毛花軸櫚檢視原始碼討論檢視歷史
毛花軸櫚 |
中文名:毛花軸桐 別 名:針葉軸櫚、毛花軸櫚 界:植物界 門:被子植物門 Angiospermae 綱:單子葉植物綱 Monocotyledoneae 目:初生目 Principes 科:棕櫚科 Palmae 亞 科:貝葉棕亞科 Coryphoideae 族:貝葉棕族 CORYPHEAE 亞 族:蒲葵亞族 LIVISTONINAE 屬:軸櫚屬 Licuala 種:毛花軸桐 中文學名:Licuala dasyantha Burret |
毛花軸桐(máo huā zhóu lǘ),學名 Licuala dasyantha Burret ,俗名:花葉軸櫚、花葉拉諾棕,灌木狀,高1~2米,直徑2~3厘米。葉片呈2/3圓形,藍綠色,摺疊狀,深裂達基部成7~9個楔形裂片,有多條直達頂端的肋脈,橫脈細,波狀。分布區域:中國廣西、雲南。 [1]
毛花軸桐形態特徵
灌木狀,高1-2米,直徑2-3厘米。葉片呈2/3圓形,藍綠色,摺疊狀,深裂達基部成7-9個楔形裂片,有多條直達頂端的肋脈,橫脈細,波狀;
中央的裂片長達45厘米,先端寬達50厘米,截形,具微缺,約有25條直達頂端的肋脈,其餘裂片斜截,較短和較狹,先端具較深的缺刻,最邊緣的裂片明顯地變短而狹,呈斜楔形,長約25厘米,頂部寬約5厘米;
葉柄長約60厘米,基部兩側有稀疏短刺,背面被褐色鱗秕。花序具2個小穗狀花序,花序梗長4-10厘米,由1個或2個佛焰苞包着,佛焰苞外面密被深褐色鱗秕,小穗狀花序長8-14厘米;
小穗軸粗壯,呈圓柱狀,直徑4-4.5毫米,花序軸及花均密被深褐色的鱗毛,花成8-10直列着生於小穗軸周圍的短小瘤突上,每朵花為1披針形的苞片所襯托;
花萼淺3裂,密被深褐色鱗毛,花冠稍長於花萼,具條紋脈。果實未見。花期4-5月。
Stems solitary or clustered, to 1.5 m tall, to 6 cm in diam., sometimes short and subterranean. Leaf sheaths 12-20 cm, extended above petioles into 6-15 cm ocreas; petioles 15-100 cm, unarmed or proximal ca. half with widely spaced, recurved, brown spines to 0.5 cm;
blades 30-107 cm wide, split into 5-8(-13) segments, mottled light and dark green, with straight sides; middle segment wider than others, deeply split into 2 lobes, these 16-58 cm, 13-30 cm wide at apices, costa terminating in a glandlike structure abaxially at base of split.
Plants dioecious. Inflorescences 40-70 cm, erect at first, later pendulous below crown; rachis 0-12 cm, with 1 (rarely 2) partial inflorescences, these branched to 1 order; male rachillae 2-7, 9-14 cm; female rachillae 1-4, 8-24 cm; male flowers borne in clusters, female flowers solitary. Fruits ovoid-globose, slightly 3-sided, 0.9-1.5 × 0.7-1.1 cm, red at maturity, with reflexed perianth.
分類文獻
《中國植物志》 第13(1)卷 (1991) >> 032頁 PDF >> 毛花軸櫚 Licuala dasyantha 3. 毛花軸櫚(新擬) 圖版7:7-8
Licuala dasyantha Burret in Notizbl. Bot. Gart. Berlin 15: 334. 1941.
毛花軸桐產地生境
產廣西西南部和雲南東南部。模式標本采自廣西。