Our native ferns, or, A history of the British species and their varieties / by E.J. Lowe - Lowe, E. J. (Edward Joseph), 1825 -1900 (G. Bell & Sons, 1874)

Our native ferns; or, A history of the British species and their varieties - Lowe, E. J. (Edward Joseph), 1825 -1900 (Groombridge, 1865)

Our nursery service, fall of 1947–spring of 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Wild Flower Nursery, 1947)

Out-of-the-ordinary bulbs for 1958 : 30 years of catering to the bulb collector - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oakhurst Gardens, 1958)

Out-of-the-ordinary bulbs for 1958 : 31 years of catering to the bulb collector - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oakhurst Gardens, 1959)