408 BIBLIOGRAPHY 



Treviranus, L. C. Noch etwas iiber die Schlauche der Utricularien. 



(1848 1 ) Bot. Zeit. Jahrg. 6, 1848, pp. 444-448. 



[PP- 93- 99> I 54l (Notes on the bladders of Utricularia which the author regards 



as of foliar nature.) 



Treviranus, L. C. Observationes circa germinationem in Nymphaea et 



(1848 2 ) Euryale. Abhandl. d. Math.-Phys. Classe d. konig. 

 bay. Akad. d. Wiss. Bd. v. Abt. n. 1848, pp. 397-403. 

 i pi. 



[A description in Latin of the germination of Nymphaea 

 (Castalia) caerulea and Euryale ferox. In the latter case the 

 author figures the four outgrowths which were later described 

 by Goebel as breathing organs.] 



Treviranus, L. C. De germinatione seminum Euryales. Bot. Zeit. 



(1853) Jahrg. xi. pp. 372-374. i853- 



[This short paper should be read in connexion with Treviranus, 

 L. C. (l848 2 ) since it consists of corrections of the latter, based 

 on a better supply of material of Euryale ferox.] 



Treviranus, L. C. Vermischte Bemerkungen. i. Hybernacula des Pota- 



(1857) mogeton crispus. 2. Hybernacula der Hydrocharis 



[p. 67] Morsus Ranae L. Bot. Zeit. Jahrg. 15, 1857, pp. 



697-702, i pi. 



[As regards Potamogeton crispus Treviranus confirms the 

 observations recorded by Clos, D. (1856). He also gives a 

 short description of the winter buds of Hydrocharis.] 



Tulasne, L. R. (1852) Podostemacearum Monographia. Archives du Mu- 

 [p. 112] seum d'hist. nat. T. vi. 1852, 208 pp., 13 pis. 



(This highly important Latin monograph is illustrated with 

 a series of exquisite plates, giving a clear idea of the peculiarities 

 of this anomalous family.) 



Unger, F. (1849) Die Entwickelung des Embryo's von Hippuris 



vulgaris. Bot. Zeit. Jahrg. 7, 1849, pp. 329339, 2 pis. 

 (A description of the embryology of Hippuris. The spherical 

 multicellular embryo becomes sunk in the endosperm by means 

 of a long suspensor.) 



Unger, F. (I854 1 ) Einiges iiber die Organisation der Blatter der 



Victoria regia Lindl. Sitzungsber. d. k. Akad. d. 

 Wissenschaften, Math.-Naturwissens. Classe, Bd. xi. 

 Wien, 1854 (for 1853), pp. 1006-1014, i pi. 

 (The author describes the minute perforations which are 

 characteristic of the leaves of Victoria regia.) 



Unger, F. (i8S4 2 ) Beitrage zur Physiologic der Pflanzen. I. Bestim- 



[p. 256] mung der in den Intercellulargangen der Pflanzen 



enthaltenen Luftmenge. Sitzungsber. d. k. Akad. d. 



Wissenschaften, Math.-Naturwissens. Classe, Bd. xn. 



Wien, 1854, pp. 367-378. 



(The author shows experimentally how much air is contained 

 in various plant tissues. One of the organs investigated was 

 the leaf of Pistia.) 



