소나무과

테다소나무

대효0617 2022. 12. 1. 13:01

 

학명 : Pinus taeda L.

분류 : 소나무과(Pinaceae)

 

사진 : 2022.11.27 천리포수목원

 

 

테다소나무는 구과가 6-12cm로  소나무 구과(4-5cm)보다 훨씬 크다 

 

 

 

 

 

 

FOC

 

Pinus taeda Linnaeus, Sp. Pl. 2: 1000. 1753.

火炬松 huo ju song

 

Trees to 45 m tall; trunk to 1.6 m d.b.h. in native range; bark red-brown, forming square or irregularly oblong, scaly plates; crown broadly conical or rounded; branchlets orangish or yellow-brown, aging darker brown, ca. 1 cm in diam., rough; winter buds pale red-brown, conical-cylindric, slightly resinous, scales white fringed at margin. Needles ascending or spreading, dark yellow-green, slightly twisted, (10-)12-18(-23) cm × 1-2 mm, pliant, stomatal lines present on all surfaces, base with persistent sheath 1-2.5 cm, margin finely serrulate. Seed cones nearly terminal, solitary or in small clusters, sessile or subsessile, mostly dull yellow-brown, narrowly ovoid when open, 6-12 cm, maturing in 2 years, then soon shedding seeds. Seed scales without dark border adaxially distally; apophyses dull, rhombic, slightly thickened, variously raised but more so toward base of cone, strongly cross keeled; umbo strongly pyramidal, recurved, tapering to a stoutly based, sharp prickle. Seeds red-brown, obdeltoid, 5-6 mm; wing to 2 cm.

 

Cultivated. Anhui, Fujian, Guangdong (Guangzhou Shi), Guangxi, Henan, Hubei (Wuhan Shi), Hunan, Jiangsu (Nanjing Shi), Jiangxi (Lu Shan), Taiwan, Zhejiang [native to SE United States]

 

 

 

아래는 FOC 세밀화

 

 

 

잎은 2-3개씩 속생한다고 되어 있다 

 

 

 

 

 

아래는 FNA 세밀화

 

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