368 BIBLIOGRAPHY.
cissus poeticus collected in the south of France, M. Gay concludes that the corona is not a special organ nor an appendage com- parable to stipules, but that it is formed by the marginal union of the dilated connectives of three metamorphosed anthers. GrAUDrN", Ch. T. — Sur la vegetation contemporaine de l'homme primitif.
Arch. Sc. Phys. et Nat. Aug. 1860, p. 280. Goppeet, H. E. — Ueber die Anordnung der Alpenpflanzen im bota- nischen Garten zu Breslau. Flora, 1860, pp. 561-8.
Arranged with a view to afford popular instruction in the character and general relations of the Floras of high latitudes and elevations. Gbenieb, Ch. — Eecherches sur le Posidonia Caulini, Kon. Bull. Soc. Botan. Tom. vii. pp. 362-6.
An account of notices of the species from the time of Homer, with its synonymy. Gbis, Abthtje.— Note sur une plante qui constitue probablement un nouveau genre de la Tribu des Marantees. Bull. Soc. Botan. Tom. vii. pp. 320-322,
This plant, allied to Phrynium, is described under the name of Marantochloa Comorensis. Ad. Br.
Note sur l'origine et le mode de Formation des Canaux peri-
spermiques dans la Graine des Marantees. Ann. S. N. Ser. iv. (Bot.) Tom. xiii. pp. 97-102. With 2 plates. Also BuU. Soc. Botan. Tom. vii. pp. 237-9.
The canals, which are branches of the chalaza, are due to the curvature of the axis of the nucleus. Their formation may be traced as the ovule assumes its campylotropous form, from, at first, slight depressions to the long narrow blind canals, which were considered by E. Brown to be due to aborted embryos. Geisebach, A. H. E. — Flora of the British West Indian Islands. Sect. i. pt. 3. Leguminosse (Teramnus) to Loranthaceae. With Index to Section I.
New genera described are Prioria (Leguminosse, near Copai- fera) ; Anamomis (Myrtacese) ; PJuryckcenia, Chcenopleura, Criig., Pleurochcenia, Octopleura (Melastomacea?) ; Cionandra, Gionosicys (Cucurbitaceae) ; Triads and Trilolacis (Turneracese).
A synoptical key is given to the West Indian genera of Me- lastomacea?, 29 in number. Several of the generic descriptions are re-written.
Erlauterungen ausgewahlter Pflanzen des tropischen Ame-
rikas. 58 pp. 4to. (Ext. Bd. ix. Ablm. K. G. Wissen. Gottingen), 1860.
This brochure was published simultaneously with the first volume of the author's " Flora of the British West Indian Islands," and serves to explain the grounds upon which certain changes, chiefly affecting generic or ordinal circumscription, were intro- duced into that work.
Phytolaccacea?. The genus Aadestis, Moc. Sess., referred by De Candolle to Menispermacese, and by Prof. Grisebach to Phyto- laccacese, as suggested by Mr. Bentham ? is described in detail.
