os¢ AN INTRODU TION 
Leaf is produced in a fingular Manner froni 
the Defect of Wrinkles; for here the Mar- 
gin of the Leaf contracting itfelf, the Leaves 
become hollow like a Spoon *, 
Plants are fometimes found to vary from 
broad-leaved to narrow-leaved; but this Va- 
riation is lefs frequent Tf. 
MONSTROUS Flowers, fuch as the 
Multiplicate, Full, or Proliferous, derive their 
Origin from natural ones, and therefore are 
to be confidered only as a Variety from 
Luxuriance. : 
Upon the whole, the Change of Soil is 
found to have a great Effet on the Nature 
of Plants; and to this many of the Varieties 
above mentioned muft be imputed; as in 
Buxus, Xanthium, Acanthus, Cinara, Pru- 
nella, Myofotis, Crifia Galli, and Cerin- 
* Ocymum foliis bullatis (C. B.) 
Braffica undulata (Renealm.) 
Laétuca capitata folis magis rugofis (B.) 
Laéluca capitata major foliis rugofis & contortis (B.} 
LaGuca capitata omnium maxima verrucofa (B.) 
+ Heracleum hirfutum fuliis anguftioribus (C. B.) 
Lycopus foliis in profundas lacinias incifis (Tourn). 
Braffica angufto apii folio (C. B.) 
Veronica Auftriaca faliis tenuiffime laciniatis (Tourne} 
Sambucus laciniato falio (C. B.) 
Sonchus afper lacimiatys (C. B.) 
Valeriana Syluefris foliis tenuifime divifis (C. B.) 
thee 
thes 
