印度紫檀Pterocarpus indicus
中文名（Chinese Name）：印度紫檀
学名（Scientific Name）：Pterocarpus indicus Willd.
英文名（English Common Name）：pterocarpus
别名（Chinese Common Name）：紫檀
异名（Synonym）：Lingoum indicum (Willd.) Kuntze Lingoum rubrum Rumph. Pterocarpus zollingeri Miq. Pterocarpus wallichii Wight & Arn. Pterocarpus papuanus F.Muell. Pterocarpus pallidus Blanco Pterocarpus echinata Pers. Lingoum saxatile Rumph. Pterocarpus blancoi Merr. Pterocarpus carolinensis Kaneh. Pterocarpus indica Willd. Lingoum wallichii Pierre Pterocarpus casteelsi var. ealaensis Hauman
科属（Family & Genus）：蝶形花科,Fabaceae紫檀属
形态特征（Description）：乔木，高15-25米，胸径达40厘米；树皮灰色。羽状复叶长15-30厘米；托叶早落；小叶3-5对，卵形，长6-11厘米，宽4-5厘米，先端渐尖，基部圆形，两面无毛，叶脉纤细。圆锥花序顶生或腋生，多花，被褐色短柔毛；花梗长7-10毫米，顶端有2枚线形，易脱落的小苞片；花萼钟状，微弯，长约5毫米，萼齿阔三角形，长约1毫米，先端圆，被褐色丝毛；花冠黄色，花瓣有长柄，边缘皱波状，旗瓣宽10-13毫米；雄蕊10,单体，最后分为5+5的二体；子房具短柄，密被柔毛。荚果圆形，扁平，偏斜，宽约5厘米，对种子部分略被毛且有网纹，周围具宽翅，翅宽可达2厘米，有种子1-2粒。花期春季。
分布（Distribution）：产台湾、广东和云南，生于坡地疏林中或栽培于庭园。印度、菲律宾、印度尼西亚和缅甸也有。
用途（Use）：木材坚硬致密，心材红色，为优良的建筑、乐器及家具用材；树脂和木材药用。
引自植物志英文版：FOC Vol. 10 Page 130
Pterocarpus indicus Willdenow, Sp. Pl. 3: 904. 1802.
紫檀 zi tan | Fabaceae | Pterocarpus
Pterocarpus wallichii Wight & Arnott; P. zollingeri Miquel.
Trees, 15-25 m tall. Bark grayish. Leaves 15-30 cm; stipules early caducous; petiolules 4-7 mm; rachis and petiolule glabrous; leaflets 5-7(-11), ovate-elliptic, 5-11 × 3.5-5.5 cm, thinly papery, both surfaces glabrous, veins slender, lateral veins 6-8 pairs, base truncate, margin entire, apex shortly acuminate. Inflorescence a raceme or panicle, mostly axillary, rarely terminal, 10-18 cm, puberulent. Flowers 1-1.5 cm; bracteoles 2, linear-oblong, at base of calyx. Pedicel 7-10 mm, slender. Calyx campanulate, 4-6 mm, appressed brown silky; teeth broadly triangular, ca. 1 mm, 2 larger than others. Corolla yellow; petals long clawed; standard ovate-orbicular to oblong, crisped at margin; wings oblong, ca. as long as standard; keel narrowly oblong, smaller than wings. Stamens 10, diadelphous (9+1), sheath 8-9 mm, vexillary filament free to base, filaments of varying heights; anthers versatile. Ovary shortly stipitate, oblong, 7-8 mm, densely pubescent; ovules 2; style curved; stigma minute. Legume orbicular, 4-4.5 × 3.5-4.5 cm, shortly stalked, flat, slightly hairy and reticulate opposite seed, 1-seeded, broadly winged around margin, wing to 2 cm wide. Seed brownish, reniform, narrow and oblique. Fl. Mar-Apr, fr. Apr-May.
Open forests on slopes, cultivated in villages and gardens. Guangdong, Taiwan, Yunnan [India, Indonesia, Malaysia, Myanmar, Papua New Guinea, Philippines, Thailand, Vietnam; Pacific islands].
（责任编辑：徐晔春）
学名（Scientific Name）：Pterocarpus indicus Willd.
英文名（English Common Name）：pterocarpus
别名（Chinese Common Name）：紫檀
异名（Synonym）：Lingoum indicum (Willd.) Kuntze Lingoum rubrum Rumph. Pterocarpus zollingeri Miq. Pterocarpus wallichii Wight & Arn. Pterocarpus papuanus F.Muell. Pterocarpus pallidus Blanco Pterocarpus echinata Pers. Lingoum saxatile Rumph. Pterocarpus blancoi Merr. Pterocarpus carolinensis Kaneh. Pterocarpus indica Willd. Lingoum wallichii Pierre Pterocarpus casteelsi var. ealaensis Hauman
科属（Family & Genus）：蝶形花科,Fabaceae紫檀属
形态特征（Description）：乔木，高15-25米，胸径达40厘米；树皮灰色。羽状复叶长15-30厘米；托叶早落；小叶3-5对，卵形，长6-11厘米，宽4-5厘米，先端渐尖，基部圆形，两面无毛，叶脉纤细。圆锥花序顶生或腋生，多花，被褐色短柔毛；花梗长7-10毫米，顶端有2枚线形，易脱落的小苞片；花萼钟状，微弯，长约5毫米，萼齿阔三角形，长约1毫米，先端圆，被褐色丝毛；花冠黄色，花瓣有长柄，边缘皱波状，旗瓣宽10-13毫米；雄蕊10,单体，最后分为5+5的二体；子房具短柄，密被柔毛。荚果圆形，扁平，偏斜，宽约5厘米，对种子部分略被毛且有网纹，周围具宽翅，翅宽可达2厘米，有种子1-2粒。花期春季。
分布（Distribution）：产台湾、广东和云南，生于坡地疏林中或栽培于庭园。印度、菲律宾、印度尼西亚和缅甸也有。
用途（Use）：木材坚硬致密，心材红色，为优良的建筑、乐器及家具用材；树脂和木材药用。
引自植物志英文版：FOC Vol. 10 Page 130
Pterocarpus indicus Willdenow, Sp. Pl. 3: 904. 1802.
紫檀 zi tan | Fabaceae | Pterocarpus
Pterocarpus wallichii Wight & Arnott; P. zollingeri Miquel.
Trees, 15-25 m tall. Bark grayish. Leaves 15-30 cm; stipules early caducous; petiolules 4-7 mm; rachis and petiolule glabrous; leaflets 5-7(-11), ovate-elliptic, 5-11 × 3.5-5.5 cm, thinly papery, both surfaces glabrous, veins slender, lateral veins 6-8 pairs, base truncate, margin entire, apex shortly acuminate. Inflorescence a raceme or panicle, mostly axillary, rarely terminal, 10-18 cm, puberulent. Flowers 1-1.5 cm; bracteoles 2, linear-oblong, at base of calyx. Pedicel 7-10 mm, slender. Calyx campanulate, 4-6 mm, appressed brown silky; teeth broadly triangular, ca. 1 mm, 2 larger than others. Corolla yellow; petals long clawed; standard ovate-orbicular to oblong, crisped at margin; wings oblong, ca. as long as standard; keel narrowly oblong, smaller than wings. Stamens 10, diadelphous (9+1), sheath 8-9 mm, vexillary filament free to base, filaments of varying heights; anthers versatile. Ovary shortly stipitate, oblong, 7-8 mm, densely pubescent; ovules 2; style curved; stigma minute. Legume orbicular, 4-4.5 × 3.5-4.5 cm, shortly stalked, flat, slightly hairy and reticulate opposite seed, 1-seeded, broadly winged around margin, wing to 2 cm wide. Seed brownish, reniform, narrow and oblique. Fl. Mar-Apr, fr. Apr-May.
Open forests on slopes, cultivated in villages and gardens. Guangdong, Taiwan, Yunnan [India, Indonesia, Malaysia, Myanmar, Papua New Guinea, Philippines, Thailand, Vietnam; Pacific islands].
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