米团花Leucosceptrum canum

中文名(Chinese Name):米团花
学名(Scientific Name):Leucosceptrum canum Smith
英文名(English Common Name):
别名(Chinese Common Name):山蜂蜜、渍糖花
异名(Synonym):Teucrium macrostachyum Wall. ex Benth.  Clerodendrum leucosceptrum D. Don  Comanthosphace nepalensis Kitam. et Murata  Teucrium leucosceptrum (D.Don) Voigt
科属(Family & Genus):唇形科(Labiatae)米团花属
形态特征(Description):大灌木至小乔木,高1.5-7米,树皮灰黄色或褐棕色,光滑,片状脱落,新枝被灰白色至淡黄色浓密的绒毛,老枝淡棕色,被微柔毛或几无毛。叶柄长1.5-3厘米,有时达4.5厘米,被淡黄色浓密的簇生绒毛;叶片纸质或坚纸质,椭圆状披针形,长10-23厘米或以上,宽5-9厘米或以上,先端渐尖,基部楔形,边缘具浅锯齿或锯齿,有时几为圆齿,幼时两面密被灰白或淡黄色的星状绒毛及丛卷毛,老时上面通常脱落至无毛或仅中脉被微柔毛,背面被浓密灰白或淡黄色的星状绒毛及丛卷毛。花序为由轮伞花序排列成长10-13厘米或以上的顶生稠密圆柱状穗状花序;苞片大,近肾形,先端急尖,全缘或具不规则的齿,外被星状绒毛,果时脱落,小苞片微小,线形,长约1毫米,外密被星状绒毛;花梗短,长约1毫米,密被星状绒毛。花萼钟形,长6-8毫米,外面被浓密的淡黄色簇生星状绒毛及粉囊状小突起,内面无毛而明显可见约15脉,萼齿5(-7),整齐,三角形,长1.5毫米或稍短。花冠白色或粉红至紫红,筒状,长8-9毫米,外面被簇生星状绒毛,冠筒内藏,冠檐二唇形,上唇顶端微凹,下唇3裂,中裂片较大。小坚果长圆状三棱形,顶端平截,背面平滑,腹面具稀疏的半透明小突起,果脐小,位于果的基部,胚小,倒卵形,长为小坚果2/5,有胚乳。花期11月至翌年3月,果期3-5月。
分布(Distribution):产云南、四川;生于海拔1000-2600米干燥的开阔荒地、路边及谷地溪边、林缘、小乔木灌丛中及石灰岩上。不丹、尼泊尔、印度、缅甸、老挝、越南也有。
用途(Use):
引自植物志英文版:
FOC Vol. 17 Page 245
Leucosceptrum canum Smith, Exot. Bot. 2: 113. 1805.
米团花 mi tuan hua| Lamiaceae  | Leucosceptrum
Clerodendrum leucosceptrum D. Don; Comanthosphace nepalensis Kitamura & Murata; Teucrium macrostachyum Wallich ex Bentham.
Plants 1.5-7 m tall, bark gray-yellow or brown, exfoliating; branches densely gray or yellowish tomentose when young, brownish, puberulent or subglabrous with age. Petiole 1.5-3(-4.5) cm, densely yellowish tomentose; leaf blade elliptic-lanceolate, 10-23 × 5-9 cm, papery, densely gray or yellowish tomentose-stellate/floccose when young, adaxially glabrescent or puberulent on midrib, base cuneate, margin serrate or sometimes crenate, apex acuminate. Spikes 10-13 cm, dense, cylindric, densely stellate-tomentose; verticillasters 6- to many flowered; bracts acute, margin entire or irregularly crenate, deciduous in fruit. Pedicel ca. 1 mm. Calyx 6-8 mm, densely yellowish stellate-tomentose, tuberculate, glabrous inside, teeth to 1.5 mm. Corolla 8-9 mm, stellate-tomentose outside. Nutlets smooth abaxially, with sparse ± transparent tubercles adaxially. Fl. Nov-Mar, fr. Mar-May.
Dry open waste areas, forest margins, valley streamsides, second growth forests, thickets; 1000-2600 m. Sichuan, Xizang, Yunnan [Bhutan, India, Laos, Myanmar, Nepal, Vietnam]
A honey plant.
米团花Leucosceptrum canum

米团花Leucosceptrum canum

米团花Leucosceptrum canum
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