窄葉錦香草
窄葉錦香草 |
中文學名:窄葉錦香草 拉丁學名:Phyllagathis stenophylla H. L. Li 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 種:窄葉錦香草 分布區域:海南島 |
窄葉錦香草(學名:Phyllagathis stenophylla H. L. Li),為野牡丹科、錦香草屬的灌木,高0.8-3米;莖圓柱形,微四棱形,具4縱肋;小枝無毛,四棱形,棱上具肋。 [1]
目錄
窄葉錦香草形態特徵
葉片堅紙質,長圓狀披針形至長圓狀倒披針形,頂端漸尖或短漸尖,基部楔形,長5-10厘米,寬1-2.3厘米,全緣或中部以上具細鋸齒,3基出脈,兩面無毛,葉面基出脈及側脈微隆起,背面脈均隆起,明顯;葉柄長5-10毫米,無毛。
聚傘花序緊縮呈傘形花序,頂生,有花(2-)3朵,總梗有時長約4毫米;苞片葉狀,披針形,較葉小;花梗長5-8毫米,四棱形,無毛;花萼鍾狀漏斗形,四棱形,管長5-6.5毫米,裂片狹三角形,頂端漸尖長約1毫米多花瓣玫瑰色或淡紅紫色,卵形,略偏斜,頂端漸尖,長約12毫米,寬約6毫米;雄蕊等長,花絲長約7毫米,花葯鑽狀披針形,長約6毫米,藥隔膨大,下延呈短柄,前面略膨大,後面呈短距;子房卵形,頂端具4裂,裂片具2小齒。
蒴果杯形,四棱形,頂端平截,長約6毫米,直徑約5毫米,下部為宿存萼所包;宿存萼具8縱肋;果柄長約1.5厘米。
花期5-8月,果期8-10月。
Shrubs 0.8-3 m tall. Stems obtusely 4-sided; branchlets glabrous. Petiole 5-10 mm, glabrous; leaf blade oblong-lanceolate to oblong-oblanceolate, 5-10 × 1-2.3 cm, stiffly papery, both surfaces glabrous, secondary veins 1 on each side of midvein, base cuneate, margin basally entire but denticulate apically from middle, apex acuminate to shortly acuminate. Inflorescences, terminal, cymose contracted to umbellate, (2 or)3-flowered; peduncle ca. 4 mm. Pedicel 5-8 mm, 4-sided, glabrous. Hypanthium funnel-shaped, 5-6.5 mm, 4-sided. Calyx lobes narrowly triangular, ca. 1 mm, apex acuminate. Petals rose-colored to pale purplish red, ovate, ca. 12 × 6 mm, minutely oblique, apex acuminate. Stamens equal; filaments ca. 7 mm; anthers subulate-lanceolate, ca. 6 mm; connective decurrent, slightly prolonged, abaxially slightly inflated. Ovary ovoid, apex 4-lobed, lobes 2-denticulate. Capsule cup-shaped, ca. 6 × 5 mm, 4-sided; hypanthium 8-ribbed. Fl. May-Aug, fr. Aug-Oct.
窄葉錦香草生長環境
生長於海拔500-920米的山谷,疏、密林下,溪邊水旁石縫間。