January, 1947  A PHENOLOGICAL RECORD FOR SAUK AND DANE COUNTIES, WISCONSIN

 
 
89 
 
 
Species, Station, Item . 1935    1936      1937      1938      1939     
1940      1941      1942      1943      1944      1945     Average 
62 NORWAY MAPLE (Acer plelanoides) 
Dane:in pollen ...... .          ....  I   4/224                        
          4/19-4    4/224-    .        9-5/16   4/5-4/11    4/21 
63 SPRING GRAIN (oats and barley) Planted at University Farms. 
Dane: ............... I 4/22 1   4/18 j    5/8   I   4/21      4/27  I  
4/20      4/24      4117      4/22      5/1       3/27      4/21 
        Data from Prof. H. L. Shands, Dept. of Agronomy, College of Agriculture.

64 BROWN THRASHER (Tox/ostoma rufum) Arrives. 
Sauk:...........                 4/19     .          4/16      ....     
4/28      4/19      4/25      5/1     (by 5/7)    4/16      4/22 
Dane:... . .........   i4/2      4/23      4/10      3/20      4/21     
4/28      4/19      4/18      4/24      4/24      4/8       4/17 
65 CABBAGE BUTTERFLY (Pieridae sp?) First seen. 
Sauk& Dane: ........ 1 4/20  1   4/23      4/28       ..       4/25 
    .         4/25      4/18      4/30        ..      4/12      4/23 
66 CAREX (Carex pennsylnmnica) 
Sauk: in pollen (b) .......  ......          .       ....      ....     
....   .        .    ..       57-?    5/1-516     4/1-?    (4/23) 
Dane:in pollen.   ......      ....         ....      ....       ...     
...       4/14-?    4/19-?    ....    5/1-5/30  4/2-4/20    4/17 
67  EARLY CROWFOOT (Ranusnclus fascicularis) 
Sank & Dane: 
  in bloom .......... 1 5/1-?   5/2-4      ....   (by 4/26)   4/25-?    
...       4/20-?   ....       4/21--? ?-5/28    4/6-5/24    4/23 
68  AMERICAN BITTERN (BtV"4fYen"Fgnosus) Arrives. 
Sauk: .....................I                ..   I             4/18     
5/11      4/19      4/25      4/23      4/21      4/23      4/24 
Dane: ............... 4/10       4/19      4/5"      4/9       4/9 
     5/8       4/6       4/18      3/30      3V25      5/3       4/13 
69 SHEPHERD'S PURSE (Capsell Bursa-pastoris) 
Sauk: first bloom.... I .... I    ...  I   ....      5/28      ....     
....      4/18      4/23      5/7       5/13      4/8       4/24 
70 BELLWORT (Usularia grandiflora) 
Dane:in bloom ...... 1 5/134 1   ....  I   5/1-7     ....  .    ..   I  
.         4/25-?    4/27-? 1  4/28-71 5/10-5/251 4/12-5/211 4/29 
71 MARSH MARIGOLD (Caltha palustris) 
Sauk: in bloom                         I   ....    4/22-5/23   ....    5/11-5/26
  4/27-?    4/22-?  ?-5/15    4/.. /3       ..      4/28 
Dane: in bloom ...        .     4/25-     4/204  1   4/12-4    4/25-?   5/3-4
     4/24-?    4/21-?    4/25-?  4/29-5/30 4/9-5/20    4/22 
72 JUNE BERRY (Amelanchier canadenis)* 
Sauk: in bloom (b) ..    ... .           (by 5/8) 4/22-5/2     ....     
5/11-?    4/26-?  4/25-5/7  5/1-5/15  5/11-5/19 4/12-4/23   4/28 
Dane: in bloom (b).. I ....  I         I   ....     4/15-      ....     
...       ..        4/25-?  4/28-5/23 5/9-5/19  4/10-5/4    4/23 
        The budding period as between years has varied from five days to
two weeks, apparently depending on current weather. Leafing and blooming
occurred simul- 
           taneously in 1945, the leaves being completed before the end of
bloom. 
73 BOBWHITE (Colinus virginianus virginianus )First "bobwhite"
call. 
Sauk: .............. I ...........    I (by 5/23)  (by 6/4)  (by 6/3)   
4/21      5/2       4/25      5/29      4/25      4/12      4/29 
Dane: .............   3/18       3/29'     4/19      ....      4/18     
.         4/14      .......             4/19      3/22      4/6 
74 ARABIS (Arabis Israia) 
Sank: first bloom ......... ....   ....   .... ......                   
35/15     4/22                ....      5/6       4/11      4/29 
Dane: first bloom .........                                            (by
4/28)   4/20      4/19                 ...    (by 4/20)   (4/20) 
        This species has no sharp terminal date. In 1945 straggling blooms
occurred through July. 
75 WOOD ANEMONE (Anemone quinquefolia var. interior) 
Sank: in bloom ....... ........     " .    ....    (by 5/1)    ....
     5/11-?    4/25-?  4/25-5/16 5/5-5/30  5/7-5/23  4/12-5/18   4/29 
Dane: in bloom...     4/30-     5/9-       ....     4/21-4              
....      4/25-7    4/21-4  5/1-5/23  5/5-5/24  4/9-6/1     4/26 
76 PRICKLY ASH (Zanthoxylum americanum) 
Sauk: first pollen ..... I .... I .... 1   5/1   I   ....      5/2      
5/17  I   4/12      4/25      5 5/7  I  5/12      4/14   I  4/30 
        Leafing in 1944 began three days after first bloom, and was completed
16 days later. 
 
                                                   TABLE 5. Phenology for
May. 
77 HOUSE WREN (Troglodytes aedon) Arrives. 
Sank: ......................                                          (by
5/11)    5/2       5/1     (by 5/7)    5/1     (by 5/5)   (5/1) 
Dane: ............... 4/16      4/14      4/30      4/17      4/23   ,  
4/29      4/15      4/18      4/25      4/27      4/23      4/22 
78 SMALL FLOWERED CROWFOOT (Ranunculus abortivus) 
Sauk: in bloom .......I .....    .     I . ...                 ....     5/17-T
  7           ....       ...      .         4/14-4   (5/1) 
             Dane in .ib7-?                         5/1-. ....          
....        _5'?7  4/194              5/9-5/27  4/13-6/14   4/26 
79 LAST KILLING FROST (Record by U. S. Weather Bureau.) 
Sauk: ............... 1 5/23    4/16   1  4/16       4/12      5/2      
5/4       4/25      4/20  I   5/1       5/6       6/4       5/1 
Dane: ..... ..........5/4       4/23      4/16       4/10      4/13     
5/3       4/24                 /419 5/1 4/18      6/4       4/27 
80 HOARY PUCCOON (Lithospersnum canescens) 
Sauk: in bloom .......                    5..._     5/1-4              512-6/131
4/23-5/231 5/1-6/4  5/7-6/4   5/14-6/3  4/12-6/8    5/1 
Dane: in bloom (b)... ....  I   5/10-     5/11-7    5/10-7 I            
 P.... 11 5/84-1    4/30-     .h    I             4/104     5/3 
        Straggling bloom occurred for a week to 10 days beyond the regular
blooming period in each of the last three years. 
81 DOGTOOTH VIOLET (Erythronium americanum and E. albidum) 
Sauk: in bloom ............      ....   ?-5/8   1  5/1-4      .        5/5-4
       .     ?-5/16  1   4/29-?            ?-15 7-5/5 (5/2) 
Dane; in bloom .....  5/11-      ....     5/7-4     5/1-?I     ....     
....         -      4/25-I    ....    5/8-5/151 4/10-5/201  4/29