iVOTES AND ABSTRACTS. 



789 



Flora of Pondikonisi. By C. Sprenger {Oester. Gart. Zeit. vol. v. 

 pt. i. pp. 3-5). — The small island of Pondikonisi, or Mouse Island, off 

 Corfu, contains no trees and few plants that are indigenous. The 

 following are native: Osiris alba, Arundo Pliniana, Smilax aspera, 

 Phlomis fruticosa, Foeniculum vulgare, Artemisia arborescens, 

 Antirrhinum majus, Arum italicum, and Arisarum vulgare. — S. E, W. 



Floral Art of Japan. By H. Pudor {Gartenflora, vol. Hx. 

 pt. xii. pp. 253-259, and pt. xiv. pp. 302-305).— The author gives the 

 rules governing the arrangement of flowers in Japan. — S. W. 



Flower Gardens and Pleasure Grounds. By H. Keid {Agr, 

 Gaz. N.S.W. vol. xxi. pt. vi. pp. 492-498; 2 plates).— The author 

 recommends geometrical designs for flower beds, and gives general 

 directions for cultivation. — ^S^. E. W . 



Forag-e Crops, A Search for New Legruminous. By C. V. Piper 



[U.S.A. Dep. Agr. Yearbook 1908, 6 pp., 6 plates). — A description 

 of experiments made to test the value of certain leguminous plants. 

 The following are illustrated and described : Lyon bean [Mucuna 

 Lyoni), Kudzu [Pueraria Thunbergiana), Brabham cow pea, Tangier 

 pea (Lathyrus tingitanus), Ad^uki beans (Phaseolus angularis), 

 Bonavist (Dolichos lablab), Hindu cow peas (Vinga Catjang). 



E. A. Bd. 



Forests of Alaska. By E. S. Kellog {U.S.A. Dep. Agr., Forest 

 Service, Bull. 81, 1910). — The author gives an interesting description 

 of these little -known forests, with the climate, physical features, and 

 the dominating species of trees. The future of Alaska forests is also 

 considered, and practical suggestions made as to what should be done 

 in the matter of protection, and in order to render them of the greatest 

 value as timber producers. — A. D. W . 



Forests, The Life History of Lodgrepole Burn. By F. E 



Clements {U.S.A. Dep. Agr., Forest Service, Bull. 79, 1910).— The 

 life-history of the burned areas of Estis Park — a typical forest area of 

 Northern Colorado — is interesting reading. Seed distribution by 

 squirrels and birds, and often forest fires, would appear to be the 

 principal means by which regeneration of these burnt-out forests is 

 brought about. — A. D. W. 



Forcing". By St. K. V. Eamult {Oester. Gart. Zeit. vol. v. pt. viii. 

 pp. 295-302). — The period of rest which a plant must endure before 

 it can be induced to flower long before its natural season may be 

 brought about by (1) exposure to the vapour of ether or chloroform; 

 (2) immersion in warm water; (3) exposure to a temperature below the 

 freezing-point of water. 



Etherization yields the best results in October and November. 

 The operation is carried on in an air-tight chamber or vessel at a 

 temperature of 60^ F. to 61°. The plants are removed from the 

 ground some time before they are brought into tlie chamber in order 



