SCIENTIFIC NAME: Apium graveolens
COMMON NAME(S): Celery
FAMILY: APIACEAE (UMBELLIFERAE) - Carrot family
HABITAT: Vegetable gardens, common supermarket produce
HEIGHT: To 3'
CHARACTERISTICS: Stems short
LEAVES: Alternate, pinnate, feather-like, with 3-9 lance- or triangular-shaped leaflets toothed or incised at margins; with long, grooved succulent leaf stems that are eaten
FLOWERS: Flat-topped umbrella of many flowers
FLOWERING SEASON: Spring, summer
FRUITS: Inconspicous, dry, ridged, splitting at maturity
ALLERGENIC PRINCIPLES: Furocoumarin, limonene (a terpene)
ALLERGENIC PROPERTIES: Dermatological
COMMENTS: Severe dermatitis with blistering has been reported among celery field workers. It is unclear if the direct cause is the plant itself or a fungal pathogen. Photodermatitis has also been reported.