418 BIBLIOGEAPnT. 



ceae, the autlior suggests whether horticulture might not imitate 

 what in the case of this group occurs spontaneously. Dr. Baillon 

 obtained young plants from the axils of the " ovarian " leaves 

 from cross sections of the ovary of a Jussiaea placed under glass. 

 Baillon, H. — Generum novorum quatuor descriptio. p. 184. 



The genera are Tandonia, Gavarretia, Wurtzia, and Begnaldia; 

 — all Euphorbiaceous. 

 "' Eecherches siu" I'organisation et le Developpement des Eri- 



coidees. p. 189. 



Including Monotropeae, Pyrolaceae, Ei'icineae, Cyrilleae, 

 Upacrideae, Humiriaceae, and Sarraceniaceae. 



' Note sur une nouvelle espece du genre Sorocea. p. 212. 



S. KlotzscTiiana, Spruce's No. 3794. 

 — — — — Memoire sur le developpement du Fruit des Morees. p. 214. 

 Sur une Bruyere a Gynecee monstrueux et sur le Placenta 



normal de quelques Ericinees. p. 287. 



Note sur un Paradoxe de regularite dans les fleurs de la 



Limoselle. 305. 



The occurrence of regular tetramerous flowers in Limosella 

 aquatica, the posterior sepal being aborted and the two posterior 

 lobes of the corolla connate. 



Me^joire sur la SjTnetrie et I'organogenie florale des Maran- 



tees. p. 306. 



With an account of the floral organogeny of Thalia dealbata ; 

 the development of the flower in Calathea, Stromanthe and 3fa- 

 ranta is described as agreeing with it in essential points. The 

 author regards the Marantaceae as ha\ang a regular double 

 perianth, and three stamens in one verticil, each opposed to a 

 segment of the corolla. Of these stamens, usually two, some- 

 times one, or exceptionally all three, split above, in the part cor- 

 responding to the anther, one division ordy becoming fertile and 

 pollen-bearing. The arilliform thickening of the ovules of Ma- 

 rantaceae is due to a swelling of the primine. 



Experiences relatives a I'absorption des Liquides par les 



Eeuilles. p. 328. 



With statements of the quantity of water absorbed by the 

 leaves, plunged into vessels containing it while still attached to 

 the tree. 



Observations sur les Ovules des Anemones et de quelques 



autre Eenonculacees. p. 334. 



1. On the occurrence of ovides, abortive at an early stage 

 in the development of the pistil, in Anemone and Adonis. 2. M. 

 Baillon believes the Hellebores to have ovules with but a single 

 coat, in opposition to M. Barneoud's opinion that iu all Eanim- 

 cidaceae there are two. 3. The relative position of the micro- 

 pyle, aftbrdiug a character distinguishing Eanimculaceae from 

 Ddleuiaccae. 4. Memorandum on the two minute lateral glands 

 at the base of the connective in Anemone and some Berberideae 



