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烟叶唇柱苣苔 Chirita heterotricha

时间:2013-09-11 12:40来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):烟叶唇柱苣苔 学名( Scientific Name ): Chirita heterotricha Merr. 英文名( English Common Name ): 别名( Chinese Common Name ): 烟叶长蒴苣苔 异名( Synonym ): 科属( Family Genus ): 苦苣苔科(Gesneriacea
中文名(Chinese Name):烟叶唇柱苣苔
学名(Scientific Name):Chirita heterotricha Merr.
英文名(English Common Name):
别名(Chinese Common Name):烟叶长蒴苣苔
异名(Synonym):
科属(Family & Genus):苦苣苔科(Gesneriaceae)唇柱苣苔属
形态特征(Description):多年生草本。根状茎粗约1.5厘米,顶部节间长1-2.2厘米,被柔毛。叶对生或簇生;叶片草质,椭圆形、长椭圆形或长圆状倒卵形,长3-23厘米,宽1.5-12厘米,顶端微尖,基部渐狭,下延成柄,边缘全缘或有不明显小齿,两面被疏柔毛,中脉宽达3毫米,侧脉每侧5-7条;叶柄长0.5-10厘米,扁,被柔毛。花序腋生,不分枝或2-3回分枝,有2-15花;花序梗长4.4-17厘米,被柔毛和腺毛;苞片对生,狭三角形至宽披针形,长0.3-2厘米,宽0.5-6毫米,被柔毛;花梗长1.5-2厘米。花萼长8-12毫米,5裂至基部,裂片线状披针形,宽0.5-1.2毫米,外面疏被短柔毛和短腺毛。花冠淡紫色或白色,长3-4厘米,外面疏被短柔毛,内面在上唇之下有腺体;筒细漏斗状,长约2.4厘米,口部直径0.8-1.2厘米;上唇长3-5毫米,下唇长7-12毫米。雄蕊花丝着生于距花冠基部约15毫米,长约10毫米,下部最宽,宽1.2毫米,向上变狭,在中部膝状弯曲,疏被柔毛,花药长约2.2毫米,无毛;退化雄蕊长3-4毫米,无毛。花盘杯状,高1-1.5毫米。雌蕊长2.2-2.6厘米,子房和花柱被短柔毛,柱头长2-4毫米,2浅裂。蒴果线形,长4.5-8厘米,宽2毫米,近无毛。种子褐色,纺锤形,长约0.5毫米。花期5-9月。
分布(Distribution):产海南。生于海拔约430米山谷林中或溪边石上。
用途(Use):
引自中国植物志英文版FOC Vol. 18 Page 329      
Chirita heterotricha Merrill, Lingnan Sci. J. 13: 71. 1934.
烟叶唇柱苣苔 yan ye chun zhu ju tai | Gesneriaceae  | Chirita
Perennials. Rhizome apical internodes to 2.2 cm. Stem absent, or decumbent, to 25 X 3 cm, puberulent. Leaves basal or crowded at apex of stem, opposite; petiole 0.5-11 X 0.2-1.5 cm; leaf blade sometimes oblique, narrowly elliptic to oblong, obovate, or ovate, 3-23 X 1.5-13 cm, herbaceous to papery, adaxially sparsely puberulent and sparsely pilose, eglandular, abaxially sparsely pubescent, base sometimes oblique, cuneate to attenuate and decurrent, seldom truncate-cordate, margin entire to indistinctly denticulate, apex acute to obtuse; lateral veins 4-7 on each side of midrib, inconspicuous. Cymes 2-15-flowered; peduncle 4.4-21 cm, puberulent to spreading pilose and glandular puberulent; bracts 2, free, elliptic to ovate or narrowly triangular, 0.9-25 X 0.2-9 mm, pubescent, margin entire, apex acute to acuminate. Pedicel (0.3-)1.5-6 cm, puberulent to spreading pilose. Calyx 5-sect from or near base; segments equal, linear-lanceolate to narrowly triangular, 0.7-1.7 cm X 0.5-1.2 mm, outside sparsely to densely puberulent and glandular puberulent, inside puberulent, margin entire, apex acute to attenuate. Corolla purplish to white with a purple spot below adaxial lip, 3-4 cm, outside sparsely puberulent to puberulent, inside glandular or puberulent on adaxial lip; tube nearly tubular, 2.4-2.8 X 0.8-1.2 cm; adaxial lip 3-5 mm; abaxial lip 7-12 mm. Filaments ca. 1 cm, sparsely puberulent; anthers fused by entire adaxial surfaces, 2.2-3 mm, glabrous; staminodes 2 or 3, 3-4 mm. Pistil 2-2.6 cm, puberulent and glandular puberulent; ovary ca. 1.2 cm. Stigma cuneate to narrowly oblong, 2-4 mm, 2-lobed or undivided. Capsule erect, 4.5-9 cm. Fl. Apr-Oct, fr. May-Oct.
* Rocky streamsides in forested valleys; 400-600 m. Hainan.


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