— 8— 



Lycopodium lucidulum Michx. Shining Club- 

 moss. Frequent throughout in cool damp woods. 



Lycopodium inundatum L. Bog Club-moss. Rare 

 or local in open bogs usually in sandy soil throughout. 

 The larger form called var. Bigelovii Tuckerm. is ap- 

 parently confined to the vicinity of the seashore. 



Lycopodium annotinum L. Stiff Club-moss. In 

 wet woods, rare or local, confined to the northwestern 

 part of the state. 



Lycopodium clavatum L. Ground-pine. Occa- 

 sional in woods and thickets, more often in dry sandy 

 soil throughout. Does not often fruit here. 



Lycopodium clavatum var. monostachyon G. and H. 

 This variety with more appressed leaves and only one 

 larger fruiting strobile on a stalk occurs locally and 

 seems to fruit freely. 



Lycopodium obscurum L. Tree Club-moss. Fre- 

 quent in woods and pastures, either dry or moist 

 throughout. Most of our plants are of the form called 

 var. dendroideum D. C. Eaton, having all the leaves 

 alike. 



Lycopodium complanatum L. var. flabcUiformc 

 Fernald. Ground-pine. Common in dry woods and 

 pastures throughout. 



Lycopodium tristachyum Pursh. Occasional in dry 

 woods throughout. Fruits several weeks earlier than 

 the previous species. 



SELAGINALLACE^E. 



Selaginclla rupestris Spreng\ Occasional on dry 

 ledges throughout. 



Selaginclla apus Spreng. In moist meadows, common. 



EOUISETACE/E. 



Equisetum arvcnsc L. Horsetail. In sandy soil, 

 both dry and moist, common throughout. 



Equisetum pratense Ehrh. Known only from moist 



