HARPER'S GUIDE TO WILD FLOWERS 



April, May 



In April the flower season has fairly begun. We may look now 

 for the following blossoms, many of which continue until May, or 

 even later: 



Two species of Bellwort (Uvularia perfoliata and U. grandiflora) , 

 page 150; also the allied species (Oakesia sessilifolius and O. 

 puberula), page 150. From April to the last of May or first 

 of June. 



Grape Hyacinth (Muscari botryoides). Page 300. 



Wake Robin {Trillium erectum). Page 244. Until May. 



(T. grandijlorum) . Page 48. (T. cernuum and T. undulatum). 

 Page 50. The trilliums are often in bloom through the greater 

 part of May. 



Blue-eyed Grass (Sisyrinchium gramineum). Page 302. April- 

 June. 



Hazlenut (Corylus americana and C. rostrata). Page 380. Two 

 species of this shrub. April, May. 



Other shrubs coming into blossom in this month are the birches 

 and alders {Betula and Alnus). Page 381. 



Wild Ginger (Asarum canadense). Page 305. Until May. 



Wild Pink (Silene pennsylvanica) . Page 256. April-June. 



Spring Beauty (Claytonia virginica and C. caroliniana) . Page 

 258. 



Crowfoots (Ranunculus pusillus, R. abortivus and R. fascicu- 

 laris), pages 164 and 165, may be found in bloom all summer. 



Early Meadow Rue (Thalictrum dioicum). Page 30. April, May. 



Wood Anemone (Anemone quinque folia). Page 71. April, May. 



Marsh Marigold (Caltha palustris). Page 166. April-June. 



Wild Columbine (Aquilegia canadensis). Page 372. 



Dwarf Larkspur (Delphinium tricorne). Page 310. 



Red Baneberry (Actaea rubra). Page 73. 



White Baneberry (A. alba). Page 73. 



Golden Seal (Hydrastis canadensis). Page 74. 



Shrub Yellow- root (Zanthorhiza apiifolia). Page 451. April- 

 August. 



Carolina Allspice (Calycanthus floridus). Page 451. April- 

 August. 



Twinleaf (Jeffersonia diphylla). Page 74. April, May. 



Blue Cohosh (Caulophyllum thalictroides) . Page 30. April, 

 May. 



Bloodroot (Sanguinaria canadensis). Page 75. April, May. 



Dutchman's Breeches (Dicentra Cucullaria). Page 77. April, 

 May. 



Squirrel Corn (D. canadensis) . Page 77. April, May. 



SOO 



