FLOIU OF THE ISTHJIUS OF PAKA^IA. 245 
1172. Neckeba disticha, Hedw., Stii-p. Crypt, vol. iii. t. 22. — Brid. Br. Un. vol. ii. p. 243. 
Panama. 
1173. Hypnum cirrifolium, var.?, Schwiegr., Suppl. t. 218 a.~PUotiichum cirrifolium, End!. 
et Mart, Fl. Bras. Panama. 
A state of tbe Moss witli leaves on tlie creeping stoui much aeuiiiiuated and serrated, found sparingly 
witt Neclcera turgescens, C. Miiller. 
1174. Hypnum papillosum, var. ?, Endl. et Mart., Fl. Brasil. p. 82. tab. 4. f. 2. Panama. 
Perhaps a distinct allied species (found sparingly intennisod with IlooJceria Merkelii) : leaves shorter, 
leas acuminate ; inflorescence rare, inonoicous, S A- very rare.— (if. curium, "Wils. MSS.) 
1175. Hypnum planum, Sdnvaigr., Suppl. t. 280 c— Brid. Br. Un. vol. ii. p. 39i. Panama. 
1176. Hypnum mbsimplex, Hedw., Brid. Br. Un. vol. ii. p. 357- AVitli Ilookeria Merkelii. 
1177. Hypnum Lox:ense, Schw^gr., Suppl. t. 259 b. Island of Taboga, city of Panama, and 
Cape Corrientes. 
Two forms of the species : one with lax, -widely-spreading leaves, and longer seta; ; the other with secuud, 
narrower, and more crowded leaves. 
1178. HooKERiA Merkelii, Endl. et Mart., Fl. Brasil. p. 64. tab. 3. fig. 1. Panama. 
A large form of the sjyecies.^Rookena Merkelii appears to have been repeated in Fl. BrasiUcnsis 
under the name of S". pallida. 
1179. HooKERiA rftjf«^C; Wils. MSS.; dioica, caule procumbcntc longiusculo vage laxoque 
pinnate, ramis subsimplicibus compressis, foliis oblongo-ovatis acutiusculis subplanis apicc grosse 
serratis'(eaulinis subindc productis acutis undidatis) biucrviis, ncrns dorso promincntibus, pcrichai- 
tialibus ex ovate longe acuminatis, seta elongata Isevi, capsula nutante. Panama. 
Caulis biuncialis et ultra, subplunatus. Bami semuncialcs. Folia jtallide viridia, glauccscentia, basi 
albida, laxe imbricata, lateralia erecto-patentia, rcHqua subappressa ; caulina intcrdum apice producta, acu- 
minata, undulata ; omnia apice grosse serrata, nervis binis validis dorso prominentibus fere ad apiccm pro- 
ductis iustructa, areolis majusculis subeUipticis ; perichcetialia anguste acuminata, serrata, aubcncr\-ia. 
Vaginula prominula, pilosa. Seta sesquiuncialis, rubra, laivis. Capsula pyriformi-oblonga, badia, ceruua. 
Operculum rostratum. 
Differs from K. Crugcriana, C. Muller, in the wider leaves and the single line of marginal serratures ; 
and from IT. undata in the dioicous inflorescence, and more conspicuous nenx-s of the leaf. It occupies an 
intermediate position between H. undata and S. Merkelii. 
HEPATIC^. 
[Auctore W. Mitten.) 
r 
1180. Plagiochila hypnoides, Ldbg., Species Yicf^i.-PlafjiocUla, t. 7, Gottsche, Ldbg. et Nees, 
Synops. Hepat. p. 45. On the branches of trees, village of Cruces, Province of Panama. 
1181. Plagiochila crispula, Nees ab E., Ldbg. Species Hepat.— P%K>c/«/a, t. 28, Gottsehe, 
Ldbg. et Nees, Synops. Hepat. p. 60. Amongst FruUania cucullata, Ldbg. et Gottscbc. 
1182. Lofhocolea muricata, Nees ab E., Gottscbe, Ldbg. et Necs, Synops. Hepat. p. 169. 
Creeping upon Duinortiera kirsuta (Sw.), Nees ab E. 
