台湾油点草查看源代码讨论查看历史
台湾油点草 |
中文名:台湾油点草 界:植物界 门:被子植物门 纲:单子叶植物纲 目:百合目 亚 目:百合亚目 科:百合科 属:油点草属 拼 音:tái wān yóu diǎn cǎo 中文学名:Tricyrtis formosana Baker |
台湾油点草(tái wān yóu diǎn cǎo),学名 Tricyrtis formosana Baker,高达65厘米。茎通常较细而柔弱,上部生有柔毛,有时中下部具少数分枝。叶狭椭圆形,两面绿色,上面近无毛,下面尤其脉上疏生柔毛,边缘毛较长,生于茎下部的叶长9-13厘米,宽3-4.5厘米,先端渐尖或急尖,基部收狭而多少呈楔形,短柄状,上部的叶基部通常心形抱茎。 [1]
台湾油点草形态特征
植株高达65厘米。茎通常较细而柔弱,上部生有柔毛,有时中下部具少数分枝。叶狭椭圆形,两面绿色,上面近无毛,下面尤其脉上疏生柔毛,边缘毛较长;
生于茎下部的叶长9-13厘米,宽3-4.5厘米,先端渐尖或急尖,基部收狭而多少呈楔形,短柄状,上部的叶基部通常心形抱茎。聚伞花序顶生和生于茎上部叶腋,具疏散的花;
花梗短,长0.8-1.8厘米;花被片淡紫色,内面的紫色斑点很不明显,狭披针形,长2.2-2.6厘米,近直立或稍斜伸,外面疏生柔毛,外轮三片在基部外侧的囊呈距状;
雄蕊和雌蕊通常不伸出花被外;子房无毛。蒴果点垂。花果期(7-)10-11月。
Stem sometimes branched, usually flexuous, 25--80 cm, glabrous or slightly pubescent distally. Leaves oblanceolate or narrowly elliptic-oblanceolate to obovate, 8--13 × 2.5--4.5 cm, adaxially glabrescent, abaxially pubescent particularly along veins, base usually narrowed and subcuneate, margin ciliate, apex acuminate.
Cymes terminal and also axillary in distal part of stem, laxly several flowered; pedicels 1--6 cm, pubescent or glabrous. Flowers trumpet-shaped. Tepals purple-white, with purple spots adaxially, lanceolate, oblanceolate, or oblong, 2--4 cm × 4--11 mm, abaxially usually laxly pubescent; outer ones basally saccate. Stamens usually included. Ovary glabrous. Style subequaling stigmatic lobes. Capsule 2.5--3.5 × 5--6 mm. Fl. and fr. (?Apr--)Oct--Nov.
- Forests, thickets, shaded places, roadsides; near sea level to 3000 m. Taiwan.
1 Stem usually less than 30 cm; inflorescence glandular 3b var. glandosa 小型油点草 + Stem 45--80 cm; inflorescence pubescent or glabrous. (2)
2(1) Tepals 2--2.5 cm; pedicel pubescent 3a var. formosana 台湾油点草 (原变种)
+ Tepals 3--4 cm; pedicel glabrous 3c var. grandiflora 大花油点草
分类文献
Tricyrtis formosana Baker in Journ. Linn. Soc. Bot. 17: 465. 1879.
台湾油点草生长环境
主要生长于海拔800-3000米的灌丛中,林中阴湿地,山坡等地。
台湾油点草分布范围
产自中国台湾。