— 30 — 
is too short for H. Sendtneri to which I B had referred it and 
which it resembles in the structure of its alar cells. I 
am of the opinion that this is not an infrequent form in the 
region. Growing on moist soil by roadside. Pink Beds. 
The only Harpidium I could find in the region. 
Hypnum crista-castrensis L. Abundant on Chestnut Bald. 
“ curvifolium Hedw. Common but with very long setae. 
“ eugyrium B. & S. approaching var. Mackayi Schimp. Pink Beds. 
“ imponens Hedw. Exceedingly common on rotten wood. 
“ mollusCum Hedw. Pink Beds. 
‘‘ nemorosum Koch. Chestnut Bald. 
pallescens (Hedw.) B. & S. Chestnut Bald. 
“ reptile Mx. Pink Beds, Chestnut Bald. 
Plagiothecium denticulatum (L.) B. & S. Common. 
“ elegans (Hook.) Sulliv. Bed of rivulet, Chestnut Bald. 
“ Muellerianum Sch. Frequent and often growning at base 
of trees. 
“ striatellum ( Huds. ) B. & S. A very robust form with 
leaves 2 mm. long was found in moist crevices 
of rock near Green Knob, alt. 5000 ft. 
Ptatygyrium repens (Brid.) B. & S. Pink Beds. 
Pylaisia intricata (Hedw.) Cardot. {P. velutinci B. & S.). Common on 
trees, Chestnut Bald. 
“ Schimperi Cardot. Common. 
“ subdenticulata Schimp. On bark of trees, Pink Beds, Chestnut 
Bald. 
Raphidostegium Carolinianum (C.M.) J. & S. Bare cliffs, Chestnut Bald. 
“ cylindricarpum (C. M.) J. & S. Bark of tree in swamp, 
Pink Beds. 
“ delicatulum (James) Paris. On rotten wood, summit of 
Chestnut Bald. 
“ Marylandicum (C. M.) J. & S. Wet rocks by brook, Pink 
Beds. 
“ Novae-Cesareae (Aust.) R. & C. On moist rocks near brook, 
Pink Beds. 
£< recurvans (Mx.) B. & S. Common. On Chestnut Bald 
were some exceedingly interesting forms that 
merit more careful study than I have yet been 
able to give. 
Anacamptodon splachnoides (Froelich.) Brid. On decaying spot on upper 
side of horizontal oak limb, Pigeon Gap, alt. 
4500 ft. 
Hookeria Sullivantii C. M. Common along the banks of brooks close to 
the water. 
Neckera pennata(L.) Hedw. Summit of Chestnut Bald. 
Leptodon trichomitrion (Hedw. ) Mohr. Common. 
Leucodon brachypus Brid. Very common. 
Fontinalis dalecarlica B. & S. Pink Beds. 
“ Novae-Angliae Sulliv. Pink Beds. 
Boys’ High School, Brooklyn, N. Y. 
