討論:台灣高山杜鵑
山羊百科,林文智老師的植物、山岳、攝影紀錄
19. Rhododendron taiwanalpinum Ohwi 台灣高山杜鵑
A shrub 1-1.5 m high; branches ascending, the young branchlets slender. Leaves subcoriaceous, ovate-oblong to oblong-lanceolate, 1.5-2 cm long, 0.7- 1.2 cm broad, the apex acute, often mucronulate at tip, the base acute, the margins entire, distinctly revolute sparingly strigose above, densely so beneath, the secondary veins 5-6 per side, subconspicuous; petioles 2-3 mm long, appressed- strigose. Rowers 2-3, terminal; corolla wide-funnelform, pink, spotted with rose 1-1.5 cm long, 1.5-2 cm across, the lobes spreading; stamens 9-10, unequal, the filaments villouson the lower half; ovary grayish pubescent, the style pubescent below.
Endemic. Northern Taiwan, on mountain peaks and in alpine meadows at 2,800-3,000 m.
ILAN: Nanhutashan, Ohwi 2580 (Type coll.).
常綠性灌木。葉卵狀長橢圓形至長橢圓狀披針形,葉緣明顯反捲,互生或叢生枝梢。莖頂萌發2~3朵淡紫紅色花,花冠漏斗形,具玫瑰色斑點,5裂,裂片長橢圓形,雄蕊9或10枚,叢生。
台灣特有變種,是紅毛杜鵑的變種,兩者花期幾乎一致,植株外觀極為近似,前者葉緣明顯反捲且葉背密披粗毛,後者葉緣略反捲且葉背疏被粗毛。
- 族群分布:海拔2200~3000m之北部山區,台北、桃園、新竹、苗栗、南投及花蓮等縣山區均有分布。
- 最佳賞花地點:植株集生於針闊葉混合林緣與玉山箭竹草坡;台14甲24km的鳶峰路段與38km的合歡北峰登山口一帶,是最最容易近距離觀察及拍攝的地點。
- 最佳賞花時間:四至六月。