Dermatocarpon arenosaxi Amtoft

• Region

  North America

• Country

  United States of America

• State/Province

  Missouri

• County/Municipio

  Jefferson Co.

• Locality

  E of Don Robinson Road, just E of SE end of Sand Cut Road off Byrnesville Road, in upper reaches of small, N-tending tributary of La Barque Creek, ca. 4 mi due NW of Cedar Hill

• Township, Range, Section

  T42N, R3E, SW1/4 Sec. 9

• Elevation

  Alt. 165 - 260 m. (541 - 853 ft.)

• Coordinates

  38.3869, -90.6969

• Distribution

  Map all specimens of this taxon

Herbarium of the New York Botanical Garden (NY)
Lichens of Missouri
Dermatocarpon arenosaxiAmtoft
Det. A. Amtoft
UNITED STATES OF AMERICA. MISSOURI.
JEFFERSON COUNTY*. E of Dan Robinson Road, just E of SE
end of Sand Cut Road off Byrnesville Road, in upper reaches of
small, N-tending tributary of La Barque Creek, ca. 4 mi due NW
of Cedar Hill, 38° 23,13-41”N, 90° 41’ 49 “ W, T42N, R3E, sec. 9
(SW1/4), 165-260M; St. Peters Sandstone ravine and glades. —
On shaded sandstone below glade.
NEW YORK BOTANICAL GARDEN
Anja Amtoft #1357
04164969
13 October 2003
.-‘\
1 K S
â K SvS"
b I S . S'
/ .0
t
vM (A
/frir&fr / 35
exciple
pigmentation
"f *
?». a:
v VP
K // ostiole
dark colourless
partly whole
1/3	2/3
cells ï. jk compressed inflated
thickness xO'lU jim
algae present along margin? yes no
pigmentation	dark colorless
cells	compressed inflated elongate rounded
thin walled	thick walled
medullary hyphae between lower exciple and lower cortex? yes no
sp°res	*s
length y	todth
xV
+
V
germinating? yes no
medulla <+V	"T
hyphae thickness ^ ^	'
upper cortex	( OO
upper most cells pigmented? yes no
lower most cells pigmented? yes no
lower cortex	/
texture /smooth J veined rough wrinkled
f r\ v_y
umbilici multiple) single
margin brown fnot brown
habitat ^
^bisic
Y
s\ wetJ
04164969