[syndicate] neuropteris now with images
Alan Sondheim
sondheim at panix.com
Sun Sep 24 04:31:38 CEST 2006
neuropteris now with images
http://www.asondheim.org/neuropteris1.jpg
http://www.asondheim.org/neuropteris2.jpg
http://www.asondheim.org/neuropteris3.jpg
from the pennsylvanian, nova scotia, i am sure west virginia
no matrix no master no copy
no matrix no master no copy
kind
fern.]
extinct. extinct. plants
incredible sunshine, humidity, about c
structure during during a critical phase phase of ecosystem composition
gr. ? ? a nerve + + ? kansas)\neu*rop"te*ris\, kansas)\neu*rop"te*ris\, n.
n. [nl., fr. fr. gr. pecopteris neuropteris (a, (a, b), b), neuropteris
and (a, alethopteris calamiteans. and basal calamiteans. stump basal
diameter root measurements, mantle, including range root mantle, to
range mid-pennsylvanian (early (early cantabrian) cantabrian)
tree-fern scotland scotland during carboniferous (- period million
barometer falling
(- of few dominantly largest aggrading show show evidence evidence
for for upper pennsylvanian, pennsylvanian, eastern eastern when
trees scaled per up hectare to when standard scaled forestry up island,
smallish scrambling scrambling the creepers. name as implies, years
million ago). years seed ago). ferns seed grew mainly period along stump
distribution distribution measurements measurements on on palaeosols
wind - km/hr
triassic triassic formation.a been latestfound mid-pennsylvanian
post-burial post-burial regeneration. regeneration. being being
tree-fern-dominated forest attained densities densities of c. localized
implies, smallish they reproduce, used and seeds were reproduce, the
dominantly floodbasin grew settings, aggrading a floodbasin few settings,
and raised in levees a rivers of came and variety raised shapes of sizes,
approximately approximately coeval the late extinction extinction which
name certain foliage which certain neuropteris rainforests which covered
preserved of deposits plain, coastal tree-ferns plain, are subject
alethopteris, ferns. a alethopteris, seed a fern, seed and fern, and were
alethopteris all () pecopteris were (a, all b), pennsylvanian diameter
including cm, the indicating ferns ferns large mostly trees,
constricted at point in at neuropteris, bases. bases. (all (all upper
species which species an haveextensive been the found devonian devonian
that another the in the that fern, the differ bases from of neuropteris,
preserved brackish incursions. incursions. they they were constructed of
psaronid-type trunks trunks and massive massive pecopterid pecopterid
spore count high
large rather trees, indicating rather that than the shrubs. shrubs. stump
provide insight insight into into community community the composition and
pinnules, attached the to leaflike stem, the whereas pinnules pinnules a
palaeosols indicate indicate localized patches patches of fronds, fronds,
locally locally intergrew intergrew with with sigillarian event, resulted
resulted coeval forests dominate rising tropical dominate mines the
seam tree-ferns the
reorganization.fossil foxley, reorganization.fossil tollcross. neuropteris
units, standard forestry trees units, per much hectare denser typical
than lycopsid mid-pennsylvanian forests. lycopsid tree-ferns forests. for
tropical the lowlands first first forests time, rising head fossil
pinnules, of leaflike frond, portions are frond, to are the broadly
oxygen rising
pecopteris, pecopteris, true true ferns. differ fern, from in neuropteris,
amongst bearing earliest used bearing to plants on planet. seed now
(paleon.)kind an of extensive fossil genus ferns, fossil which ferns,
sigillarian lycopsids, neuropterid lycopsids, pteridosperms, neuropterid
time
i was the first to see their light
i was the last to see their light
no matrix no master no copy
no matrix no master no copy
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