(1955). Native grasses - Legumes and forbs - Section 1 of a series - Pasture and range plants (26p.) - Native grasses - Legumes and forbs - Section 2 of a series (37p.) - Undesirable grasses and forbs - Section 3 of a series (45p.) - Poisonous grassland plants - Section 4 of a series (25p.) - Introduced grasses and legumes - Section 5 of a series (25p.) - Introduced grasses and legumes - Section 6 of a series (25p.). Oklahoma: Phillips Petroleum Company.

Native Grasses - Legumes and Forbs - Section 1 of a Series - Pasture and Range Plants (26p.) - Native Grasses - Legumes and Forbs - Section 2 of a Series (37p.) - Undesirable Grasses and Forbs - Section 3 of a Series (45p.) - Poisonous Grassland Plants - Section 4 of a Series (25p.) - Introduced Grasses and Legumes - Section 5 of a Series (25p.) - Introduced Grasses and Legumes - Section 6 of a Series (25p.). Oklahoma: Phillips Petroleum Company, 1955.

Native Grasses - Legumes and Forbs - Section 1 of a Series - Pasture and Range Plants (26p.) - Native Grasses - Legumes and Forbs - Section 2 of a Series (37p.) - Undesirable Grasses and Forbs - Section 3 of a Series (45p.) - Poisonous Grassland Plants - Section 4 of a Series (25p.) - Introduced Grasses and Legumes - Section 5 of a Series (25p.) - Introduced Grasses and Legumes - Section 6 of a Series (25p.). Oklahoma: Phillips Petroleum Company, 1955.