Sap Concentration and Plant Communities [stub]

Geo. D. Fuller
1918 Botanical Gazette  
Known as the Early Journal Content, this set of works include research articles, news, letters, and other writings published in more than 200 of the oldest leading academic journals. The works date from the mid--seventeenth to the early twentieth centuries. We encourage people to read and share the Early Journal Content openly and to tell others that this resource exists. People may post this content online or redistribute in any way for non--commercial purposes. Read more about Early Journal
more » ... ntent at http://about.jstor.org/participate--jstor/individuals/early-journal--content. JSTOR is a digital library of academic journals, books, and primary source objects. JSTOR helps people discover, use, and build upon a wide range of content through a powerful research and teaching platform, and preserves this content for future generations. JSTOR is part of ITHAKA, a not--for--profit organization that also includes Ithaka S+R and Portico. For more information about JSTOR, please contact support@jstor.org. i9gi8] CURRENT LITERATURE 285 HITCHCOCK and CHASE23 have published a manual of all the known grasses of the West Indian Islands. The term "West Indies" is defined as including Bermuda, the Bahamas, Trinidad, and Tobago, but excludes the Dutch Islands off the coast of Venezuela. The publication contains descriptions of 455 species, representing iio genera, including 17 new species and a new genus (Saugetia) related to Gymnopogon. STEPHANI24 has issued the fifth volume of his Species Hepalicarum, which deals with the Acrogynae, along with title page and index. He describes 296 species, chiefly established by himself, representing M6 genera, 9 of the species being new. The large genera are Aneura (II3 spp.) and Anthoceros (64 spp.). WERNHAM,25 in continuation of his studies of tropical American Rubiaceae, has described 7 new species of Psychotria. The same author26 has described io new species of Palicourea and 2 new species of Cephaelis from tropical America, chiefly Colombia.-J. M. C.
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