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Per Axel Rydberg

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Flora of the Sand Hills of Nebraska

Per Axel Rydberg · Franklin Classics Trade Press

84 sayfa · 2018

Kategori yok

Flora of the Rocky Mountains and adjacent plains

Rydberg, Per Axel · Hafner Pub. Co.

1143 sayfa · 1917

Botany / Plants

Flora of the Black Hills of South Dakota

Per Axel Rydberg · Franklin Classics

96 sayfa · 2018

Kategori yok

Catalogue of the flora of Montana and the Yellowstone National Park

Rydberg, Per Axel · Press of the New Era Printing Co.]

492 sayfa · 1900

Botany / Plants

Flora of Colorado

Rydberg, Per Axel · Experiment Station

448 sayfa · 1906

Botany / Plants

Flora of the prairies and plains of central North America

Rydberg, Per Axel · Dover Publications

969 sayfa · 1932

Plants / Botany / Pteridophyta / Phanerogams / Identification

Flora of the Black Hills of South Dakota

Rydberg, Per Axel · Gov't Print. Off.

536 sayfa · 1896

Botany / Plants

Key to the Rocky Mountain flora

Rydberg, Per Axel · The author

305 sayfa · 1919

Botany / Plants

Flora of the Rocky Mountains and adjacent plains, Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, and British Columbia

Rydberg, Per Axel · The author

1110 sayfa · 1917

Botany / Plants

A monograph of the North American Potentilleae

Rydberg, Per Axel · Press of the New Era Printing Company]

223 sayfa · 1898

Potentilleae / Botany / Rosaceae / Cinquefoils

The North American species of Physalis and related genera

Rydberg, Per Axel · Torrey Botanical Club

374 sayfa · 1896

Physalia

Flora of the Rocky Mountains and adjacent plains, Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, North Dakota, and British Columbia

Rydberg, Per Axel · The author

1143 sayfa · 1922

Botany

Studies on Rocky Mountain flora

Rydberg, Per Axel · New York Botanical Garden

Sayfa sayısı yok · 1899

Plants

Studies on the Rocky Mountain flora

Rydberg, Per Axel · [Torrey Botanical Club]

Sayfa sayısı yok · 1900

Botany

CiltFlora of the Rocky Mountains and adjacent plainsPer Axel Rydberg

Flora of the Rocky Mountains and adjacent plains

Per Axel Rydberg · Hafner

Sayfa sayısı yok · 1922

Kategori yok

CiltKey to the Rocky Mountain FloraPer Axel Rydberg

Key to the Rocky Mountain Flora

Per Axel Rydberg · Creative Media Partners, LLC

Sayfa sayısı yok · 2015

Kategori yok

GeologyScandinavians who have contributed to the knowledge of the flora of North AmericaRydberg, Per Axel

Scandinavians who have contributed to the knowledge of the flora of North America

Rydberg, Per Axel · Augustana Book Concern

78 sayfa · 1907

Scandinavian Botanists / Bio-bibliography / Botany / History / Geology

Plants, identificationRydberg Flora Prairies V2Per Axel Rydberg

Rydberg Flora Prairies V2

Per Axel Rydberg · Dover Publications Inc.

Sayfa sayısı yok · 1972

Botany, united states / Plants, identification

CiltSome Senecioid generaRydberg, Per Axel

Some Senecioid genera

Rydberg, Per Axel · Yayınevi bilinmiyor

Sayfa sayısı yok · 1924

Kategori yok

CiltFlora of the prairies and plains of central North America,Per Axel Rydberg

Flora of the prairies and plains of central North America,

Per Axel Rydberg · The New York Botanical Garden

Sayfa sayısı yok · 1932

Kategori yok

OrchidsThe American species of Limnorchis and Piperia, north of MexicoRydberg, Per Axel

The American species of Limnorchis and Piperia, north of Mexico

Rydberg, Per Axel · Yayınevi bilinmiyor

643 sayfa · 1901

Piperia / Limnorchis / Orchids

Sand dunesFlora of the sand hills of NebraskaRydberg, Per Axel

Flora of the sand hills of Nebraska

Rydberg, Per Axel · Govt. Print. Off.

203 sayfa · 1895

Botany / Sand dunes

CinquefoilsFurther studies on the PotentilleaeRydberg, Per Axel

Further studies on the Potentilleae

Rydberg, Per Axel · Yayınevi bilinmiyor

183 sayfa · 1901

Potentilla / Cinquefoils

BotanyList of plants collected on the Peary Arctic Expedition of 1905-06 by Dr. L.J. Wolf, and of 1908-09 by Dr. J.W. GoodsellRydberg, Per Axel

List of plants collected on the Peary Arctic Expedition of 1905-06 by Dr. L.J. Wolf, and of 1908-09 by Dr. J.W. Goodsell

Rydberg, Per Axel · Yayınevi bilinmiyor

11 sayfa · 1912

Botany

Forage plantsA report upon the grasses and forage plants of the Rocky Mountain regionRydberg, Per Axel

A report upon the grasses and forage plants of the Rocky Mountain region

Rydberg, Per Axel · U.S. Dept. of Agriculture, Division of Agrostology

48 sayfa · 1897

Forage plants

CottonwoodOn the American black cottonwoodPer Axel Rydberg

On the American black cottonwood

Per Axel Rydberg · Yayınevi bilinmiyor

50 sayfa · 1893

Cottonwood

CiltPlant geography of North AmericaPer Axel Rydberg

Plant geography of North America

Per Axel Rydberg · Yayınevi bilinmiyor

Sayfa sayısı yok · 1900

Kategori yok

LegumesNotes on FabaceaePer Axel Rydberg

Notes on Fabaceae

Per Axel Rydberg · New York Botanical Garden

13 sayfa · 1923

Legumes

CinquefoilsNotes on PotentillaRydberg, Per Axel

Notes on Potentilla

Rydberg, Per Axel · Yayınevi bilinmiyor

Sayfa sayısı yok · 1896

Cinquefoils