小一点红Emilia prenanthoidea
中文名（Chinese Name）：小一点红
学名（Scientific Name）：Emilia prenanthoidea Thwaites
英文名（English Common Name）：
别名（Chinese Common Name）：细红背叶
异名（Synonym）：Emilia angustifolia DC. Senecio prenanthoidea (DC.) K.Schum. & Lauterb. Cacalia teres Wall.
科属（Family & Genus）：菊科Compositae一点红属Emilia
形态特征（Description）：一年生草本，茎直立或斜升，高30-90厘米，无毛或被疏短毛。基部叶小，倒卵形或倒卵状长圆形，顶端钝，基部渐狭成长柄，全缘或具疏齿，中部茎叶长圆形或线状长圆形，长5-9厘米，宽1-3厘米，顶端钝或尖，无柄，抱茎，箭形或具宽耳，边缘具波状齿，上面绿色，下面有时紫色，两面无毛或近无毛，上部叶小线状披针形，头状花序在茎枝端排列成疏伞房状；花序梗细纤，长3-10厘米；总苞圆柱形或狭钟形，长8-12毫米，宽5-10毫米，基部无小苞片；总苞片10，长12毫米，长圆形，宽1-2毫米，短于小花，边缘膜质。背面无毛。小花花冠红色或紫红色，长10毫米，管部细，檐部5齿裂，裂片披针形；花柱分枝顶端增粗。瘦果圆柱形，长约3毫米，具5肋，无毛；冠毛丰富，白色，细软。花果期5-10月。
分布（Distribution）：产云南（昭通、思茅、保山、临沧）、贵州（兴仁、贞丰、独山、荔波、雷山、凯里、天柱、黎平）、广东、广西、浙江、福建。生山坡路旁、疏林或林中潮湿处，海拔550-2000米。印度至中南半岛也有分布。
用途（Use）：
引自中国植物志英文版：FOC Vol. 20-21 Page 542, 543
Emilia prenanthoidea Candolle, Prodr. 6: 302. 1838.
小一点红 xiao yi dian hong | Asteraceae | Emilia
Emilia angustifolia Candolle.
Herbs, annual. Stems erect or ascending, 30-90 cm tall, glabrous or sparsely pilose. Basal leaves obovate or obovate-oblong, small, base gradually attenuate into long petiole, margin entire or laxly dentate, apex obtuse. Median leaves sessile, abaxially sometimes purplish, adaxially green, oblong or linear-oblong, 5-9 × 1-3 cm, glabrous or subglabrous, base semiamplexicaul, hastate or auriculate, margin repand-dentate, apex obtuse or acute. Upper leaves linear-lanceolate, small. Capitula arranged in terminal lax corymbs; peduncles 3-10 cm, slender. Involucres cylindric or narrowly campanulate, 6-11 × 2-3 mm; phyllaries 10, oblong, 6-12 × 1-2 mm, shorter than florets, glabrous, margin scarious. Florets red or purple-red; corolla ca. 10 mm, tube slender, limb 5-lobed; lobes lanceolate, 2-3 mm. Style branches apically thickened. Achenes cylindric, ca. 3 mm, glabrous, 5-ribbed. Pappus of capillary-like bristles, soft, white. Fl. and fr. May-Oct.
Roadsides on slopes, lax forests, wet places in forests; 500-2000 m. Fujian, Guangdong, Guangxi, Guizhou, Sichuan, Yunnan, Zhejiang [India, Indonesia, Malaysia, New Guinea, Philippines, Thailand, Vietnam].
（责任编辑：徐晔春）
学名（Scientific Name）：Emilia prenanthoidea Thwaites
英文名（English Common Name）：
别名（Chinese Common Name）：细红背叶
异名（Synonym）：Emilia angustifolia DC. Senecio prenanthoidea (DC.) K.Schum. & Lauterb. Cacalia teres Wall.
科属（Family & Genus）：菊科Compositae一点红属Emilia
形态特征（Description）：一年生草本，茎直立或斜升，高30-90厘米，无毛或被疏短毛。基部叶小，倒卵形或倒卵状长圆形，顶端钝，基部渐狭成长柄，全缘或具疏齿，中部茎叶长圆形或线状长圆形，长5-9厘米，宽1-3厘米，顶端钝或尖，无柄，抱茎，箭形或具宽耳，边缘具波状齿，上面绿色，下面有时紫色，两面无毛或近无毛，上部叶小线状披针形，头状花序在茎枝端排列成疏伞房状；花序梗细纤，长3-10厘米；总苞圆柱形或狭钟形，长8-12毫米，宽5-10毫米，基部无小苞片；总苞片10，长12毫米，长圆形，宽1-2毫米，短于小花，边缘膜质。背面无毛。小花花冠红色或紫红色，长10毫米，管部细，檐部5齿裂，裂片披针形；花柱分枝顶端增粗。瘦果圆柱形，长约3毫米，具5肋，无毛；冠毛丰富，白色，细软。花果期5-10月。
分布（Distribution）：产云南（昭通、思茅、保山、临沧）、贵州（兴仁、贞丰、独山、荔波、雷山、凯里、天柱、黎平）、广东、广西、浙江、福建。生山坡路旁、疏林或林中潮湿处，海拔550-2000米。印度至中南半岛也有分布。
用途（Use）：
引自中国植物志英文版：FOC Vol. 20-21 Page 542, 543
Emilia prenanthoidea Candolle, Prodr. 6: 302. 1838.
小一点红 xiao yi dian hong | Asteraceae | Emilia
Emilia angustifolia Candolle.
Herbs, annual. Stems erect or ascending, 30-90 cm tall, glabrous or sparsely pilose. Basal leaves obovate or obovate-oblong, small, base gradually attenuate into long petiole, margin entire or laxly dentate, apex obtuse. Median leaves sessile, abaxially sometimes purplish, adaxially green, oblong or linear-oblong, 5-9 × 1-3 cm, glabrous or subglabrous, base semiamplexicaul, hastate or auriculate, margin repand-dentate, apex obtuse or acute. Upper leaves linear-lanceolate, small. Capitula arranged in terminal lax corymbs; peduncles 3-10 cm, slender. Involucres cylindric or narrowly campanulate, 6-11 × 2-3 mm; phyllaries 10, oblong, 6-12 × 1-2 mm, shorter than florets, glabrous, margin scarious. Florets red or purple-red; corolla ca. 10 mm, tube slender, limb 5-lobed; lobes lanceolate, 2-3 mm. Style branches apically thickened. Achenes cylindric, ca. 3 mm, glabrous, 5-ribbed. Pappus of capillary-like bristles, soft, white. Fl. and fr. May-Oct.
Roadsides on slopes, lax forests, wet places in forests; 500-2000 m. Fujian, Guangdong, Guangxi, Guizhou, Sichuan, Yunnan, Zhejiang [India, Indonesia, Malaysia, New Guinea, Philippines, Thailand, Vietnam].
（责任编辑：徐晔春）
踩一下[0]
顶一下[2]