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石斛

Noble dendrobium|デンドロビウム・ノビル

Dendrobium nobile · 兰科 Orchidaceae

石斛
摄影:Maja Dumat from Deutschland (Germany),来自 Wikimedia Commons,以 CC BY 2.0 授权。照片未经修改(仅缩放)。
颜色
粉、紫、白
地区
日本与温带东亚、新加坡与热带亚洲
花期
冬、春
花形
花簇

识别特征

合轴生长的附生或石生兰,茎肉质、直立、有节,像一节节金钗,所以叫「金钗石斛」;一茎停止生长,基部再抽新茎,成丛。叶带状,宿存。花从茎节上抽出,短总状花序 2 到 4 朵,沿着茎一路开放;花蜡质、有香气,颜色多变,白到粉、紫,唇瓣基部有深紫斑。是兰科栽培最广的观赏种之一,也是传统中药「石斛」的来源;印度锡金邦邦花。

栖息环境

低地到山地的常绿林中,附生于树干或石灰岩上,海拔 500 到 1500 米;广泛栽培为盆花,春节年宵花之一。

分布

原产中国南部(云南、贵州、广西、四川、西藏等)、喜马拉雅(印度、尼泊尔、不丹、孟加拉)和中南半岛(缅甸、泰国、老挝、越南);中国西南有野生(野外因采药稀少)并大量栽培,日本作盆花栽培(日文名「デンドロビウム」),新加坡的兰园有栽培,夏威夷归化。

花期

冬春,1 到 4 月,春节前后盆花上市;一茎花可持续三四周。

拍摄建议

以下为 FilmAnalysis 编辑的拍摄经验,不是资料来源中的内容。

花沿着一节节的茎开放,竖幅拍整茎的花序线条;微距正面拍唇瓣基部的深紫斑和蜡质的花瓣,侧光。粉紫在柔光下最准。深绿背景让花浮出。盆栽的石斛配竹节般的茎是中国画的题材,窗光静物。野生石斛受保护,别采。

适合的摄影风格

沿茎开放的花序线条;唇瓣紫斑的微距。

相似物种

蝴蝶石斛(Dendrobium phalaenopsis 类,花序长、花扁平,热带切花);铁皮石斛(Dendrobium officinale,花黄绿);春石斛是本种及其杂交种的园艺统称。

相关徽章

暂无。本种还没有经过验证的照片识别,所以没有对应的徽章:图鉴里有名字不等于照片里有证据。

本页插图为 FilmAnalysis 原创绘制。照片来自维基共享资源,授权和作者见图下说明。

收录缘由:本种来自 赏花清单(GBIF 分类骨干与维基数据核对)。名称以GBIF 分类骨干和维基数据为准,事实依据下列资料来源,照片识别暂不提供。

资料来源

Flora & Birds › Flowers

Noble dendrobium

石斛 · デンドロビウム・ノビル

Dendrobium nobile · Orchidaceae

Noble dendrobium
Photo: Maja Dumat from Deutschland (Germany), via Wikimedia Commons, licensed CC BY 2.0. Unmodified apart from resizing.
Colour
pink, purple, white
Region
Japan and temperate East Asia, Singapore and tropical Asia
Season
winter, spring
Shape
cluster

Identification

A sympodial epiphytic or lithophytic orchid with fleshy upright jointed stems like gold hairpins, hence the Chinese golden-hairpin dendrobium; when one stem stops growing a new shoot rises from the base, forming a clump. Strap leaves, persistent. Flowers from the nodes in short racemes of two to four along the stem; waxy, fragrant and highly variable in colour from white to pink and purple, with a deep purple blotch at the base of the lip. One of the most widely grown ornamental orchids and the source of the traditional medicine shihu; the state flower of Sikkim.

Habitat

Evergreen forest from the lowlands to the hills, on trunks and limestone at 500–1,500 m; widely grown as a pot plant, among the New Year flowers.

Distribution

Native to southern China (Yunnan, Guizhou, Guangxi, Sichuan, Tibet and elsewhere), the Himalayas (India, Nepal, Bhutan, Bangladesh) and Indochina (Myanmar, Thailand, Laos, Vietnam); wild in south-western China (scarce through collecting for medicine) and grown in quantity, a pot plant in Japan (dendorobiumu), grown in Singapore's orchid gardens, naturalised in Hawaii.

Season and behaviour

Winter and spring, January to April, pots on sale around the Spring Festival; a stem flowers for three or four weeks.

Photography tips

These are the FilmAnalysis editors' notes, not content from the sources.

Flowers open along the jointed stem, so a portrait frame for the line of the whole stem; a head-on macro for the deep purple blotch on the lip and the waxy petals, in side light. Pink-purple is truest in soft light. A dark green background floats the flowers. A potted plant with its bamboo-like canes is a Chinese-painting subject in window light. Wild plants are protected; never collect.

Photographic styles

The line of flowers along a cane; macro of the purple lip blotch.

Similar species

Phalaenopsis-type dendrobiums (long racemes, flat flowers, tropical cut flowers); Dendrobium officinale (yellow-green); soft-cane dendrobiums are the horticultural name for this species and its hybrids.

Related badge

None yet. No validated photo recognition exists for this species, so no badge is tied to it: a name in the encyclopedia is not evidence in a photograph.

The illustration is original FilmAnalysis artwork. The photograph is from Wikimedia Commons; its licence and author are under it.

Why it is listed: this species comes from the Flower checklist (GBIF backbone and Wikidata verified). Names follow the GBIF backbone and Wikidata; the facts follow the sources below; photo recognition is not offered.

Sources