268 
TWO NEW HYMENOSTEPHIUMS. 
By §. F. Buaxe, A.M. 
Hymenostephium pilosulum, n. s H — ramosa 1°6- 
2-6 m. alta. Caulis tenuis striatulus viridescens v urpurascens 
srscwre coe safe pilis basi vix t oe eetate sub- 
gla olia opposita vel superiora alterna ovata breviter 
acum ake basi cordata vel ta truncato-rotundata serrata 
Pdontibes ptantibre vel appressis ca. 10-15-jugis mucronatis 
interdum basi 1-dentatis) Pe none tenuia supra viridia subdense 
piloso-strigosa pilis demum deciduis basi granulari-tuberculatis 
et glanduloso-adspersa, subtus dense prs Di as pilosula 
pilis patentibus vel subappressis basi vix tuberculatis 4-5°5 cm. 
longa 28-5 cm. lata, superiora minora.  Petioli patenter vel 
subappresse pepe immarginati 6-13 mm. Son Capitula 
numerosa in apicibus ramorum in paniculis cymosis 3-8-cephalis 
disposita 1-2-1 16 cm. lata, in pedicellis patenti- “hispidulo- -pilosulis 
vel dense canescenter strigillosis 3-15 mm. longis. Discus 6-7 mm. 
Involueri 2-seriati gradati 3-5 mm. alti 
squameé oblong acutz mucronate strigillose striate 1-15 mm. 
eh ate. Radii ca. 81 neutrales flavi orbiculares ad a 3-7°5 mm. 
i 28-3 mm. lati. Corolle disci flavee puberule 3°5 mm 
ioe (tubo 0-8 mm.). Paleze abrupte acutze spies strigillosze 
4mm. longe. Achenia nigra basi crustaceo-marginata paululum 
inorassata subsparse appresse rufescenter pilosa 1-5 mm. longa 
Squamelle pappi ca. 6 oblonge parum inequales 
profandissime siete eta ity i ad 1 mm. longe. 
: e Alban, near Oaxaca, alt. 1769 m., Sept. 3rd, 
nee een # 1859. (type, hb. Kew). Costa Rica : Rio Torrés, 
Prov. San José, alt. 1006 m., March, 1894, J. D. Smith 4871 
(hb. an). Distributed as Gymnolomia patens and G. subflexuosa. 
The Costa Rican plant differs to some extent in pubescence, an 
may prove distinct. 
eno sates n.comb. Wedelia cordata Hook. 
& Arn.! Bot. Beech. Voy. 435 (1841); Wedelia ghee gs" Hook. 
& Arn.! Le; Gymnolomia petra (Hook. & Arn.) B. & H. fil 
e 
= 
Roaleyo 1 Nicar: mae Sinclar (hb. Kew 1 se combining them | 
have adopted the specific name of t e having priority of 
position, although it is not especially soulieat Other specimens 
have been seen from Nicaragua: abundant on open ground, 
Chinandega, Jan. 12th, 1903, C.F. gee ae Kew). GuAtE- 
MALA: Casillas, Dept. Santa Rosa, alt. 1220 m., Dec. 1892, 
Heyde é& Lux 4212 (hb. Kew). 
A recent attempt on the part of the writer to revise the small 
genus Hymenostephium has shown that the — Bnei doubt- 
fully referred to Gymnolomia by Robinson & Greenman in their 
revision of the latter genus, must be placed in sissencsiebials if 
