dragon tree; Dracaena draco
Refers specifically to the dragon tree species Dracaena draco, a subtropical tree known for its red resin.
See also: ドラセナ
The dragon tree is a plant native to the Canary Islands.
Standard katakana spelling for this plant name.
Kanji spelling is rare; the word is usually written in kana.
From the kanji 竜 (dragon), 血 (blood), and 樹 (tree), referring to the red resin that resembles dragon's blood.