THE FIRST PART. xi 
Ferns. 101, Leaf of Fern termed by Linneus a Frond. 
Curious mechanifm of the feed of Ferns. Sago Powder made 
from the pith of a fpecies of Fern. Vegetable Lamb, a fpe- 
cies of Fern ; marvellous ftories from want of proper invefli- 
gation. 102, Glove and Stocking-tree in Caffraria. Confufion 
ariling from too great credulity ; fafts mould be reafoned upon 
before they are aiiented to. Root of Common Fern (Pteris 
Aqujlina) ufed for bread in New Zealand, Bread made from 
a fpecies of Fern in the Canary Iflands. Second Order of Cryp- 
togamia contains the Molies, Mufci ; circumllances from which 
the Genera are marked. 103, Their feeds have no Cotyledons. 
Linneus doubted whether what he termed the Anthers were 
really fo. Dillenius the firft who attempted the arrange- 
ment of the Molies. Many curious circumftances belonging 
to the tribe of Mofies; recover their verdure on being 
moiftened, after having been long dried. Fructification of 
the Alga?, Flags, too obfeure to admit of precife arrangement ; 
two divisions of them. Terreftrial and Aquatic, their Genera 
diftinguifhed by the outer ftruclure. Many curious and uieful 
Vegetables among the Algae. Lichen Rangiferinus, or Rein 
Deer Lichen, it's ufe to the inhabitants of northern climates. 
104, Different fpecies of Lichen ufed in dying. A fpecies of 
Ulva ufed for food by the Japanefe ; fome kinds ufed for 
pickles in England, 105, Curious ftru&ure of fome of the 
Aquatic Algae, Conferva iEgagropila, Vagabunda, and Fucus 
Natans, itinerant vegetables. Bylfus Flos aquae, floats on the 
fea all day and ftnks at night. Conferva Polymorphs, lines 
upon it in the Botanic Garden; 10(3. grows on the Brititb mores. 
Laft Order of Cryptogamia confifts of the Fungufes, Fungi, di- 
vided by Linneus after the method of Dillenius. Method of 
Dillenius explained. Fungus tribe divided into ten Genera. 
Fungufes produced from feed; 107, their fpecies conftant ; 
renewed by uniform laws; little known of this part of the 
vegetable creation. Much attended to in thefe times. Mr. 
CnrtiYs investigations valuable on this fubjecl:. Late difco- 
v.eries of the production of animals may lead, by analogy, to 
the 
