18, 
bo 
i 
19. 
PROCEEDINGS OF SOCIETIES. 
THALLOGENS. 
ALG, 
PROTOPHYTES :— 
Volvocinez. Volvow globator. 
Desmidiacee. 
Diatomacez. SERIES. 
Palmellacez. 
Ulvacez. 
Oscillatoriacex. (living.) 
Nostocacez = (living.) 
Siphonacee. Vaucheria, Le. 
Confervacee. 
Conjugatee. Zygnema, Le. 
Cheetophoraceze. 
Batrachospermeex. (living.) 
Characere. Chara, Nitella, &c. 
Melanospermez. SERIES. 
Rhodospermez. SERIES. 
FUNGI AND LICHENS. 
Spores. Gonidia. Ke. 
Sections of Fungi. Moulds. Ke. 
ACROGENS. 
HEPATIC, 
Jungermannie of Bristol District. SERIES. 
Spores and Elaters of Jungermannia. 
Fructification of Marchantia. 
MUSCI. 
Development of Mosses: Antheridia, Archegonia, Capsules, 
Leaves, &c. SERIES. 
LYCOPODIACEZ. 
Fruit of Selaginella, &c. 
EQUISETACE®. 
Siliceous cuticle. 
Fructification. 
FILICES. 
Development of Ferns. Prothallus. 
Sections, Fructification, &c. SERIES. 
ENDOGENS. 
Sections of Canes, Palms, Lilies. &e. 
Fructification of Orchids. 
Grasses. Siliceous Cuticles. 
Pollen. 
EXOGENS. 
Epidermal Structure. 
Stem Structure. Wood. SERIES. 
Pollen. Seeds, &e. 
