Lactocollybia angiospermarum Singer

• Region

  South America

• Country

  Brazil

• State/Province

  Maranhão

• County/Municipio

  Loreto Mun.

• Locality

  "Ilha de Balsas" region, between the Rios Balsas and Parnaíba. 100 m SE of main house of Fazenda "Morros", about 35 km S of Lorêto.

• Elevation

  Alt. 300 m. (984 ft.)

• Coordinates

  -7.38, -45.07

• Distribution

  Map all specimens of this taxon

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Municipio de Loreto: “Ilha de Balsas” region, between the Rios
Balsas and Parnaiba. X00 meters SEof main house of Fazenda
“Morros”, about 35 km. south of LORETO. Alt. ca. 300 m. ApprOX*
7° 22S., 45° 4 ’W.
Main vegetation types of region: (1) "chapada”, a semi-closed tree woodland (or
‘cerradao”) on flat tops & steep sides of plateaus, oa ? steep hilly land, and on
some areas of rolling or flat dry land; (2) “tabuleiro”, a semi-closed woodland,
or "cerradao”, of different physiognomy & species composition, on tops of hilly
or gently rolling land; (3) “mata”, a closed tropical forest of many tree species,
usually with palms, in flat stream valleys and in or alongside of brook ravines &
courses; (4) “caatinga”, a semi-open forest of few forest tree species on low
moist flat land and in narrow valleys between “tabuleiro”-covered hills; (5) “var-
jao”, low moist flat land with scattered forest trees of one or a few species;
(6) “cocal”, thick groves of babacu palm on flat river plain of Rio Parnaiba and
some of its tributary streamsAAftllUfregetation types completely deciduous during
dry season. All brooks intermittent! Annual ground fires and cattle grazing in
all areas. Part of “tabuleiro” cut over, forming treeless grassy areas; most
“mata” and much “caatinga” & “varjao” cultivated or abandoned, forming dense
secondary vegetation of low trees & tall shrubs (“capoeira”); some areas of
“chapada” with dense secondary vegetation (“carrasco”). Upland soils grayish,
tan, or light reddish brown silt or silty clay, very stony on slopes; lowland soils
mostly reddish brown to black silt loam, silty clay loam or clay loam, without
stones. Country rock horizontal light brown sandstone, exposed only on tops
of morros and on cliffs along the Rio Parnaiba.
This habitat: in shade of low trass in secondary gallery
forast at head of the brook» "Riacho da Atraca"«
MUSHROOM on bark and rotten wood of fallen log«
All parts white* To 18 m tall» vith cap to 13 mu
diam., and stipe to 1*1 am. diam. 21 March 1962
leg. George Eiten and Liene T. Eiten, no. 373& ®
Distributed by the Instituto de Botánica, Sao Paulo
01955717