西部紅雪松樹冠形態隨時間的變化

 西部紅雪松樹冠形態隨時間的變化

請注意，在在最初的幾個世紀樹形相對簡單，在5百年後，樹木開始重複生長，最終會出現被稱為”燭台頂”現象(Candelabra tops)，有沒有像蠟燭台呢?

Figure 102. Changes in crown form of western redcedar over time. Note that trees remain relatively simple for the first several centuries — it is only in great age that the individual character and candelabra tops often seen in ancient stands emerge.

資料來源:

https://www.dnr.wa.gov/publications/lm_hcp_west_oldgrowth_guide_wrc_hires.pdf