腺毛錦香草檢視原始碼討論檢視歷史
腺毛錦香草 |
中文學名:腺毛錦香草 拉丁學名:Phyllagathis velutina (Diels) C. Chen 界:植物界 門:被子植物門 綱:雙子葉植物綱 目:桃金娘目 科:野牡丹科 屬:錦香草屬 分布區域:中國雲南東南部 |
腺毛錦香草,為雙子葉植物綱、野牡丹科、錦香草屬的直立草本或亞灌木。產雲南東南部。生長於海拔1000-2260米的山坡密林下,蔭濕的地方。 [1]
腺毛錦香草形態特徵
直立草本或亞灌木,高0.3-1米;莖圓柱形,密被銹色腺毛及絨毛,常於上部分枝。
葉片紙質或近堅紙質,卵形至橢圓狀卵形,頂端漸尖,基部心形,長6-11厘米,寬3.5-7厘米,稀長達18厘米,寬11厘米,邊緣具細密鋸齒或近全緣,齒尖常具剛毛及緣毛,7-9基出脈,稀11脈,葉面綠色,密被短柔毛,基出脈下凹,側脈不甚明顯,背面紫紅色,脈上密被平展的柔毛,其餘被短柔毛,基出脈及側脈明顯,隆起;葉柄長3-6厘米,稀達11.5厘米,密被微柔毛及腺毛。
由傘形花序組成的或聚傘花序組成的小圓錐花序,通常僅1次分枝,生於小枝頂端,每聚傘花序通常僅有花3朵,稀5-6朵,苞片、花梗、花萼均被銹色微柔毛及腺毛;苞片線狀披針形,早落;花梗短,長5-8毫米,果時增長,長達1.2厘米,花萼長約6毫米,帶紫紅色,裂片4,狹三角形,具小尖頭,反卷,長不到1毫米,里、外均被微柔毛;花瓣粉紅色,卵形,頂端急尖,上部1側偏斜,長約8毫米,外面被微柔毛,裡面無毛,具緣毛;雄蕊近等長,花葯微彎,基部有2小囊,藥隔基部膨大成三角形短距;子房卵形,頂端具膜質冠,冠檐部具1環緣毛。
蒴果卵形,頂端具膜質冠,長出宿存萼約2毫米;宿存萼密被微柔毛及少數腺毛,長約6毫米,裂片長約2毫米。花期5-7月,果期約10月。
Herbs or shrubs, 0.3-1 m tall, branched. Stems terete, densely ferruginous with glandular trichomes and tomentose. Petiole 3-6(-11.5) cm, densely puberulous and with glandular trichomes; leaf blade ovate to elliptic-ovate, 6-11 × 4.5-7 cm, papery to substiffly papery, abaxially purplish red and densely pilose on veins otherwise sparsely pubescent, adaxially green and densely pubescent, secondary veins 3 or 4(or 5) on each side of midvein, base cordate, margin ciliate and densely serrulate to subentire with each tooth having a terminal seta, apex acuminate. Inflorescence terminal, an umbellate or cymose panicle, 3(-7)-flowered, ferruginous puberulous and with glandular trichomes. Pedicel 5-8 mm but to 1.2 cm in fruit. Hypanthium sometimes purplish red, ca. 6 mm. Calyx lobes narrowly triangular, less than 1 mm, both surfaces puberulous. Petals pink, ovate, ca. 8 mm, oblique, puberulous, margin ciliate, apex acute. Stamens subequal; anthers slightly curved; connective forming a short triangular spur, abaxially tuberculate. Ovary ovoid, apex with a membranous crown. Capsule ovoid, exserted, apex with a membranous crown; hypanthium ca. 6 mm, puberulous and with sparse glandular trichomes; calyx lobes ca. 2 mm. Fl. May-Jun, fr. Oct.
腺毛錦香草生長環境
主要生長於海拔1000-2260米的山坡密林下,蔭濕的地方。
腺毛錦香草分布範圍
主要分布於中國雲南東南部。
腺毛錦香草本種提示
本種與大葉熊巴掌P. longiradiosa (C. Chen) C. Chen很相近,但本種植株通常較小,葉亦較小,花萼被微柔毛及腺毛,萼片狹三角形,可與之區別。