Additions to the Orchid Flora of Central America: with Observations on Noteworthy Species
Boston: [Lawrence Press], 1923. Paperback. 58pp+ index, plates. Wraps tanned and a bit edgeworn, scattered foxing throughout, else very good. More
Boston: [Lawrence Press], 1923. Paperback. 58pp+ index, plates. Wraps tanned and a bit edgeworn, scattered foxing throughout, else very good. More
Boston: Lawrence Press, 1925. Paperback. 59pp+ index. Wraps tanned and a bit edgeworn, scattered foxing throughout, else very good. More
Boston: Lawrence Press, 1930. Paperback. 112pp+ index. Wraps tanned and a bit edgeworn, scattered foxing throughout, else very good. More
Boston: Lawrence Press, 1925. Paperback. 84pp+ plates and index. Wraps tanned and a bit edgeworn, scattered foxing throughout, else very good. More