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Abbreviazioni delle specie per la chiave sinottica :
art
U. articulata,
bar
U. barbata,
cav
U. cavernosa,
cer
U. ceratina,
cha
U. chaetophora,
cor
U. cornuta,
dasa
U. dasaea,
dasy
U. dasypoga,
dip
U. diplotypus,
esp
U. esperantiana,
flam
U. flammea,
flav
U. flavocardia,
flo
U. florida,
fra
U. fragilescens,
ful
U.
fulvoreagens,
glabra
U. glabrata,
glabre
U. glabrescens,
hir
U. hirta,
int
U. intermedia,
lap
U. lapponica,
lon
U. longissima,
mut
U. mutabilis,
pra
U. praetervisa,
rub
U. rubicunda,
sch
U. schadenbergiana ,
sil
U.
silesiaca,
sph
U. sphacelata,
subc
U. subcornuta,
subf
U. subfloridana,
subsc
U. subscabrosa,
subst
U.
substerilis,
was
U. wasmuthii.
1. Presenza di apoteci
1.1. Apoteci abbondanti:
flo, int
1.2. Apotheci assenti o pochissimi:
art, bar, cav, cer, cha, cor, dasa, dasy, dip, esp, flam, flav,
fra, ful, glabra, glabre, hir, lap, lon, mut, pra, rub, sch, sil, sph, subc, subf, subsc, subst, was
2. Lunghezza delle spore
2.1. 7–8.4 µm:
int
2.2. 8.5–11 µm:
flo
2.3. Non nota (apoteci assenti):
art, bar, cav, cer, cha, cor, dasa, dasy, dip, esp, flam, flav, fra,
ful, glabra, glabre, hir, lap, lon, mut, pra, rub, sch, sil, sph, subc, subf, subsc, subst, was
3. Portamento del tallo
3.1. Cespuglioso: cer,
cor,
dasa, dip,
esp,
flam,
flav, flo,
fra,
ful, glabra,
glabre,
hir, lap,
mut, pra,
rub, sil,
sph, subc,
subf, subsc,
subst,
was
3.2. Subpendulo: cer, dasa, dip, flam, fra, glabre, int, mut, pra, rub, subc, subf, sil, subsc, was
3.3. Pendulo:
art, bar, cav,
cer,
cha, dasy,
int,
lon,
rub,
sch,
sil, subsc
4. Colore del tallo
4.1. Tallo chiaramente bicolore, giallo con bande nere:
sph
4.2. Tallo di colore omogeneo, rossastro:
rub
4.3. Thallus di colore omogeneo, verdastro:
art, bar, cav, cer, cha, cor, dasa, dasy, dip, esp, flo,
flam, flav, fra, ful, glabra, glabre, hir, int, lap, lon, mut, pra, sch, sil, subc, subf, subsc, subst,
was
5. Colore della medulla
5.1. Medulla di color rosso vinoso:
mut
5.2. Medulla rosa pallido: cer
5.3. Medulla bianca allinterno, rossastra sotto il cortex:
subc
5.4. Medulla bianca all’estreno, gialla all’interno:
fla
5.5. Medulla totalmente bianca:
art, bar, cav,
cer,
cha, cor, dasa, dasy, dip, esp, flam, flo, fra,
ful, glabra, glabre, hir, int, lap, lon, pra, rub, sch, sil, sph, subf, subsc, subst, was
6. Colore della base
6.1. Base nera:
bar,
cer, cha, cor,
dasy,
dip, flav,
flo, fra, ful, glabre,
int, lap, lon,
pra, sil, subf,
subst,
was
6.2. Base non nera:
art, cav,
cer, cha, cor,
dasa,
dip,
esp, flam,
flav,
glabra, hir,
int, lap, lon,
mut, rub, sch, sph,
subc, subsc,
subst
7. Prsenza del cortex
7.1. Tallo completamente corticato:
art, bar, cav, cer, cha, cor, dasa, dasy, dip, esp, flam, flav,
flo, fra, ful, glabra, glabre, hir, int, lap, mut, pra, rub, sch, sil, sph, subc, subf, subsc, subst,
was
7.2. Solo la base del tallo corticata:
lon
8. Segmentazione del tallo
8.1. Tallo segmentato da crepe anulari per quasi tutta la lunghezza:
art, cha,
ful,
sch,
sil
8.2. Tallo non segmentato, o segmentato solo alla base: