PHANEEOGAMIA. 431 



its inner face. After an interval of from seven to eight years the 

 tree undergoes a second ' demasclage.' The anatomical relations 

 of the ' liege male' and the ' liege femelle,' the structure of the 

 periderm and of the zones, alternating ia density, of the cork, are 

 treated of and illustrated by figures. 



DELA.VAUD, C. — Etude teratologique sur des feuilles de I'Orme cham- 

 petre. BuU. Soc. Bot. 18G1. p. 104. 



Observations upon abnormal leaves of an Elm ( Ulmus eampes- 

 tris), apparently resulting from the incomplete union of a pair of 

 leaves free towards their summits ; due, however, to a hypertrophy 

 of single leaves. 



Note sur une Eleur tetramere de Tigridia Pavonia. p. 146. 



De Melicocq, Le Baron. — Pliysiologie vegetale aux xiv^, xv® et xvi^ 



Siecles. BuU. Soc. Bot. viii. p. 288. 

 Des Moulins, Ch. — Sur la pelorie anectariee du Linaria vulgaris. 

 Bull. Soc. Botan. vii. p. 504. 



Memorandum of two spurless-flowered specimens in the 

 author's herbarium, collected in the South of France. 

 De VisiANr, R. — Plantarum Serbicarum Pemptas, ossia Descrizione 

 di cinque Piante serbiane. Mem. deUIst. Venetoix. 165. Opiates. 

 With detailed description and figure of JPanqicia, a new genus 

 of UmbeUiferae, noted in Sem. Hort. Bot. Patav. cat. 1857. 

 Other new species are described and figured. 

 Dewet, C. — Caricography. Am. Journ. Sc. xxxi. 23. xxxii. 38. 



Descriptions of new and imperfectly known species of Garex. 



DiCKSOK, Alexander. — Note on Baillon's Organogenic Researches 

 on the Female Flower of the Coniferae. Ed. Phil. Journ. N. S. 

 xiii p. 193. 



" The small scale-like body situated near the apex of the ap- 

 parent scale ia most of the species of Araucaria" the author 

 regards as the representative of the cone-scale of Abies. In Dmn- 

 onara the axillary scales are incorporated with the bracts of the 

 cone, as in Araucaria hrasiliensis : a imion to a greater or less 

 extent of the base of the bract and that of the 'scale' is usual, if 

 not universal, in Abies and Pinus. 



On some of the Stages of Development in the Female Flower 



of Dammara australis. Ed. Ph. Journ. 1861. Ext. pp. 8. With 

 1 plate. Also Trans. Ed. Bot. Soc. vii. 207. 



Showing that the cone-scales of Dammara are, as in Araucaria, 

 * the leaves of the cone-shoot.' The author's observations confirm 

 BaiUon's view of the primitive duality of the envelopes of the 

 " nucleus" or ovule. 



Dickson, A. — Observations upon the Morphological Constitution of 

 certain Abietiaeous Cones. Trans. Ed. Bot. Soc. vii. 47. 



DouMET, FUs. — Souvenir d'lme herborisation au mont Viso faite 

 pendant la session extraordinaire de la Societe botanique de 

 France. 8vo. 22 pp. Ann. Soc. d'Hort. de I'Herault. 



