95 



nation, where known, is indicated by more or less suggestive letters 

 after the names, as follows : O, berries or other fleshy fruits ; Q, 

 acorns or other nuts ; T, " tonoboles," a term coined by Clements 

 to indicate plants with small dry seeds in erect capsules or re- 

 ceptacles borne on stiff stems which may be set in motion by the 

 wind or passing animals ; X, barbed fruits ; and Y, wind-distrib- 

 uted fruits or seeds. (To get the proper sequence read the left- 

 hand columns first.) 



Trees 



Pinus rigida Y 



Quercus coccinca Q 

 Quercus alba Q 

 Acer riibnim Y 

 Quercus velutina Q 

 (Rohinia Pseudo-Acacia) Y 

 Juniperus Virginiana O 

 Chamaecyparis thyoides 



Betula populifolia Y 

 Nyssa sylvatica O 

 (Prunus serotina) O 

 Quercus stcUata Q 

 Pinus Strobus Y 

 (Popuhis alba) Y 

 (Sassafras variifolhini) Q 

 (Prunus Virginiana) O 



Woody Vines 



Suiila.v rolundifolia O 

 Rubus hispidus O 



Vitis Labrusca? O 

 -Rhus radicans O 



Shrubs 



Gaylussacia baccafa O 

 Quercus ilici folia Q 

 Comptonia pcregrina^ 

 Myrica Carolinensis 

 Prunus maritima O. 

 CI et lira alnifolia T 

 Rhus copallina O 

 RJius typhina O 



Viburnum dentatum O 

 Spiraea lafifolia T 

 Rhus Vcrnix O 

 Vaccinmm corymbosum O' 

 Ilex glabra O 

 Viburnum cassinoides O 

 Rosa sp. O 

 Spiraea tomentosa T 



* This appears to be absent from the dune area around Provincetown. 



