Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2012)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2013)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2014)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2015)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2016)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2017)

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1932)

Hardy ferns; how I collected and cultivated them - Bellairs, Nona Maria Stephenson. (Smith, Elder, 1865)

Hardy ferns, wild and rock garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1958)

Hardy ferns, wild and rock garden plants, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1937)

Hardy ferns, wild and rock garden plants, evergreens : wholesale trade list 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1929)

Hardy ferns, wild flowers, rock garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1943)

Hardy flowering perennials, roses, shade and flowering trees, shrubs, hedge plants, vines, evergreens, fruit trees, and small fruits : price list, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bristol Nurseries, Inc, 1930)

Hardy herbaceous & Alpine plants : autumn 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1928)

Hardy herbaceous & Alpine plants : Spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous & Alpine plants : spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1928)

Hardy herbaceous & Alpine plants : spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1929)

Hardy herbaceous & Alpine plants : wholesale catalog, autumn 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1929)

Hardy herbaceous & Alpine plants : wholesale catalog, Autumn 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1929)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous and Alpine plants : Autumn 1925 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1925)

Hardy herbaceous and Alpine plants : Autumn 1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and Alpine plants : Spring 1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and alpine plants : spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1931)

Hardy herbaceous and Alpine plants : wholesale catalog, Autumn 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and Alpine plants : wholesale catalog, Autumn 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1925)

Hardy herbaceous and Alpine plants : wholesale catalog, Spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and alpine plants : wholesale catalog, spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1931)

Hardy herbaceous perennials, alpine and rock plants, hardy florists' flowers, bog and water plants - James Veitch & Sons. (James Veitch & Sons, Ltd, 1913)

Hardy native and imported alpines and perennials : retail catalog 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1940)

Hardy native and imported alpines and perennials : retail catalog 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1939)

Hardy native and imported alpines and perennials : retail catalog 1934-1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1934)

Hardy native and imported alpines and perennials : retail catalog 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1938)

Hardy native and imported alpines and perennials : retail catalog 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1936)

Hardy native and imported alpines and perennials : retail catalog, 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Saxton & Wilson, 1945)

Hardy native and imported alpines and perennials : retail catalog 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1941)

Hardy native and imported alpines and perennials : retail catalog 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1937)

Hardy native and imported alpines and perennials : retail catalog 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1942)

Hardy native and imported alpines and perennials : retail catalog 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1934)

Hardy native and imported alpines and perennials : retail catalog 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1944)

Hardy native ferns, orchids, lilies, trilliums : all for planting in early autumn 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1926)

Hardy native ferns, orchids, lilies, trilliums : all for planting in early autumn, 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1927)

Hardy native lilies, orchids, ferns, aquatic and bog plants, and wild flowers : wholesale trade list, fall 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1935)

Hardy perennial plants : season 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1957)

Hardy perennial plants : season 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1958)

Hardy perennial plants : season 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1959)

Hardy perennial plants, wholesale only for spring 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph F. Martin Co, 1943)

Hardy perennial plants : wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph F. Martin Perennial Nurseries, 1931)

Hardy perennial plants : wholesale trade list [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph F. Martin Perennial Nurseries, 1930)

Hardy plant materials [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.V. Lawrence, 1929)

Hardy plants and bulbs : fall 1948, spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1949)

Hardy plants by Wayside Gardens : root strength, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1934)

Hardy plants for New England gardens, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1937)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1939)

Hardy plants, rock plants, lilies, bulbs : 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1933)

Hardy plants, rock plants, lilies, bulbs : Autumn, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1932)

Hardy plants, rock plants, lilies, bulbs : autumn 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1934)

Hardy plants, rock plants, lilies, bulbs, seeds : wholesale catalog, spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1935)

Hardy plants, rock plants, lilies, bulbs : spring, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1932)

Hardy plants, rock plants, lilies, bulbs : wholesale catalog, autumn 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1933)

Hardy plants, rock plants, lilies, bulbs : wholesale catalog, autumn 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1934)

Hardy plants, rock plants, lilies, bulbs : wholesale, fall 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1931)

Hardy plants : root strength, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1936)

Hardy plants, root strength, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1937)

Hardy plants, root strength, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1938)

Hardy plants, roses, shrubs, bulbs : wholesale catalog, fall 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1956)

Hardy plants : roses, shrubs, lilies, bulbs, seeds : wholesale catalog, spring 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1941)

Hardy plants : spring 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph W. Shreve, 1932)

Hardy plants, spring 1944 wholesale only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph F. Martin Company, 1944)

Hardy trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louis A. Byrne Nurseries, Inc, 1936)

Hardy trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Daybreak Nurseries, 1936)

Hardy trees, shrubs, plants and bulbs : all for autumn planting : summer and fall 1950, extended for spring 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1951)

Hardy trees, shrubs, plants and bulbs : all for autumn planting : summer and fall 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1950)

Hardy trees, shrubs, plants and bulbs : all for spring planting : spring 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1953)

Hardy trees, shrubs, plants and bulbs : all for spring planting : spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1952)

Hardy trees, shrubs, plants and bulbs : fall 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1949)

Hardy trees, shrubs, plants and bulbs : fall-spring 1947-1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1947)

Hardy trees, shrubs, plants and bulbs : spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1949)

Hardy vines, climbers, creepers, ferns, aquatic and bog plants, orchids, bulbs and perennials : July and August offerings : all for planting in early autumn, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1930)

Hardy vines, climbers, creepers, ferns, aquatic and bog plants, orchids, bulbs and perennials : all for planting in early autumn, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1929)

Hardy vines, climbers, creepers, ferns, aquatic and bog plants, orchids, bulbs and perennials : special offerings for July and August : all for planting in early autumn, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1931)

Hardy wild flowers : 1942 spring list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hereford's Gardens, 1942)

Hardy wild flowers : 1943 spring list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hereford's Gardens, 1943)

Hardy wild flowers, ferns, etc., rock garden, pool plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andy's Wild Flower Gardens, 1944)

Hardy wild flowers, ferns, etc., rock garden, pool plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andy's Wild Flower Gardens, 1949)

Hardy wild flowers from the Ozarks : fall and spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph W. Shreve, 1931)

Hardy wild flowers from the Ozarks : season 1925-26 [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph W. Shreve, 1925)

Hardy wildflowers, hardy ferns, perennials, rock-plants, gladiolus bulbs, garden supplies : 1957 spring, fall 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1957)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, garden supplies : 1959 spring, fall 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1959)

Hardy wildflowers, hardy ferns, perennials, rock-plants, gladiolus bulbs, garden supplies : 1955 spring, fall 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1955)

Hardy wildflowers, hardy ferns, perennials, rock-plants, gladiolus bulbs, garden supplies : 1956 spring, fall 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1956)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, rose bushes, garden supplies : spring and fall, 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1949)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, garden supplies : 1951 spring, fall 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1951)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, rose bushes, garden supplies : spring and fall, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1948)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, garden supplies : 1954 spring, fall 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1954)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, rose bushes, garden supplies : spring, fall, 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1950)

Hardy wildflowers, hardy ferns, perennials, rock-plants, gladiolus bulbs, garden supplies : 1958 spring, fall 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1958)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, garden supplies : 1952 spring, fall 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1952)

[Harlan P. Kelsey (Firm) materials] - Harlan P. Kelsey (Firm) (1885)

Harriman Alaska series. vol. I-V, VIII-XIV - Smithsonian Institution (Smithsonian Institution, 1904)

Have a "Templin-Bradley garden" in 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Templin-Bradley Co, 1934)

Hayward's Botanist's pocket-book; containing the chief characteristics of British plants; with botanical name, common name, soil or situation, colour, growth, and time of flowering of every plant, arranged under its own order - Druce, George Claridge, 1850 -1932 (G. Bell, 1930)

he bei mu lan wei chang zhi wu zhi 河北木兰围场植物志 - Zhao, Jiancheng & Kong Zhaopu 赵建成, 孔照普 (ke xue chu ban she科学出版社, 2008)

Hedwigia (Verlag und Druck von C. Heinrich, 1865)

Hedwigia (Verlag und Druck von C. Heinrich, 1866)

Hedwigia (Verlag und Druck von C. Heinrich, 1867)

Hedwigia (Verlag und Druck von C. Heinrich, 1869)

Hedwigia (Verlag und Druck von C. Heinrich, 1874)

Hedwigia (Verlag und Druck von C. Heinrich, 1875)

Hedwigia (Verlag und Druck von C. Heinrich, 1889)

Hedwigia (Verlag und Druck von C. Heinrich, 1891)

Hedwigia (Verlag und Druck von C. Heinrich, 1887)

Hedwigia (Verlag und Druck von C. Heinrich, 1892)

Hedwigia (Verlag und Druck von C. Heinrich, 1893)

Hedwigia (Verlag und Druck von C. Heinrich, 1894)

Hedwigia (Verlag und Druck von C. Heinrich, 1898)

Hedwigia (Verlag und Druck von C. Heinrich, 1899)

Hedwigia (Verlag und Druck von C. Heinrich, 1901)

Hedwigia (Verlag und Druck von C. Heinrich, 1902)

Hedwigia (Verlag und Druck von C. Heinrich, 1903)

Hedwigia (Verlag und Druck von C. Heinrich, 1904)

Hedwigia (Verlag und Druck von C. Heinrich, 1905)