UNDULATUM Webb & Berthelot, 1841
艳姿
"undulatum"意为"Wavy(波浪状的)."暗示了其叶的特点,已有中文名艳姿.
©FarOutFlora
Synonyms :
异名:
Sempervivum undulatum (Webb & Berthelot) Webb ex Christ (1888)
Aeonium yongianum Webb & Berthelot (1841) /
Sempervivum yongianum (Webb & Berthelot) Webb ex Christ (1888)
Section Aeonium
莲花掌组
Distribution : Canary Islands (Gran Canaria); 300 - 1500 m.
分布:加那利群岛(大加那利岛);海拔300 - 1500m地区.
Description (according to IHSP, 2003) :
描述(根据IHSP,2003):
Perennial unbranched or basally few-branched, often monocarpic subshrubs to 2.5 m.
多年生亚灌木,基部少分枝或不分枝,一果植物,成株可达2.5m.
Branches ± erect, 1 - 3 cm in diameter, glabrous, smooth.
分枝大致直立,直径1 - 3cm,无毛,光滑.
Rosettes 10 – 30 cm in diameter, centre flattened.
莲座直径10 - 30cm,生长点附近平坦.
Leaves 6 - 18 x 3 - 5 cm, 1.5 – 3 mm thick, oblanceolate-spatulate or oblong-spatulate, apically acute, mucronate, basally cuneate, glabrate, margin with curved cilia (0.5 - 2 mm), dark green, often reddish variegated along margin and near apex.
叶长6 - 18cm,宽3 - 5cm,厚1.5 - 3mm,倒披针形,匙形或长圆状匙形,先端锐尖,短尖,基部楔形, 叶面光滑,边缘具弯曲纤毛( 0.5 - 2mm),叶呈深绿色,叶缘或叶尖附近常带红色等杂色.
Inflorescences 12 - 50 x 12 - 40 cm, peduncle 5 - 20 cm.
花序高12 - 50cm,宽12 - 40cm,总花梗长5 - 20cm.
Flowers 9- to 12-merous, pedicels 1 - 8 mm, glabrous, sepals glabrous, petals 6 - 8 x 1.2 - 1.5 mm, lanceolate, retuse, yellow, filaments glabrous.
花基数9 - 12,花梗长1 - 8mm,无毛,萼片无毛,花瓣长6 - 8mm,宽1.2 - 1.5mm,披针形,微凹,黄色,花丝无毛.
Cytology : n=36
染色体:n=36
野境中的undulatum.
©Universität Göttingen
©Keenan Pepper
园艺种植中的undulatum.
©Kelly Macdonald
©thehumofbees
开花的undulatum.
©mikh43
Aeonium undulatum 艳姿 是一款非常出色的大型Aeonium,在国外被大量应用于花园种植,其具有特色的波浪状叶,其奔放大气的外形,都深得宠爱.
资料来源:ICN 有谬误之处敬请指正.
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