1918] 
BURT—THELEPHORACEAE OF NORTH AMERICA. X 305 
12. Resupinate or reflexed, is ЖА pits мес еа: hymenium 
velvety, antique brown; se and ually far apart, 
60-70 6-8 и; RD t to т апа porem ВЕК. to Oregon 
uM nM EE DEI P MPO ES 2 Curtisii 
12. Dimidiate € imbricated, or effuso-reflexed, concentrically sulcate, 
Argus-brown, plian ; hymeni um buekthorn-brown; se w and 
far apart, 30x 5-6 и; Porto Rico to Venezuela and dois SERES 
lg cgi M Dc . luteo-badia 
13. E сое so far as known yet. Compare H. tabacina and H 
sa which pis frequently 5 пабе. ое ооо онака 14 
13. Usually r reflexed or dimidiate, so mes resupinata: ss.. Сано 
14. 200-700 ш thie, Swi ш to Brussels-brown, separable from the 
substratum; a narrow, dark zone divides the hyphal layer into an 
eneit rela and a В layer attached to the substratum 
Arkansas to Mexico and in Саһа.................... 26. H. nons 
14. ps и bs .fulvous lower dark zone is adnate to еа 
dia pre n Louisiana and а СТРУИ Н. fu ulva 
14. 120 240 E thick, be wed Verona- phon m rud -drab, slight 
gl adnate; lower dark zone border the inte rmedia 
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deeply cracked in resupinate portions into radiating systems, about 
one mm for epi centimeter of area; common panes: ричи 
Pid va cur da edis raa E ае ОАА tabacina 
15 Fruetifications tiet. сопеһіѓогт, umbonate-sessile, or or Bá А 
ісео ineate-radiate, 2 E variegated with concentric brow 
плато: elosely relat H. taba ut not cracki 52. spdinting 
stems; found on vertical surfaces; Canada to Carol ie are 
о oes SII SRO ТК Ere PCP а badio-ferruginea 
15. Reflexed, sometimes resupinate, coriaceous-rigid, thie k, concentrically 
sulcate, Brussels-brown, becoming fuscous-black, the margin ochraceous- 
wny; hymenium colliculose, bister, with conspicuous setae; n 
to Mexico and westward to the Pacific, and in Porto Rico.13. H. rubiginosa 
leate, 
15. Broadly exed, coriaceous-rigid, shallowly concentrically sulca 
zonate, Prout’s brown; enium even, Sudan-brown; setigerous layer 
zonate, 300-400 p thick, having scattered itin 35-404 4-5 ш; in 
орлы ТҮТІК AERE LEE bos гыска ла ERR CREE . H. reflexa 
15. Imbricated, Nay sie eder dimidiate, umbonate-sessile, or reflexed, thin, 
pliant w ry, concentrically suleate, becoming sn nuff-brown to Rood’s 
bro yeap nium even, antique brown; setigerous layer 80—100 u thick, 
bivio setae 35—45 X 44-6 ш; in Cuba and Porto Rico...... 15. H. cube 
16. Fructifications somewhat hoof-shaped, sessile, with a black, hard 
n the сас side; hymenium whitish, 3 mm. wt zonate 
ithin Coro de noc BED ree H. ungulata 
16. Fructifieation with upper edge sometimes barely n and 
black; hymenium drab, 400-1000 д thick; growing on ba а of 
living trunks of oak, elm, eto.; Ner Jersey to Florida and in 
o TET ISTUD ТЕТЕ CO 7. H. corticolor 
16. Always rri ВО TAT АН КЕС: 2.2022 eee О 
177 Setae crowded, 27—4 AAT и: Талай ыра cinnamon-brown to Pro 
brown; in Cuba ыу JEDER. cre os Ketone er ыла 29. H. ДА іе 
Lis Colorless, incrusted cysti idia ud eolored setae present, the setae abo ut 
30X43 u, only rarely emergent; hymenium vinaceous-buff; in Cuba. 
“DES Posh ons К ЕЕ SARI SORE XO Eo eR MPD Se E ПЕН Ives 30. H. anomala 
17. Having setae larger than 27—45 X 43-5 и and not having cystidia........ 
18. namon-brown to bister and Rood's brown, cracked into small 
ided areas, 150—500 ш thick; reru 6070 x. 8-12 л, ааа d in 
all peer of the зара Canada to Texas, westw: о 
Kentucky, and іп Уатвіса........................ 31. H. гада 
