PLANTS OF ONONDAGA COUNTY 13 



A. TRICHOMANES — Lin., 1753. Maiden-hair Spleenwort. 

 On and in crevasses of rocks. Jamesville woods and 

 around Green Lakes. Small. Indusia opens upperside. 

 July, Sept. 



A. AUGUSTIFOLIUM — Michx, 1803. Narrow-leaved Spleen- 

 wort. 

 In damp, shady places. Fertile fronds much narrower 

 than sterile. Indusia opens upper side. Peppermill 

 Gorge, Fayetteville woods, etc. July, Sept. 



A. RUTAMARARIA — Lin., 1753. Wall Rue Spleenwort. 



Very rare. In one locality to date, Jamesville limestone 

 secluded cliffs, back of Nottingham farm. Small, with 

 delicate indusia. July, Sept. 



A. FiLix FOEMINA — Bernk, 1806. Lady Fern. 



In woods and thickets. Sori short. Indusia curved, 

 sometimes straight, sometimes horse-shoe shaped. 

 June, Aug. 



A. ACROSTICHOIDES — Swartz, 1800. (Asplenium thelip- 

 teroides — Michx, 1803.) Silver Spleenwort. 

 In rich moist woods. Sori slighlty curved. Indusium 

 light colored and shining when young. Not rare. Aug., 

 Oct. 



ADIANTUM— Lin., 1753. 



A. PEDATUM — Lin., 1753. Maiden-hair Fern. 



Frequent. Rich woods and cleared grounds. Sori un- 

 der reflexed margin. Lily Grove, July, 1890. 



PTERIS— Lin., 1753. 



P. AQUILINA — Lin., 1753. Brake, or Bracken. 



Common everywhere, except in extremely cold climates. 

 Seen in fern collections from nearly every part of the 

 world. Indusia double and marginal. Tamerac Swamp, 

 Aug., 1901. 



CRYPTOGRAMMA. 



C. STELLERI — Proutl. (Und.) (Pellea gracilis — Hook, 

 1858). Slender Cliff Brake. 

 Rare. Skaneateles Lake and Green Lake, June, 1882. 



