂，不具香味，裂片長橢圓形，長六至八公分，先端鈍狀，光滑無毛，雄蕊四枚，特長，挺出於花冠外，約為花冠筒二倍長，花絲離生，著生於花冠筒，雌蕊心皮四枚，合生，柱頭二淺裂，子房上位，子房四室，中軸胎座，核果，近球形，徑約八公釐，果熟常呈田字型，藏於殘存花萼內，熟時黑色，種子四枚，黑色。

Clerodendrum paniculatum var. albiflorum與Clerodendrum japonicum var. album均稱之白龍船花(白花龍船花)，皆為白色花，Clerodendrum japonicum var. album的花萼偏淺粉紅色。

海州常山(大青)屬原屬於馬鞭草科，依分類法劃入唇形科。

常見海州常山(Clerodendrum)屬之品種有：
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Clerodendrum aculeatum
Clerodendrum aculeatum var. gracile
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Clerodendrum brachystemon(短蕊大青)
Clerodendrum bracteatum(苞花大青)
Clerodendrum buchananii
Clerodendrum buchananii 'Java Glorybower'
Clerodendrum bungei(臭牡丹)
Clerodendrum bungei var. bungei(臭牡丹)
Clerodendrum bungei var. megacalyx(大萼臭牡丹)
Clerodendrum bungei 'Pink Diamond'(粉鑽海州常山)
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Clerodendrum calamitosum(爪哇大青、化石樹、大號化石樹、結石樹)
Clerodendrum canescens(白毛臭牡丹、白毛臭茉莉、灰毛大青)
Clerodendrum capitatum
Clerodendrum chinense(重瓣臭茉莉、臭茉莉)
Clerodendrum chinense var. chinense(重瓣臭茉莉)
Clerodendrum chinense var. simplex(臭茉莉)
Clerodendrum chinense 'Philippinum'
Clerodendrum colebrookianum(腺茉莉)
Clerodendrum confine(川黔大青)
Clerodendrum cyrtophyllum(大青)
Clerodendrum cyrtophyllum var. cyrtophyllum(大青)
Clerodendrum cyrtophyllum var. kwangsiense(廣西大青)
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Clerodendrum ervatamioides(狗牙大青)
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Clerodendrum floribundum
Clerodendrum fortunatum(白花燈籠)
Clerodendrum fragrans
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Clerodendrum garrettianum(泰國垂茉莉)
Clerodendrum glabrum
Clerodendrum griffithianum(西垂茉莉)
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Clerodendrum hainanense(海南赬桐)
Clerodendrum henryi(海南垂茉莉)
Clerodendrum heterophyllum
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Clerodendrum incisum(音符花)
Clerodendrum indicum：白花(長管大青)
Clerodendrum inerme(苦林盤、苦藍盤、苦郎樹、苦楮、假茉莉、許樹)
Clerodendrum infortunatum：白花紅心
Clerodendrum intermedium(墾丁苦林盤)
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Clerodendrum japonicum(赬桐、龍船花、荷苞花、狀元紅、百日紅、貞桐花、紅花倒血蓮)
Clerodendrum japonicum var. album(白花赬桐、白龍船花)
Clerodendrum japonicum var. japonicum(龍船花原變種)
Clerodendrum japonicum var. pleniflorum
Clerodendrum japonicum var. ?(粉花赬桐、粉赬桐)
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Clerodendrum kaempferi(=Clerodendrum japonicum)(龍船花、癲婆花、紅龍船花、龍爪花、發瘋花)
Clerodendrum kaempferi album
Clerodendrum kaichianum(浙江大青)
Clerodendrum kiangsiense(江西大青)
Clerodendrum kwangtungense(廣東大青)
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Clerodendrum laciniatum
Clerodendrum laevifolium
Clerodendrum lindleyi(尖齒臭茉莉)
Clerodendrum longilimbum(長葉大青)
Clerodendrum luteopunctatum(黃腺大青)
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Clerodendrum madagascariense
Clerodendrum magnoliaefolium
Clerodendrum mandarinorum(海通)
Clerodendrum mastacanthum
Clerodendrum minahassae
Clerodendrum molle
Clerodendrum myricoides
Clerodendrum myricoides 'Ugandense'
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Clerodendrum nutans(=Clerodendrum wallichii)(垂茉莉、黑葉龍吐珠、節枝常山)
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Clerodendrum ohwi(花蓮海州常山)
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Clerodendrum paniculatum(寶塔龍船花、圓錐大青、塔花)
Clerodendrum paniculatum var. albiflorum(白花龍船花、白龍船花、白圓錐大青、白花錐常山)
Clerodendrum paniculatum 'Alba'(白色佛塔花)
Clerodendrum paniculatum 'Borneo Sunset'：紫葉紅花
Clerodendrum peii(長梗大青)
Clerodendrum philippinum(臭茉莉)
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Clerodendrum quadriloculare(煙火樹、煙火花、星爍山茉莉)
Clerodendrum quadriloculare var. brandonii
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Clerodendrum schweinfurthii
Clerodendrum serratum(三對節)
Clerodendrum serratum var. amplexifolium(三台花)
Clerodendrum serratum var. glabrescens
Clerodendrum serratum var. herbaceum(草本三對節)
Clerodendrum serratum var. nepalense
Clerodendrum serratum var. obovatum
Clerodendrum serratum var. pilosum
Clerodendrum serratum var. serratum(三對節)
Clerodendrum serratum var. velutinum
Clerodendrum serratum var. wallichii(大序三對節)
Clerodendrum smithianum(玉蝶花、玉蝶藤)
Clerodendrum speciosissimum(美麗赬桐、爪哇楨桐)
Clerodendrum speciosum(紅萼龍吐珠)
Clerodendrum splendens(紅龍吐珠、紅花楨桐、艷赬桐、美麗赬桐、華麗龍吐珠、龍吐珠藤)
Clerodendrum subscaposum(抽葶大青)
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Clerodendrum thomsoniae(龍吐珠、臭牡丹藤、珍珠寶蓮、一點紅、爬藤大青、吐龍珠)
Clerodendrum thomsoniae 'Delectum'(紅萼龍吐珠)
Clerodendrum thomsoniae 'Variegata'(花葉龍吐珠、斑葉龍吐珠)
Clerodendrum thomsoniae 'Variegatum'(花葉龍吐珠、斑葉龍吐珠)
Clerodendrum tibetanum(西藏大青)
Clerodendrum tomentosum：白花
Clerodendrum trichotomum(海州常山、山豬枷、臭梧桐)
Clerodendrum trichotomum var. fargesii(臭老漢、恒春海州常山、法氏海州常山)
Clerodendrum trichotomum var. ferrugineum(鏽毛海州常山)
Clerodendrum trichotomum var. trichotomum(海州常山)
Clerodendrum trichotomum 'Carnival'
Clerodendrum trichotomum 'Delectum'
Clerodendrum trichotomum 'Variegata'(金葉海州常山)
Clerodendrum triplinerve
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Clerodendrum ugandense(藍蝶花、藍蝴蝶花、紫蝶花、花蝴蝶)
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Clerodendrum villosum(絹毛大青、長毛臭牡丹、長毛臭牡丹)
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Clerodendrum wallichii(垂茉莉、黑葉龍吐珠、節枝常山)
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Clerodendrum yunnanense(滇常山)
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Clerodendrum × speciosum(Clerodendrum splendens × Clerodendrum thomsoniae)(紅花龍吐珠)
Clerodendrum × speciosum 'Java Red'(紅萼龍吐珠)
Clerodendrum × speciosum 'Red Wine'(紅萼龍吐珠)
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