A multi-functional shroud/arc tube support or clip (40a) for a high intensity discharge lamp. The support (40a) has one end (42) formed to engage a shroud. The one end (42) is formed as an arcuate member (43). A middle portion (44) is formed of separated, depending legs (46,48) defining a space therebetween for clasping the substantially rectangular pinch seal of a quartz arc tube. The central section (53) is formed to clasp the cylindrical capillary of a ceramic arc tube. The central section (53) comprises the bight of a pair of U-shaped legs and the bights are provided with opposing, substantially hemi-cylindrical concavities (53a).