C 169] 
113; in which are alfo contained all the Land 
Birds Mr. Catesby ever faw or could difcover in 
that Part of North America included between the 
30th and 45'th Degrees of Latitude. And tha 
more Kinds may not improbably remain unknown 
within thofe Limits, yet North of them he thinks 
there cannot reafonably be thought to be many 
new Species ; becaufe there are not only but a 
few Birds at the Northern Limits, but alfo be- 
caufe Animals in general, and particularly Birds, 
diminifh in Number of Species, as they approach 
the Pole. 
17 . Chamarhododendron Laari folio, femper viref 
cens , ftoribuS bullatis corymbofis . 
This Tree rifeth to the Height of about fixteen 
Feet, producing ever- green Leaves, in Shape like the 
Lauro cerafits, of a fhining Dark-green ; the Flowers 
grow in Bunches, the Bud or Rudiment of which 
appears in Autumn wrapped up in a conic fcaly *Pe- 
rianthium , on which is a vifeous Matter, which pro- 
tects them from the Severity of the Cold in Winter. 
In the Spring thefe Buds break forth into monope- 
talous blufh- colour'd Flowers, with fome of its Petals 
fpotted with yellow, green, and purple. The whole 
Plant is of a moll elegant Appearance : Its native Place 
is Penfilvania . 
Cham&daphne fempervirens , foliis oblongis an- 
guftis , fohormn fafeiculis oppofitis e foliorum alts . 
This Plant is a Native of Penfilvania, but has flow- 
er’d at Peckham in September 174*3. 
18, 
