三角齒錦香草
三角齒錦香草 |
中文學名:三角齒錦香草 拉丁學名:Phyllagathis deltoidea 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 |
三角齒錦香草(學名:Phyllagathis deltoidea),為桃金娘目、野牡丹科、錦香草屬下的一個種。 [1]
目錄
三角齒錦香草形態特徵
小灌木,高約1米;莖幼時四棱形,被密長腺毛,以後成鈍四棱形或近圓柱形,無毛。
葉片堅紙質,橢圓形或長橢圓形,頂端長漸尖,基部楔形,長5-13厘米,寬1.5-4厘米,全緣或具極不明顯的疏細齒,齒尖常具1刺毛,5基出脈,近邊緣兩條極不明顯,中間1對離基部3-5毫米,葉面被微柔毛及疏短刺毛,脈平整或微凹,背面脈上被疏刺毛,其餘被疏微柔毛,基出脈及側脈隆起;葉柄長7-50毫米,密被長柔毛。
傘形花序,頂生,總梗長1-2厘米,與花梗、花萼被密腺毛,花梗長約8毫米;花萼漏斗形,管長約3.5毫米,裂片廣三角形,頂端驟然漸尖,具刺毛狀緣毛,長約2毫米;花瓣紅色或粉紅色,長寬約5毫米(花蕾時),廣卵形,頂端急尖;雄蕊長約7毫米,花葯長約4毫米,基部無瘤,藥隔下延成短距;子房卵形,頂端具膜質冠,冠4裂。
果未詳。花期11-12月。
Shrubs to 1 m tall. Stems 4-sided, with dense glandular trichomes, later subterete and glabrous. Petiole 0.7-5 cm, densely villous; leaf blade elliptic to long elliptic, 5-13 × 1.5-4 cm, stiffly papery, abaxially sparsely setose on veins otherwise sparsely puberulous, adaxially puberulous and sparsely setose, secondary veins 2 on each side of midvein, base cuneate, margin entire or inconspicuously sparsely denticulate with each tooth having a terminal seta, apex long acuminate. Inflorescences terminal, umbellate; peduncle 1-2 cm, with dense glandular trichomes. Pedicel ca. 8 mm, with dense glandular trichomes. Hypanthium funnel-shaped, ca. 3.5 mm. Calyx lobes broadly triangular, ca. 2 mm, margin setose ciliate, apex abruptly acuminate. Petals purple to pink, broadly ovate, ca. 5 mm, apex acute. Stamens ca. 7 mm; connective decurrent, forming a short spur, not tuberculate. Ovary ovoid, 4-lobed, apex with a membranous crown. Fl. Nov-Dec.
三角齒錦香草生長環境
生長於海拔約1300米的山間林下石縫間。