Jellia Jamb

Jellia Jamb first appears unnamed in Baum's The Wonderful Wizard of Oz (1900) as "the pretty green girl" and is named and more fully described in The Marvelous Land of Oz (1904). She is presented as a Gillikin by birth and as a long-serving member of the Emerald City palace staff across multiple Baum books and later sequels (including appearances in Ozma of Oz, Dorothy and the Wizard in Oz, The Road to Oz, and later works such as Ruth Plumly Thompson's Ozoplaning with the Wizard of Oz). In canon narratives she is a civilian court figure whose life is once affected by magic when the witch Mombi uses dark magic to exchange forms with her to deceive Glinda; Glinda later undoes the spell and Jellia, fearful for her safety, refuses to speak of the incident until Glinda promises protection.

Baum's texts (as summarized in the cited sources) portray Jellia as a young, pretty maid associated with the Emerald City's green aesthetic: described early on as "the pretty green girl" with green-tinted hair and green eyes and typically wearing green clothing. Canon descriptions include a green silk dress or knee-length skirt, matching green silk stockings embroidered with peapods, a green apron or sash with four-leaf clovers, and green satin slippers decorated with bunches of fresh lettuce in lieu of bows or buckles; a little jacket trimmed with uniformly sized sparkling emeralds is also mentioned. Adaptations vary — some portrayals change her age, hair color, or conflate her with other characters — but the core, original-canon image emphasizes youthful neatness and Emerald City ornamentation.

Jellia is depicted as a non-supernatural, administrative and social figure: the head maid of the Emerald City palace who manages chamber assignments and household tasks for visiting guests (for example, handling the separate rooms of Dorothy, the Scarecrow, the Tin Woodman, and the Cowardly Lion during their stays). She escorts and attends to guests, provides clothing and small ornaments (she leads Dorothy through palace corridors and provides a green dress and a ribbon for Toto), and participates in courtly order and humor (in The Marvelous Land of Oz she is used by the Scarecrow to 'translate' in a prank involving Jack Pumpkinhead). Her behaviors emphasize kindness, loyalty to office, discretion (she withholds details of Mombi's trick until assured protection), and resilience in remaining at her post through regime changes.