
PLATE A
LIST OF ILLUSTRATIONS.
INTRODUCTION.
GEOGRAPHICAL CHARACTERISTICS OF ALGERIA.
CLIMATE OF ALGERIA.
Table 1.—Seasonal distribution of rain.
Table 2.—Rainfall at Ouargla, in millimeters.
Table 3.—Seasonal distribution, in percentages, of rain.
Table 4.—Mean relative humidity, in percentages.
Table 5.—Evaporation in millimeters, 1908.
The book opens with a vivid tour of the Algerian Sahara’s most striking locales, from the bustling wood market of Laghouat to the secluded oases that punctuate the harsh desert landscape. Detailed plates map the region’s drainage patterns and reveal how caravans load camel‑back bundles of juniper, oak, and pine for trade. Readers are invited to picture the modest settlements—fortified stations, nomad camps, and cultivated plots—nestled against sun‑baked hillsides. The early sections set a clear sense of place, grounding the botanical study in the everyday rhythms of Saharan life.
From there the author turns to the plants themselves, pairing meticulous illustrations with concise descriptions of shoot habits, leaf forms, and root systems. Species such as Acanthyllis tragacanthoides, Haloxylon articulatum, and Peganum harmala are examined within their natural habitats, from sandy hamada plains to limestone valleys. The work highlights how grazing, water scarcity, and human cultivation shape the desert flora, offering listeners a layered portrait of survival and adaptation in one of the world’s most extreme environments.
Language
en
Duration
~4 hours (250K characters)
Series
Carnegie Institution of Washington publication no. 178
Publisher of text edition
Project Gutenberg
Original publisher
United States: Carnegie Institution of Washington, 1913.
Credits
Galo Flordelis (This file was produced from images generously made available by The Internet Archive)
Release date
2023-04-18
Rights
Public domain in the USA.
1870–1958
A pioneering American plant physiologist, he helped open up the scientific study of desert plants and ecosystems. His work ranged from early ideas about heredity to field research in Arizona, Africa, Australia, and Mexico.
View all books
by Dallas Lore Sharp

by Friedrich Gerstäcker

by Dallas Lore Sharp

by Dallas Lore Sharp

by Richard Ligon

by Dallas Lore Sharp