9. Usnea endochrysea Strt. 
*“Alabama.’’ (Scot. Nat. 6: 107. 1881.) 
“Similis U. hirte sed fibrillis medullaribus exterioribus 
rubentibus K pallide flavescentibus, interioribus albidis k—; 
apothecia mediocria testaceo lutescentia fibrilloso-ciliata; 
Sporae, 009 =. Obl 0055 —=- 007 mm. 4c. 
In the Acharian Herbarium, Helsingfors. 
10. Usnea filaris Ach. 
““America.’’ (Synop. Method. Lich. 307. 1814.) 
“‘thallo filiformi virescente; apotheciis sparsis parvulis 
setoso-ciliatis.”’ 1. ¢. 
In the Acharian Herbarium, Helsingfors. 
11. Usnea filipendula Strt. 
“* America bor.’”’ (Scot. Nat. 6: 104. 1881.) 
““Similis U. dasyvogae sed thallo gracili elongato et 
pendulo aeque ac minute et crebre papilloso-aspero; fibrillae 
medullares K— fl. dein rufo-aurantiacae, demum rubentes.’’ 
1G: 
12. Usnea wmcarnata Smith: = U. trichodea. 
“Nova Scotia’’ Menzies. (Rees, The Cyclopedia, Arts, 
Sen, bite dt: 18L7) 
‘*Frond pendulous, pale, smooth, capillary, cracked, with 
numerous horizontal fibres; the medullary thread reddish. 
Disks lateral, concave, fringed with long distant bristles.”’ 
1.¢. 
Type in the Smith Herbarium, Linnean Society, London. 
13. Usnea florida var. wntermedia Michx. 
Carolina, ~<(Hli2 Bor.-Am. 2: 332) 1803.) 
‘“‘minor, divaricatior; scutellis minoribus, cineritiis.’’ 
14. Usnea jamaicensis Ach. 
**Jamaicae’’ Swartz. (Lich. Univ. 619. 1810.) 
“‘thallo divaricato scabrido pallido dichotomo, ramis 
patentissimis effusis, apotheciis peltato-subsessilibus subtus 
laevibus appendiculatis proliferisque concaviusculis concolori- 
bus, ambitu nudo.’’ 1. «¢. 
In the Acharian Herbarium, Helsingfors. 
Ly) 
