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硬毛箬竹Indocalamus hispidus H. R. Zhao etY. Li. Yang

硬毛箬竹Indocalamus hispidus H. R. Zhao etY. Li. Yang

科名:禾本科 Gramineae

属名:箬竹属 Indocalamus

《中国植物志》第9(1)卷682页
  2.硬毛箬竹(植物分类学报)图版208:1-5
  Indocalamus hispidus H. R. Zhao et Y. L. Yang in Act. Phytotax. Sin. 23(6): 460. 1985.
  竿高1-2(3.5)米,直径3-10(12)毫米,全竿计8-13节;节间圆筒形,在分枝一侧则微扁,最长者长30-35厘米,最短者长10-15厘米,鲜时绿色,有白粉,被红棕色伏贴疣基刺毛,尤以节间上部为多,毛脱落后在竿面留有印痕,竿壁厚2.5-4毫米;竿环平;箨环略高,有箨鞘残留的木栓环;竿上部每节分1枝,稀可2枝。箨鞘短于节间,厚革质,紧抱竿,黄绿色,并密被红褐色伏贴疣基刺毛;箨耳和鞘口繸毛俱缺;箨舌高1-3毫米,截平形,无毛;箨片直立,以后可外翻,长圆状披针形或披针形,长0.6-3厘米。叶耳和繸毛皆不存在;叶舌高1.5-3毫米,无毛;叶柄长0.5-1厘米;叶片长椭圆形,先端短尾尖,长11-28厘米,宽4-6.5厘米,干时呈波状曲皱,上表面无毛,下表面灰绿色,被短柔毛及苍白色微小的乳头状突起,次脉8-15对,小横脉方格状。圆锥花序未成熟者长9-20厘米许,下部托有长9-15厘米、宽2-3厘米的叶片,分枝直立,花序主轴与分枝皆被白色长柔毛;小穗被短毛,灰紫绿色或灰绿色,几呈圆柱形,含4-5朵小花;小穗轴节间密被白色绒毛;第一颖长仅为第二颖长的2/3,通常具3脉,先端具芒尖,第二颖通常具5脉,小横脉明显,先端亦具芒尖;内箨具2脊,被短柔毛,长为外箨的1/4(未发育)。果实未见。笋期7-8月,花期8月中旬。
  产四川东部。海拔1 600-1 900米。模式标本采自丰都县七耀山林场冷箐山丫口。
  叶可作斗笠、包粽子。
形态特征:竿高1—2(3.5)米,直径3—10(12)毫米,全竿计8—13节;节间圆筒形,在分枝一侧则微扁,最长者长30—35厘米,最短者长10-15厘米,鲜时绿色,有白粉,被红棕色伏贴疣基刺毛,尤以节间上部为多,毛脱落后在竿面留有印痕,竿壁厚2.5—4毫米;竿环平;箨环略高,有箨鞘残留的木栓环;竿上部每节分1枝,稀可2枝。箨鞘短于节间,厚革质,紧抱竿,黄绿色,并密被红褐色伏贴疣基刺毛;箨耳和鞘口缝毛俱缺;箨舌高1—3毫米,截平形,无毛;箨片自立,以后可外翻,长圆状披针形或披针形,长0.6—3厘米。叶耳和继毛皆不存在;叶舌高1.5—3毫米,无毛;叶柄长0.5—1厘米;叶片长椭圆形,先端短尾尖,长11—28厘米,宽4—6.5厘米,干时呈波状曲皱,上表面无毛,下表面灰绿色,被短柔毛及苍白色微小的乳头状突起,次脉8—15对,小横脉方格状。圆锥花序未成熟者长9—20厘米许,下部托有长9—15厘米、宽2—3厘米的叶片,分枝直立,花序主轴与分枝皆被白色长柔毛;小穗被短毛,灰紫绿色或灰绿色,几呈圆柱形,含4—5朵小花;小穗轴节间密被白色绒毛;第一颖长仅为第二颖长的2/3,通常具3脉,先端具芒尖,第二颖通常具5脉,小横脉明显,先端亦具芒尖;内稃具2脊,被短柔毛,长为外稃的1/4(未发育)。果实未见。笋期7—8月,花期8月中旬。
用    途:叶可作斗笠、包粽子。
产地分布:产四川东部。海拔1600—1900米。模式标本采自丰都县七耀山林场冷箐山丫口。
参考文献:IndocalamushispidusH.R.ZhaoetY.L.YanginAct.Phytotax.Sin.23(6):460.1985.

《Flora of China》 Vol. 22 (2006)
Indocalamus hispidus  H. R. Zhao & Y. L. Yang
硬毛箬竹   ying mao ruo zhu
Culms 1–2(–3.5) m, 0.3–1(–1.2) cm in diam.; internodes initially green, slightly flattened above branches, (10–)15–30 (–35) cm, white powdery, red-brown strigose especially below nodes or with imprints of fallen hairs; wall 2.5–4 mm thick; nodes weakly elevated, supra-nodal ridge absent; sheath scar weakly prominent, corky. Culm sheaths yellow-green, closely encircling culm, shorter than internode, leathery, densely red-brown strigose; auricles and oral setae absent; ligule truncate, 1–3 mm, glabrous; blade erect or later reflexed, oblong-lanceolate or lanceolate, 0.6–3 cm. Leaves 3–5 per ultimate branch; auricles and oral setae absent; ligule 1.5–3 mm, glabrous; blade abaxially gray-green, broadly oblong-lanceolate, 11–28 × 4–6.5 cm, undulate when dry, abaxially pubescent and minutely pale papillate, adaxially glabrous, secondary veins 8–15 pairs, tessellations square. Panicle 9–10 cm or more, initially terminating leafy branch, axis and branches white pubescent; branches erect. Spikelets gray-green or commonly purple-green, subterete; florets 4 or 5. Rachilla internodes densely pubescent. Glumes 2, apex subulate; lower glume ca. 2/3 as long as upper one, 3–5-veined; upper glume 5–7-veined, transverse veins distinct; lemma ca. 1.5 cm, 7–11-veined, transverse veins distinct, apex subulate; palea shorter than lemma, pubescent. Stamens 3. Styles 2. New shoots Jul–Aug, fl. Aug.
* Montane forests; 1600–1900 m. E Sichuan.

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