Known as: CELTIS OCCIDENTALIS POLLEN 1 g in 20 mL SUBCUTANEOUS INJECTION [Hackberry Pollen], CELTIS OCCIDENTALIS POLLEN 0.05 g in 1 mL PERCUTANEOUS INJECTION, SOLUTION [CELTIS OCCIDENTALIS POLLEN], CELTIS OCCIDENTALIS POLLEN 1 g in 20 mL INTRADERMAL INJECTION [Hackberry Pollen]