EXPLANATION OF THE PLATES. XXXl 



perly the superior one, that with three lobes the 

 inferior. The long ciliated filaments are of the 

 didynamia structure : the pistillum is divided, (43, 

 187.) 

 17, 18. r'lower of Buttncra cordata. Quinque-partite, 

 open calyx. Five lunulate petals, furnished at 

 their upper part with two auriculae, and be- 

 tween them with a long slightly ciliated bristle. 

 Five filaments with bilocular anthera?, between 

 which and the pistillum a fivc-lobed fringe 

 stands, the lobes of which are emarginated, and 

 carry the nectaries on their outer-side, (101.) 

 19- Spiral vessels and sap-tubes of Marantha lutea Jacqu. 

 (276, 277.) 



PLATE V. 



Fig. 1. Spiral vessels and sap-tubes of Alpinia nutans Rose.,. 

 (276, 277.) 

 % Slits of the epidermis of the leaves of Hyacinthus, with 

 the cellular texture lying under them, (310, 311.) 



3. Vasa scalaria of Lycopodium clavatum, with the inner 



bark, (282. 297.) 



4. Tubes with interstitial spaces, and the sap-vessels 



and radiating vessels of the wood of the Fii*, (273, 

 293.) 



5. Sporophleum gramineum Nees. Miser. A doubtful 



Inomycus. 



6. Camptospormm glaucum Link. Micros. On the in- 



ner side of an old Oak bark ; (Ehrenb. Sylv. MycoL 

 p. 11. ; Nees, Radix Plant Mycetoid. p. 5.) 



7. Eurotium ep'ixylon Link., (Berlin. Mag. 3. s. 31.) 



One of the Gastromyci. 



8. Diatoma Jlahelhdata Jlirg. A Bacillaria, according 



to Nitsch. Transition from the veijetable to the 

 animal kingdom. 

 9' Bacillaria vexillum. 



