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葵花松(Pinusfenzeliana Hand—Mzt)原名:海南五针松,别名:油松(习水)。常绿乔木,高达30米以上,胸径可达2米。叶五针一束,长10～18厘米,宽近一毫米,较华山松更细柔,边缘具细锯齿,叶鞘早落。雌雄同株,雄花呈稠密的花束,成熟时散出大量黄色花粉;雌花呈球形,暗红色。球果长卵圆形或卵状椭圆形,长6～13厘米,径3～6厘米,柄长1～2厘米,单生或2～7个生于小枝基部;鳞盾近扇形,黄褐色,鳞脐色深顶生,徽凹。种子窄长,倒卵形,近似葵花籽,故有葵花松之称。
Sunflower (Pinusfenzeliana Hand-Mzt) Formerly known as: Hainan Pinus, also known as: Pinus (Xiushui). Evergreen trees, up to 30 meters above the breast diameter up to 2 meters. Five leaves a bunch of leaves, 10 to 18 cm long, nearly a millimeter wide, more gentle than the Huashan song, jagged edges, leaf sheaths early fall. Hermaphrodite, male flowers were dense bouquets, when mature, shed a large amount of yellow pollen; female flowers were spherical, dark red. Cones long oval or oval-shaped oval, 6 to 13 cm long, diameter 3 to 6 cm, 1 to 2 cm in stem length, solitary or 2 to 7 born in the base of branchlets; scales shield nearly fan-shaped, brown , Scales umbilical dark top students, emblem concave. Narrow seeds, obovate, similar to sunflower seeds, it is known as sunflower pine.