Fig. 1.—Lecheguilla with Flowers and Fruit. Fig. 2.—Lecheguilla (Agave lecheguilla) near Boquillas, Great Bend of Rio Grande. Title: Biological survey of Texas : Life zones, with characteristic species of mamm More
Fig. 1.—Lecheguilla with Flowers and Fruit. Fig. 2.—Lecheguilla (Agave lecheguilla) near Boquillas, Great Bend of Rio Grande. Title: Biological survey of Texas : Life zones, with characteristic species of mamm More
Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Reptiles, with notes of distribution. Mammals, with notes on distribution, habits and econo More
Fig. 1.—Lecheguilla with Flowers and Fruit. Fig. 2.—Lecheguilla (Agave lecheguilla) near Boquillas, Great Bend of Rio Grande. Title: Biological survey of Texas : Life zones, with characteristic species of mamm More
Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Reptiles, with notes of distribution. Mammals, with notes on distribution, habits and econo More
Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Reptiles, with notes of distribution. Mammals, with notes on distribution, habits and econo More
Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Reptiles, with notes of distribution. Mammals, with notes on distribution, habits and econo More
Caption: Agave wislizeni in Flower, Davis Mountains. Hummingbird as Flower Cluster on Left.[Accepted Scientific Name: Agave parrasana A.Berger] Title: Biological survey of Texas : Life zones, with characterist More
Fig. 1.—Ocotillo (Fouquiera splendens) and Creosote Bush (Covillea tridentata).Fig. 2.—Desert Vegetation of Great Bend Region. Title: Biological survey of Texas : Life zones, with characteristic species of mam More
Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Reptiles, with notes of distribution. Mammals, with notes on distribution, habits and econo More
Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Reptiles, with notes of distribution. Mammals, with notes on distribution, habits and econo More
Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Reptiles, with notes of distribution. Mammals, with notes on distribution, habits and econo More
Fig. 1.—Cypress Swamp, near Jefferson.Fig. 2.—Mixed Swamp Timber near Jefferson, Texas. Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Rept More
Fig. 1.—Cypress Swamp, near Jefferson.Fig. 2.—Mixed Swamp Timber near Jefferson, Texas. Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Rept More
Fig. 1.—Cypress Swamp, near Jefferson.Fig. 2.—Mixed Swamp Timber near Jefferson, Texas. Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Rept More
Fig. 1.—Ocotillo (Fouquiera splendens) and Creosote Bush (Covillea tridentata).Fig. 2.—Desert Vegetation of Great Bend Region. Title: Biological survey of Texas : Life zones, with characteristic species of mam More
Fig. 1.—Ocotillo (Fouquiera splendens) and Creosote Bush (Covillea tridentata).Fig. 2.—Desert Vegetation of Great Bend Region. Title: Biological survey of Texas : Life zones, with characteristic species of mam More
Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Reptiles, with notes of distribution. Mammals, with notes on distribution, habits and econo More
Title: Biological survey of Texas : Life zones, with characteristic species of mammals, birds, reptiles, and plants. Reptiles, with notes of distribution. Mammals, with notes on distribution, habits and econo More