Maidenhair Spleeenwort – Asplenium trichomanes

M48 or M-48 may refer to:

• Messier 48, an open star cluster in the constellation Hydra
• 48th known Mersenne prime
• M48 Patton, an American tank
• MIM-72A/M48 Chaparral, an American self-propelled surface-to-air missile system
• M-48 (Michigan highway), a state highway in Michigan
• M48 motorway, a motorway in Great Britain between England and Wales
• M48 (Cape Town), a Metropolitan Route in Cape Town, South Africa
• M48 (Johannesburg), a Metropolitan Route in Johannesburg, South Africa
• M48 Mauser, a Yugoslavian version of the Mauser K98 rifle
• 76 mm mountain gun M48, a Yugoslavian mountain gun
• Zastava M48, a post World War II Yugoslavian version of the German Karabiner 98k