AND VICINITY. 



125 



ASPLENIUM, L. Spleenworts. 



ruta-muraria, L. Wall-rue Asplenium. 



Limestone cliffs. Helderberg mountains, C. H. Peck. Rocky steeps and cliffs 

 all along between Fonda and Palatine bridge, Montgomery county, common 

 on both sides of the Mohawk, especially from Littlenose to Spraker's, and 

 on the cliffs of Bignose : growing remarkably large, whole clusters of fronds 

 hanging over six inches in length and three in breadth. Abundant at Little- 

 falls, on the precipices of the south side of the river, both in shade and 

 exposed seats of the rocks. Cliffs of Chittenango creek. 



Rare. August - November. 



trichomanes, L. Maidenhair Asplenium. 



Clefts of rocks in shade. Helderberg mountains, Pearson. Cliffs on the east 

 side of Otsego lake, B. D. Gilbert. Littlefalls, south side of the river: ledges 

 of limestone rocks near the summit of the hills southward toward Mud lake, 

 Warren: Herkimer county. Trentonfalls. Fish creek precipices. Chittenango 

 ravine rocks, Madison county. Scarce. July - December. 



ebeneum, Ait on. Ebony Asplenium. 



Edges of rocks. Schenectady county, Pearson. Littlefalls. north side of the 

 Mohawk. Chittenango creek, west side of the ravine. Hector, Tompkins 

 county, Gray. Ithaca, Tompkins county, Sartwell in herb. Ham. Coll. 

 Parma, Monroe county, Bradley. Frequent. July - October. 



angtjstifolium, Michaux. 



Rich woods and deep ravine-bottoms. 



THELTPTEROIDES, MicllX. 

 Moist woods. 



filix-fcemina, R. Brown. 

 Woods. 



DICKSONIA, L'Heritier. 

 punctilobula, Hooker. 

 Damp woodlands. 



Narrow-fronded Asplenium. 

 Abundant. July - September. 



Lady-fern-like Asplenium. 

 Abundant. August. 



Female Fern. 

 Common. July - September. 



Dotted-lobed Dicksonia. 

 Common. July. 



Woodsias. 

 Obtuse-lobed Woodsia* 



WOODSIA, R. Brown. 



obtttsa, Torrey. 



Rocky woods and banks. Cliffs along the east side of Otsego lake, B. D. 

 Gilbert. Ithaca, Tompkins county, Sartwell in herb. Ham. Coll. 



Infrequent. July. 



ilvensis, R. Br. Isle of Elba Woodsia. 



Clefts and shelves of rocks. Cliffs of Otsego lake. Abundant at Littlefalls, 

 on the cliffs of the north side of the river. Alexandria bay, Jefferson county. 

 Ithaca, Tompkins county, Sartwell in herb. Ham. Coll. Uncommon. June. 



glabella, R Br. Smooth Woodsia. 



High on the cliffs at Littlefalls, south of the Mohawk, in rock soil and ever- 

 green shade : discovered at this station more than twenty years ago, by 

 Vasky. 



The rarest of our ferns, next to Scolopendrium, and more inaccessible. It 

 is scattered along the brow of the lofty cliffs of Fall hill, nearly all out of 

 reach. In delicacy, grace, beauty, it certainly has no rival. Local. June. 



CYSTOPTERIS, Bernhardi. 

 bulbieera, Bernh. 



Ravine-sides and rocky banks. 



[On. Pl.] 17 



Bulb-bearing Cystopteris. 

 Common, July - September. 



