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Comments

provided by eFloras
Cynanchum szechuanense is quite variable in the length of corona lobes. Forms with the longest lobes are restricted to W Sichuan but those with short triangular lobes are found throughout the species range. Further studies are needed to show if infraspecific taxa can be recognized.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 16: 210 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
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eFloras.org
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Description

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Plants pubescent or pilose except for corolla. Stems twining, to 6 m, pubescent along 1 side. Petiole 1.5-5.5 cm; leaf blade ovate or triangular-ovate, 3.2-13(-23) × 1.5-8.5
(-13.5) cm, papery, adaxially minutely appressed puberulent, abaxially pubescent on veins, base deeply cordate with basal lobes sometimes incurved and rarely slightly enlarged, apex acuminate; basal veins 5-7, pedate, lateral veins 2 or 3 pairs. Inflorescences long, simple or with short lateral branches; cymules distinct, many flowered, umbel-like or ± contiguous, few flowered, and racemelike; peduncle 4-8(-12.5) cm, rachis 0-7 cm. Sepals lanceolate, ca. 3.5 × 1 mm; basal glands present. Corolla green or white with purple apex, rotate to reflexed, tube short; lobes lanceolate, 3.5-5.5(-6.7) × 1.4-2 mm, glabrous outside, pubescent inside. Corona white, tube cupular, 1.3-2.5 mm high, membranous, margin with 5 main lobes, these triangular to threadlike, 1.2-3 mm, sinuses between these each usually with ca. 3 small rounded teeth, sometimes ± truncate; inner appendages lanceolate to threadlike, as long as or exserted from tube. Anther appendages rounded; pollinia oblong. Stigma head conical. Follicles lanceolate in outline, 7.5-9 × ca. 1.5 cm. Fl. May-Jul.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 16: 210 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
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eFloras

Distribution

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W Sichuan, Xizang
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copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 16: 210 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras

Habitat

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* Open woodland, climbing over shrubs; 2300-3200 m.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 16: 210 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras

Synonym

provided by eFloras
Cynanchum szechuanense var. albescens Tsiang & Zhang.
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cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 16: 210 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras

Cynanchum szechuanense ( Vietnamese )

provided by wikipedia VI

Cynanchum szechuanense là một loài thực vật có hoa trong họ La bố ma. Loài này được Tsiang & H.T.Zhang mô tả khoa học đầu tiên năm 1974.[1]

Chú thích

  1. ^ The Plant List (2010). Cynanchum szechuanense. Truy cập ngày 10 tháng 6 năm 2013.

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Hình tượng sơ khai Bài viết liên quan đến tông Bông tai này vẫn còn sơ khai. Bạn có thể giúp Wikipedia bằng cách mở rộng nội dung để bài được hoàn chỉnh hơn.
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Cynanchum szechuanense: Brief Summary ( Vietnamese )

provided by wikipedia VI

Cynanchum szechuanense là một loài thực vật có hoa trong họ La bố ma. Loài này được Tsiang & H.T.Zhang mô tả khoa học đầu tiên năm 1974.

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Wikipedia tác giả và biên tập viên
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四川鹅绒藤 ( Chinese )

provided by wikipedia 中文维基百科
二名法 Cynanchum szechuanense
Tsiang et Zhang 变种

四川鹅绒藤学名Cynanchum szechuanense)为夹竹桃科鹅绒藤属的植物,是中国的特有植物。分布在中国大陆四川等地,生长于海拔2,900米的地区,多生长于山地疏林中,目前尚未由人工引种栽培。

异名

  • Cynanchum szechuanense Tsiang et Zhang var. albescens Tsiang et Zhang

参考文献

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维基百科作者和编辑

四川鹅绒藤: Brief Summary ( Chinese )

provided by wikipedia 中文维基百科

四川鹅绒藤(学名:Cynanchum szechuanense)为夹竹桃科鹅绒藤属的植物,是中国的特有植物。分布在中国大陆四川等地,生长于海拔2,900米的地区,多生长于山地疏林中,目前尚未由人工引种栽培。

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维基百科作者和编辑