Rhodora - 1900 Author:Merritt Lyndon Fernald Purchase of this book includes free trial access to www.million-books.com where you can read more than a million books for free. This is an OCR edition with typos. Excerpt from book: and distorted; either sessile or terminal on a branch of one to many cells. Unilocular sporangia unknown. Fucus Vesiculosus forma gracillima Collins. Among Sp... more »artina, etc., on muddy bank between tide-marks, Eastham, Massachusetts, September, 1888. No. 578. With oospores. A very slender form, without vesicles, and with receptacles linear to filiform. It is probably only a growth form, but unlike most of the dwarf forms of this species, it fruits freely. The Walking-fern In Worcester County, Massachusetts. — In the October issue of Rhodora (p. 181.) Mr. T. O. Fuller reports the occurrence of Camptoson1s rhizophyllus, Link, at Needham, only a few miles from Boston. He quotes also a statement that this is the only reported station for this local and highly characteristic fern east of Mt. Tom, or more properly of Mt. Toby. However, although hitherto unrecorded in print, there is a station in Worcester County in the town of Brookfield. At this place the species is scarce and grows, as usual, in crevices of rock, with every appearance of an indigenous plant. This new and intermediate station although only a few miles to the eastward of Mt. Toby, still diminishes somewhat the gap between the previously known stations, and therefore renders the indigenous nature of the Needham occurrence a little more probable. In connection with the Camptosorus, I may mention another fern, which is extremely local in Massachusetts, namely, Pellaea atropur- purea, Link. This is given in the Amherst Catalogue only as occurring at Mt. Toby. It has, however, been found sparingly at a solitary station in the town of Berlin, Worcester County, growing upon a ledge containing a small percentage of lime which is characteristic of certain parts of the Nashua Valley formation. It is interesting to note in co...« less