1. Small genus of tropical American spiny bushy shrubs or trees
   - genus Haematoxylum, Haematoxylon, genus Haematoxylon

Type of: rosid dicot genus

Part of: Caesalpinioideae, subfamily Caesalpinioideae

• sphenoidal fontanel
• sphenoidal fontanelle
• Sphenopsida
• spheral
• sphere
• sphere of influence
• spheric
• spherical
• spherical aberration
• spherical angle
• spherical geometry
• spherical polygon
• spherical triangle
• spherical trigonometry
• spherically
• sphericalness
• sphericity
• spherocyte
• spheroid
• spheroid joint
• spheroidal
• spherometer
• spherule
• spherulite
• spherulitic