]> [collector note: Green Britain: GH, K (orig.), NMW (plants from E. Gloucester, col. 1956)] Botany Sprague, Mary Letitia ['Manna'] [née Green; Mrs. Thomas A. Sprague] Sprague, Mary Letitia ['Manna'] [née Green; Mrs. Thomas A. Sprague] M. L. Sprague 1886 1978