The Comparative Pollination and Floral Biology of Baobabs (Adansonia- Bombacaceae)
1995; Missouri Botanical Garden; Volume: 82; Issue: 2 Linguagem: Inglês
10.2307/2399883
ISSN2162-4372
Autores Tópico(s)Cocoa and Sweet Potato Agronomy
ResumoBAOBABS (ADANSONIA-BOMBACACEAE) 1;„ | t-pollinated.In this paper I document t on Brevituhae, I " ol tin remaining seven species.The two species in section Brevituhae, both endemic to Madagascar, , by nocturnal mammals (fruit bats and lemurs).In contrast, the five species m section l.on^ituhac.foi and one to Australia, arc | igued hawkrnoths.In all cases, annua so exploited nectar and pollen.The two pollination systems occurring in the genus correlate i the floral morphology, phenology, and nectar production.Thr baobabs coinpi isr eight species iti the genus stamina] tub Hot iKMitiner, 1908; Baum, 1995).Adansonia L. (Bombacaceae), six endemic to Mad-The African baobab {A.digitata L.) is the sole agascar, one to northwestern Australia, and one representative of section Adansonia.Two Malaoriginally from continental Africa that has been gasy species i / <±rundidieri Baill.and A. suaredispersed by humans elsewhere in the tropics zensis H. Perr.) constitute section lin-vituhav.The (Wickens, 1983).They are tropical trees growing Australian species {A.gibbosa (A.Cunn.)Baum in savanna, deciduous forest, or, rarely, moist, ex Guymer) and four Malagasy species {A.rubsemi-evergreen forest.The genus is characterized rostipa Jumm.& H. Perr., A. mudagascariensis In massive, often bottle-shaped trunks, palmately Baill., A. zu Baill.. and / /«7/,rrj Capuron) concompound leaves, and a large, dry, indehisecnl slilulr section Longitubac.fruit containing reniform seeds embedded in an In the early part of this century, African baobabs edible pulp.All species of Adansonia have large, growing in botanical gardens in the Far East were spectacular flowers, but there are great differences used to support the then heterodox assertion that in their floral biology.This variation is partially tropical bats were important pollinators of some reflected in the subgeneric classification, with the tropical plants.Van der Pijl (1934) inferred from three sections differing in the shape of the floral the descriptions of van Harreveld-Lako ( 1926) that hud, orientation of the flower, and length of the /.digitatu was |,al pollinated: this prediction was
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