30 Materials for a Flora of the Malayan Peninsula. 



Tribe XIV. AoENANTHEREiE. Herbs, climbing shrubs or trees. 

 Leaves 2-pinnate. Calyx valvate. Stamens twice as many, rarely only 

 as many, as the petals. Anthers tipped by a stipitate gland. 



59. Entada. Inflorescence a long spike; woody climbers with very 



large pods and seeds. 



60. Adenanthera. Inflorescence a long narrow raceme ; trees. 



61. Neptnnia. Inflorescence capitate; aquatic floating or creeping 



herbs. 



62. Xylia. Inflorescence capitate ; tall trees. 



Tribe XV. Eumimose^. Herbs, erect or climbing shrubs, or trees. 

 Leaves 2-pinnate. Flowers 4-5-merous, rarely 3- or 6-meroas. Calyx 

 valvate or pappus-like, or 0. Stamens twice as many, or only as many, 

 as the petals, free. Anthers not gland-tipped ; pollen-granules many, 

 distinct. 



63. Leucaena. Pod opening through the sutures, valves continuous ; 



shrubs or small trees. 



64. Mimosa. Pod ivith persistent sutures ; valves segmented ; shrubs 



or undershrubs. 



Tribe XVI. Acacie^. Trees, shrubs or woody climbers. Leaves 

 2-pinnate. Flowers 4-5-merous, rarely 3-merous or 6-merous. Calyx 

 valvate, very rarely 0. Stamens indefinite, often very numerous, free, 

 or with the inner rows slightly subconnate at the base into a shallow 

 ring ; pollen-masses 2—6. 



65. Acacia. 



Tribe XVII. Inge^. Trees. Leaves 2-pinnate sometimes 2-3- 

 geminate, rarely simply pinnate. Flowers usually 5-merous. Calyx 

 valvate. Stamens indefinite often numerous, rarely 10-15, united in a 

 tube at the base or sometimes higher up ; anthers small ; pollen-masses 

 2-6. 



66. Serianthes. Pod septate between the seeds, thick, woody, inde- 



hiscent ; flowers large ; trees. 



67. Enterolobium. • Pod septate between the seeds, spongy or fleshy ^ 



indehiscent ; flowers small ; trees, 



68. Calliandra. Pod thin, straight with tliickened sutures, dehiscing 



elastically ; flowers small; trees or shrubs. 



69. Albizzia. Pod thin, straight, dehiscent or indehiscent ; flowers 



small ; trees or shrubs. 



70. Pithecolobium. Pod coriaceous, curved, indehiscent or dehiscing 



through lower suture, or fleshy and dehiscing by both sutures; 

 flowers small ; trees. 

 30 



