810 CRITICAL NOTES ON SOME SPECIES OF CERASTIUM. 
Lyon ; nor did the prospect of a comfortable hotel and a good 
dinner appreciably shorten the ten miles tramp home (minus the 
pe n re 
escarpment on the northern side, reaching the summit, which, 
however, is bare and uninteresting. The short time I had among 
the crags yielded Timmia norvegica, Plagiothecium Miillerianum, 
Hypnum trifarium, Cynodontium virens, Webera Ludwigii ¢.fr., an 
W. albicans var. glacialis ¢.fr., which certainly suggest that a pro- 
longed search, if practicable, would be well repaid. Tetraplodon 
mnioides and Splachnum sphericum were found growing in one tuft, 
the former in more abundant and crowded fruit than I have ever 
seen it, good fruiter though it be. 
esides the species mentioned in this article, we gathered 
CRITICAL NOTES ON SOME SPECIES OF CERASTIUM. 
By Freperic N. Wituiams, F.L.S. 
(Continued from p. 216.) 
_ 96. C. picxoromum Schangin, Beschr. Min. Botan. Reis. Altaisch. 
in Pall., Neue Nord. Beitr. vi. 98 (1793-96) ; Ledeb. Fl. Rossica, 
1, 401: = C. Davuricum. I have not been able to refer to Schangin’s 
memoir, as there is not a copy of this publication in Herb. Mus. 
Brit. or Herb. Kew. 
list of the species of Cerastium, I thought that this plant might be 
identical either with C. Ripartianum or C. nutans, but a re- 
t 
both simple and stellate hairs, the petals with acute lobes, the very 
long styles, and the form of the seeds. 
iles, ecumbentes, valde ramosi, ramis erecto-sub- 
patulis, inferne terete, superne angulati, pilis simplicibus apice 
glandulosis dense vestiti, 45 centim. alti, Folia anguste lanceolata 
