angia anclrogyna v. mascula et faemiiiea distin- 
cta gerentia: 
Jsoetes^ Pilalaria^ Marsilea. 
CIRCUL. II. PSEITDOSPERMAE (Syiiorhizae ex parte). 
Ultimos h ordines Sporophorarum repetunt, fabrica 
peculiari gaudent. An Florae antediluvianae reliquiae? 
Classis III. Strobiliferae. 
Ordo 1. Pineaceae ( — Lycopodiaceis ). Truncus 
arboreus aut fruticosus, tracheis parcis v. vix prae- 
ditus, quibusdam verticillatus, phyllodiis acerosis 
V. -planis, passim fasciculatis, producit amenta di- 
clinia: sporangia, nempe, mascula uniyalvia, quan- 
doque concreta, et foeminea, quarum sporae, in 
albumen conferruminatae, jam embryonem para- 
doxum, di-v. pluricotyledoneum (ni plumula, co- 
tyledonum vices gerens, sit), synoidiizum Riciiardi, 
effingunt : 
Belis^ A/^aucai^ia; Pinus y Larix; — Thuja^ Cu- 
pressus; — Junipcrusy Taxus, Podocarpus; Salis- 
Luria; Eplicdra; Exocarpus, 
O. 2. Zamiaceae s. Cycadeae (Filices magis evo- 
lutae). — Truncus minus perfectus, sed foliis pas- 
sim compositis ^coronatus, quorum terminalia in 
bracteas antberi - v. ovariiferas transfigurantur; 
anlbcr;e sporangia Lycopodiacearum aemulantur, 
ovariorum vero spone, iu duas sibi contiguas eo- 
