《中国植物志》|| 木棉科 BOMBACACEAE ||木棉科 BOMBACACEAE ||吉贝属 Ceiba Mill. emend. Gaertn.
4.吉贝属——Ceiba Mill. emend. Gaertn.
Mill. Gard. Dict. Abrid. Ed. 4. 1754; Gaertn., Fruct. 2: 244, t. 133. 1791.
落叶乔木,树干有刺或无刺。叶螺旋状排列,掌状复叶,小叶3-9,具短柄,无毛背面苍白色,大都全缘。花先叶开放,单1或2-15朵簇生于落叶的节上,下垂,辐射对称,稀近两侧对称;萼钟状坛状,不规则的3-12裂,厚,宿存;花瓣基部合生并贴生于雄蕊管上,与雄蕊和花柱一起脱落,淡红色或黄白色;雄蕊管短;花丝3-15,分离或分成5束,每束花丝顶端有1-3个扭曲的一室花药;子房5室;每室胚珠多数;花柱线形。蒴果木质或革质,下垂,长圆形或近倒卵形,室背开裂为5爿;果爿内面密被绵毛,由宿存的室隔基部以上脱落,室隔和中轴无毛;种子多数,藏于绵毛内,具假种皮;胚乳少。
10种。大都分布于美洲热带。我国栽培1种。
Source 中国植物物种信息数据库
《云南植物志》|| 木棉科 Bombacaceae ||木棉科 Bombacaceae ||吉贝属 Ceiba Mill. emend. Gaertn.
4.吉贝属 Ceiba Mill. emend. Gaertn.
落叶乔木,树干有刺或无刺。叶螺旋状排列,掌状复叶,小叶3—9,具短柄,无毛,背面苍白色,大都全缘。花先叶开放,单一或2—15朵簇生于落叶的节上,下垂,幅射对称,稀近两侧对称,萼钟状坛状,不规则的3—12裂,厚,宿存;花瓣基部合生并贴生于雄蕊管上,与雄蕊和花柱一起脱落,淡红色或黄白色;雄蕊管短;花丝3—15,分离或分成5束,每束花丝顶端有1—3个扭曲的一室花药;子房5室;每室胚珠多数;花柱线形。蒴果木质或革质,下垂,长圆形或近倒卵形,室背开裂为5爿;果爿内面密被绵毛,由宿存的室隔基部以上脱落;室隔和中轴无毛;种子多数,藏于绵毛内,具假种皮。
10种,大都分布于热带美洲。我国栽培1种。
Source 中国植物物种信息数据库
《Flora of China》|| Bombacaceae || ||吉贝属 Ceiba
3. Ceiba Miller, Gard. Dict. Abr., ed. 4. [287]. 1754.
吉贝属 ji bei shu
Chorisia Kunth; Eriodendron Candolle.
Trees, deciduous; trunk swollen and/or buttressed, trunk and branches usually spiny. Petiole long; leaf blade palmately compound; leaflets 3-5(-9), shortly petiolulate, both surfaces glabrous, abaxially gray-white, base attenuate, margin serrate or entire. Flowers blooming before or simultaneously with leaf flush, solitary or 2-15-fascicled, pendulous, axillary or subterminal, actinomorphic, rarely zygomorphic. Calyx campanulate, truncate or irregularly 3-5(-12)-lobed, thickly fleshy, persistent. Petals 5, pink or yellow-white, connate at base and coherent to staminal tube, falling with stamens and style. Stamens (3-)5-15; filament tube short, sometimes thickened or with sterile appendages, free parts of filament long to absent, each bearing 2(or 3) straight to strongly twisted thecae. Ovary syncarpous, 5-locular; ovules many per cell; style filiform; stigma capitate to lobulate. Capsule oblong or nearly obovate, pendulous, woody or leathery, loculicidally dehiscent into 5(or 6) valves, inner walls densely woolly. Seeds many, enclosed in wool.
Seventeen species: W Africa (one species) and tropical America (16 species); one species (introduced) in China.
Source eFloras.org