94 BOTANICAL NEWS. 
first discovered by Mr. Bray.* Mr. I. B. Balfour exhibited and pre- 
sented to the University Herbarium specimens of Gentiana nivalis, 
which he had collected this autumn on Mael-an-Tarmachan, a moun- 
tain 3400 feet high, midway between Killin and Ben Lawers (see 
vol. x. 
Dee 1a 12th, 1872.—Mr. J. McNab took the chair as President, 
in the room of Prof. Wyville Thompson. The following communica- 
tions were read :—‘‘ On the Organisation of Eyuisetum and Calamites,” 
y W. R. McNab, M.D. (see p. 73). Prof. A. Dickson showed some 
beautiful sections of Calamite stems, of different ages, sent by 
Prof. Williamson, of Manchester, for baree on the occasion. 
c 
The cross sections showed the at in undergone 
by th ge-lik s forming the W a r; while 
e radial and tangential sections showed the thin plates of smaller 
cells (‘‘ med lamson) intercalated between the 
radiating plates of elongated tubes of which the wedge-like 
masses are compose These tubes Prof. Williamson considers 
ass s 
as analogous to vessels rather than to wood-cells; while they 
are viewed by Prof. McNab as corresponding to the sub-epi- 
dermal ‘‘sclerenchyma” found in many Equiseta, or to the rade 
chyma surrounding the vascular bundles in some Ferns—this view, in 
Prof. McNab’s opinion, explaining the so-called decorticated sonata 
of most, if not all Calamite stem s, the bark of which has, he 
r : i 
1. 
p- 353). H. C. Baildon presented to the bila leaves of Ficus lasio- 
phylla from Singapore, the hairs of which are used as a styptic. 
Jagga, East Africa. Dr. P. Macla agan noticed the? occurrence ‘of Poa 
sudetica near Kelso in a naturalised condition. 
Botanical News. 
Articrs in Journals. — JANUARY, 
Grev —M. J. Berkeley, ‘Notices of North “Americal 
Fungi ”’ yee ).—E. Parfitt, ‘‘ Botrydium granulatum, Desy.”—W. 
dditional Province (4) to “‘Comp. Cyb. Brit.” & xten 
Sy east limits of this species in Britain. Ta Journ, raya Sieitinesiate 
