檢視澜沧木棉的原始碼


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| style="background: #008080" align= center|  '''<big>澜沧木棉</big> '''

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| <center><img src=https://www.cvh.ac.cn/cvhpic/spm-l/HITBC/013067.jpg  width="300"></center>
<small>[https://www.cvh.ac.cn/spms/detail.php?id=e94e30b4 来自 植物智 的图片]</small>

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中文名:澜沧木棉

学 名:Bombax cambodiense

界:植物界

门:被子植物门

纲:双子叶植物纲

亚 纲:原始花被亚纲

目:锦葵目

科:[[木棉科]]

属:[[木棉属]]

种:澜沧木棉

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'''澜沧木棉'''(lán cāng  mù mián)，学名：Bombax cambodiense Pierre，异名：Bombax kerrii  Gossampinus cambodiensis  Bombax anceps var. cambodiense  Bombax insigne var. cambodiense  ，是[[木棉科]]、[[木棉属]]落叶大乔木，Trees 20-25 m tall; bark gray, with many conic spines; branches and branchlets tomentose. Petiole 20-32 cm, distinctively 4-grooved; leaflets 7, petiolules 1-1.2 cm, abaxially hairy; blades 15-28 × 6-12 cm, abaxially tomentose or woolly, lateral veins ca. 25 per side of midrib, abaxially raised, base obtuse, apex acute. Flowers large, solitary or clustered, subapical. Pedicel rough, 25-35 mm; bracteoles 3 or 4. Calyx tube closed, 分布于[[云南]]南部。
<ref>[http://www.iplant.cn/info/Bombax%20cambodiense?t=focn 澜沧木棉], 植物智, 2020-01-18</ref>

==形态特征==
Bombax anceps Pierre var. cambodiense (Pierre) A. Robyns; B. insigne Wallich var. cambodiense (Pierre) Prain; B. kerrii Prain; Gossampinus cambodiensis (Pierre) Backhuizen.Trees 20-25 m tall; bark gray, with many conic spines; branches and branchlets tomentose. 

Petiole 20-32 cm, distinctively 4-grooved; leaflets 7, petiolules 1-1.2 cm, abaxially hairy; blades 15-28 × 6-12 cm, abaxially tomentose or woolly, lateral veins ca. 25 per side of midrib, abaxially raised, base obtuse, apex acute. Flowers large, solitary or clustered, subapical. 

Pedicel rough, 25-35 mm; bracteoles 3 or 4. Calyx tube closed, ca. 5 × 3.5 cm wide, abaxially pubescent, adaxially hispid and tomentose, apex 3-toothed. Petals white, obovate, ca. 4 cm, both surfaces hairy. Stamens ca. 400, fascicled; filament tube ca. 15 mm, filaments filiform, glabrous. Ovary conic, pubescent; ovules ca. 80 per locule; style hairy, very short, apex 5-lobed. Fl. and fr. Nov-Dec.

Trees 20-25 m tall; bark gray, with many conic spines; branches and branchlets tomentose. Petiole 20-32 cm, distinctively 4-grooved; leaflets 7, petiolules 1-1.2 cm, abaxially hairy; blades 15-28 × 6-12 cm, abaxially tomentose or woolly, lateral veins ca. 25 per side of midrib, abaxially raised, base obtuse, apex acute.

Flowers large, solitary or clustered, subapical. Pedicel rough, 25-35 mm; bracteoles 3 or 4. Calyx tube closed, ca. 5 × 3.5 cm wide, abaxially pubescent, adaxially hispid and tomentose, apex 3-toothed. Petals white, obovate, ca. 4 cm, both surfaces hairy. 

Stamens ca. 400, fascicled; filament tube ca. 15 mm, filaments filiform, glabrous. Ovary conic, pubescent; ovules ca. 80 per locule; style hairy, very short, apex 5-lobed. Fl. and fr. Nov-Dec.

==产地生境==
Usually growing as isolated trees along riverbanks, rare; ca. 1400 m. S Yunnan [Cambodia, Myanmar, Thailand].

通常沿着河岸作为孤植的乔木，稀有；约1400米。[[云南]]南部 [柬埔寨，缅甸，泰国 ].

Bombax cambodiense has been treated as a variety of B. anceps, which occurs in Cambodia, Laos, Malaysia, and Vietnam and differs by the smaller, glabrous leaflets, 6.5-16 × 2.5-6.5 cm, and by the red, not white, petals.

Bombax cambodiense已经被处理为B. anceps 的变种，它产于柬埔寨，老挝，马来西亚，不同处为较小、无毛的小叶，6.5-16 * 2.5-6.5 厘米，和具红色花瓣，而非白色。

== 参考来源 ==
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[[Category:370 植物學總論]]