90 CONTRIBUTIONS TOWARDS A 
Herba annua, 3—4-pedalis. 
Capitula 42 lin. longa. 
Folia 14-2 poll. longa, 6—8 lin. lata. 
A very distinct species, more slender in habit than any I know ; 
the capitula arranged in loose leafy racemes on the branches and 
branchlets. 
The following is a list of those species belonging to the Asfe- 
roideæ, contained in my collections, which I find already described:— 
495, 1727, 3840 
Erigeron Bonariense, Linn. 
"6c. — Canadense, Linn. 
4923, bis palustre, Gardn. 
492 . Conyza triplinervia, Less. 
4924 . Chilensis, Spr.. 
874, 1346, 1726 Baccharis rhexioides, H. B. K- 
772, 785, 4914 Lundi, DC. 
4905 . ; Vauthieri, DC. 
515, 4907, 4908 platypoda, DC. 
184 . cassinifolia, DC. 
4911 . —— — pauciflosculosa, DC. 
4897 . tarchonanthoides, DC. 
4918 . vernonioides, DC. 
4892 . aphylla, DC. 
500, 4896 ——— trimera, DC. 
4895 . : myriocephala, DC. 
498, 1347, 2653, 5519, 6049 . Pluchea Quitoc, DC. 
4894 . Pterocaulon spicatum, DC. 
795, 523, 1054 Eclipta erecta, Linn. 
5521 . brachypoda, Michx. 
Peradenia, Kandy, Ceylon, 
23rd Aug. 1847. 
Brief characters of AULACOPILUM, a new Genus of Mosses, from — 
New Zealand. By Wii11am WirsoN, Esq. omes 
AULACOPILUM, Wils. nov. gen. 
Peristomium nullum. 
Calyptra sulcata, magna, ss ob- 
i: tegens, latere medio fissa. Annulus nullus. Seta lateralis. Cap- — 
sula erecta, — EE ab avAa£ sulcus, et midov ae | = 
