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FOC | Family List | FOC Vol. 13 | Lythraceae | Sonneratia

6. Sonneratia ×gulngai N. C. Duke & B. R. Jackes, Austrobaileya. 2: 103. 1984.

拟海桑 ni hai sang

Sonneratia paracaseolaris W. C. Ko et al.

Trees 7-10[-25] m tall, spreading, with dense, dark green canopy. Pneumatophores ca. 80 cm, thin, pointed. Petiole 3-5 mm; leaf blade adaxially dull green, obovate, 5-9(-11) × 4-5(-6) cm, base broadly attenuate, apex acute to obtuse. Flowers 5-7-merous. Floral tube smooth, not ribbed; sepals adaxially usually strongly tinged red, 2-2.5 cm, erect at anthesis, erect to partially spreading in fruit. Petals red, linear, 4-5 cm × ca. 2 mm. Staminal filaments red. Fruit 3-5 cm in diam., ca. equal to width of floral tube. Seeds irregularly angular. Fl. Dec and Mar, fr. Mar and Aug.

Mangrove communities, where both Sonneratia alba and S. caseolaris are present, along lower to middle tidal contours. Hainan [Indonesia (NW Kalimantan), Malaysia; E Australia].

This taxon is the natural hybrid Sonneratia alba × S. caseolaris.


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