中文名（Chinese Name）：墨西哥落羽杉
学名（Scientific Name）：Taxodium mucronatum Tenore
英文名（English Common Name）：Montezuma bald cypress
别名（Chinese Common Name）：墨西哥落羽松、尖叶落羽杉
异名（Synonym）：Taxodium distichum var. mucronatum (Ten.) A. Henry；Taxodium distichum var. mexicanum (Carrière) Gordon；Taxodium mexicanum Carrière；Cuprespinnata mexicana (Carrière) J. Nelson  
科属（Family & Genus）：杉科（Taxodiaceae）落羽杉属
形态特征（Description）：半常绿或常绿乔木，在原产地高达50米，胸径可达4米；树干尖削度大，基部膨大；树皮裂成长条片脱落；枝条水平开展，形成宽圆锥形树冠，大树的小枝微下垂；生叶的侧生小枝螺旋状散生，不呈二列。叶条形，扁平，排列紧密，列成二列，呈羽状，通常在一个平面上，长约1厘米，宽1毫米，向上逐渐变短。雄球花卵圆形，近无梗，组成圆锥花序状。球果卵圆形。
分布（Distribution）：原产于墨西哥及美国西南部。
用途（Use）：可作为温暖地带低湿地区的造林树种和园林树种。
引自中国植物志英文版FOC Vol. 4
Taxodium mucronatum Tenore, Ann. Sci. Nat., Bot., sér. 3. 19: 355. 1853.
墨西哥落羽杉 mo xi ge luo yu shan | Taxodiaceae  | Taxodium
Taxodium distichum (Linnaeus) Richard var. mexicanum (Carriere) Gordon; T. distichum var. mucronatum (Tenore) A. Henry; T. mexicanum Carriere.
Trees deciduous in cooler areas or semievergreen in warmer areas, to 50 m tall; trunk swollen at base, strongly tapered, to 4 m d.b.h.; bark peeling off in long strips; crown broadly conical; main branches spreading horizontally; branchlets pendulous on mature trees, lateral ones spirally arranged. Leaves spirally arranged and scattered on annual branchlets, borne at 25-45° to axis, 0.6-0.7 mm apart, forming an elliptic branchlet outline 4-10 × 0.7-1.4 cm, linear, distally tapered, flat, 7-11 × 0.8-1 mm, soft and thin, midvein 0.15-0.25 mm wide, stomatal bands of 4 or 5 well-separated lines, marginal bands 0.2-0.3 mm wide, apex mucronate. Pollen cones borne in long, slender, lax, spikelike panicles (5-)13-25 cm, almost sessile, ovoid. Seed cones glaucous, ovoid, 1.5-2.5 cm.
Used for afforestation on marshy soils in subtropical areas. Hubei (Wuhan Shi), Jiangsu, Jiangxi, Sichuan, Zhejiang [native to Guatemala, Mexico, S United States]
The wood has similar uses to that of Taxodium distichum.
Used for afforestation on marshy soils in subtropical areas.
（责任编辑：徐晔春）