Search results

Property A Abaxial epidermal-cell arrangement or shape Abaxial epidermal-cell presence Abaxial stereid architecture or pubescence or relief Abaxial stereid development

a single value. Structure: stereid It is a abaxial It is a property of structure constraint: abaxial Character: development A phenology property A subproperty

adaxial stereid band absent [occasionally small], guide cells 2 (–3) [absent], in 1 (–2) layers, hydroid strand present, often large, abaxial stereid band

hydroid strand occasionally present, abaxial stereid band weak to strong, crescent-shaped or ovate in sectional shape, abaxial epidermis present but usually weak;

whitish hair, in section hydroids present between the stereid and the guide cells, stereid band abaxial, filaments restricted to adaxial surface of costa,

broad, percurrent to long-excurrent, in section hydroids absent, stereid band abaxial, occasionally wanting, filaments present on costa and adjacent 2-stratose

adaxial stereid band present, guide cells 4–6 (–8) in 1 layer, hydroid strand absent, abaxial stereid band present, crescent in sectional shape, abaxial epidermis

many enlarged, adaxial epidermal-cells and small, substereid or stereid central and abaxial cells; laminal cells 1-stratose throughout or variously multistratose

epidermis present, adaxial stereid band present, guide cells 2–4 in 1 layer, hydroid strand occasionally present, abaxial stereid band present, crescent-shaped

present, adaxial stereid band present, occasionally weak, guide cells 2–4 (–6) in 1 layer, hydroid strand usually absent, abaxial stereid band present, crescentlike

subula, 1/6–1/3 width of leaf base, 1 row of guide cells, 2 stereid bands, adaxial stereid band sometimes weak, rarely absent; medial lamina cells quadrate

toothed; costa subpercurrent to excurrent, sometimes roughened on the abaxial surface, stereid bands one or two, guide cells centrally located, confluent with

smaller adaxial cells, a weak or strong abaxial stereid band, and sometimes a group of hydroids, but no abaxial epidermis of larger cells; basal-cells abruptly

absent, adaxial stereid band present but absent in depauperate plants, guide cells 2–4 (–6) in one layer, hydroid strand absent, abaxial stereid band well developed

differentiated, adaxial stereid band moderately developed, guide cells 4–5 in 1 layer, hydroid strand lacking, abaxial stereid band present, abaxial epidermal-cells

epidermis present, adaxial stereid band absent to weak, guide cells 2–7 in 1 layer, hydroid strand absent, abaxial stereid band present, crescentlike or

rarely 1-stratose and entire; costa mostly showing two bands of stereid cells or stereids rarely absent; medial cells of leaves isodiametric [rarely transversely

adaxial stereid band present, guide cells 2–4 in 1 layer, hydroid strand absent, abaxial stereid band present, crescent-shaped in section, abaxial epidermis

strongly differentiated, adaxial stereid band absent, guide cells 2–4 (–5) in one row, hydroid strand absent, abaxial stereid band present, strong, semielliptic

elongate, adaxial epidermis present, adaxial stereid band, medial guide cells and abaxial stereid band present, abaxial epidermis sometimes absent, hydroid strand

occasionally 3-stratose, adaxial stereid band present, guide cells 6–16 in 1 layer, hydroid strand present, often multiple, abaxial stereid band present, crescent-shaped

to short-excurrent, adaxial and abaxial epidermal-cells often present, often interrupted, adaxial and abaxial stereid bands and 1 layer of median guide

"costa fragility","costa quantity","distal abaxial surface architecture or pubescence or relief","distal abaxial surface shape","exostome tooth coloration"

adaxial stereid band absent, guide cells 2 in 1 layer, hydroid strand present, abaxial stereid band present, rounded in cross-sectional shape, abaxial epidermis

adaxial epidermis of bulging or mammillose cells, abaxial epidermis weakly differentiated, 1–2 stereid bands, guide cells 2–4 in 1 layer, hydroid strand

smooth awn, 1 row of guide cells, two stereid bands, hydroid cells present between guide cells and abaxial stereids; medial laminal cells of somewhat uneven

adaxial stereid band distinct, 2 or more guide cells in one layer, hydroid strand absent, abaxial stereid band distinct, semicircular to lunate, abaxial epidermis

two stereid bands present, guide cells 2–4 in 1 layer, hydroid strand variably present, abaxial stereid band reniform-semicircular in shape, abaxial epidermis

flattened on the abaxial side, with cells in the abaxial and adaxial rows of similar size and shape or with 1–2 abaxial rows composed of small stereid cells in

adaxial cells similar in size to guide cells, somewhat thickened, abaxial stereid or substereid band well developed, epidermal-cells somewhat larger,

with a single row of guide cells, and both adaxial and abaxial stereid bands, or adaxial stereid band sometimes weak or rarely absent; lamina cells often

long axis; costa thin and narrow, subpercurrent, serrulate abaxially, with a central stereid band, basal-cells large, rectangular, distal cells rhombic

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

adaxial surface cells quadrate to shortrectangular, adaxial and abaxial epidermis present, stereid bands 2, guide cells 4 (–6) in one layer; hydroid strand sometimes

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

rank":"genus","name":"Plaubelia","properties":["author","abaxial epidermis quantity","abaxial epidermis variability","apex architecture or shape","axillary

and abaxial bands of stereid cells; medial cells distinct, 7–9 µm, bulging adaxially, smooth to slightly bulging or minutely 1-papillose abaxially; teniolae

cross-section showing ad and abaxial bands of stereid cells; medial cells obscure, 5–6 µm, bulging adaxially, minutely papillose abaxially; teniolae prominent at

showing ad and abaxial bands of stereid cells; medial cells distinct, 7–8 µm, slightly bulging adaxially, smooth or minutely papillose abaxially; teniolae absent;

occupying most of the subula, in section with a prominent abaxial and weak adaxial stereid band; cells of the leaf base rather laxly oblong-hexagonal

"name":"Tortella","properties":["author","adaxial and abaxial epidermal-cell architecture","adaxial and abaxial epidermal-cell presence","annulus duration","annulus

ceasing shortly just proximal to the apex, in section with strong abaxial and weak adaxial stereid bands; lamina cells thick-walled, rectangular proximally, becoming

to circular, two stereid bands present, adaxially small, epidermis differentiated adaxially, present or occasionally absent abaxially, guide cells 2 in

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

triangular; base long-decurrent; margins reddish-brown, multistratose with stereid band, toothed to below mid leaf, teeth paired, large, sharp; apex acute

5–5 mm; base long-decurrent; margins reddish-brown, multistratose with stereid band, toothed distally, teeth paired, long, sharp; apex acute, obtuse, or

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

costa ending in apex to distinctly excurrent, in transverse-section abaxial stereid band 2–4 cells thick, 2–5 adaxial cells in 1 or 2 layers; leaves on

point; costa ending in or shortly before apex, in transverse-section abaxial stereid band usually 2 or 3 cells thick, occasionally absent, 2 or 3 adaxial

1/3 width of the leaf base, in section with a weakly developed stereid band on abaxial side of guide cells; cells of proximal part of lamina rectangular

1/4–1/3 width of the leaf base, ± convex abaxially, in section with weakly defined adaxial and abaxial stereid bands; cells of the subula shortrectangular

1/4 width of leaf at base, in cross-section with an abaxial stereid band and a few adaxial stereids; distal lamina cells shortrectangular, becoming elongate

occupying most of the subula, in section with a distinct abaxial and poorly developed adaxial stereid band; cells of subula and distal lamina elongate-rectangular

transverse-section of costa at mid leaf with adaxial guide cells and abaxial stereid cells forming wide rows across the width with the central accessory-cells

distal half; costa stout, percurrent to excurrent, in section with abaxial stereid band; proximal lamina cells elongate-rectangular, distal lamina cells

in section with a broad band of guide cells and shallow adaxial and abaxial stereid bands; cells of the leaf base rectangular to oblong-hexagonal, narrowed

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"name":"Tortella","properties":["author","adaxial and abaxial epidermal-cell architecture","adaxial and abaxial epidermal-cell presence","annulus duration","annulus

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

occupying 1/4–1/3 width of leaf base, weakly abaxially convex, with poorly developed stereid bands abaxially and adaxially; cells of the subula and distal

"medial cell development","medial cell reproduction","peristome presence","seta quantity","slit orientation","stem orientation","stereid presence","teniola

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

across the width between a more restricted band of adaxial stereids and an extensive abaxial stereid band, accessory-cells sandwiched in the center; innermost

"medial cell development","medial cell reproduction","peristome presence","seta quantity","slit orientation","stem orientation","stereid presence","teniola

"name":"Pottiaceae subfam. Trichostomoideae","properties":["abaxial epidermis quantity","abaxial epidermis variability","central strand presence","distal

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

position","leaf size","medial cell architecture or shape","medial cell development","medial cell relief","medial cell reproduction","medial cell shape","operculum

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

mucro usually weak, of 1–3 cells; costa adaxial stereid band almost as large as or larger than the abaxial; distal laminal cells 8–11 µm wide. Sexual condition

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

open, broadly obtuse or rounded; costa undifferentiated, with few or no stereid cells, filaments of 4–8 cells, cells subspheric to cylindric; cells of leaf

[{"rank":"genus","name":"Gyroweisia","properties":["author","abaxial cell shape","abaxial epidermis presence","adaxial cell shape","adaxial epidermis presence"

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

adaxially by as much as four stereid cells, the costa always differentiated into guide cells, stereids and epidermal-cells, adaxial stereid layer never disappearing

"name":"Tortella","properties":["author","adaxial and abaxial epidermal-cell architecture","adaxial and abaxial epidermal-cell presence","annulus duration","annulus

weak but usually strong, of (1–) 5–9 cells; costal adaxial stereid band smaller than the abaxial; distal laminal cells 10–13 µm wide. Sexual condition autoicous

acute, mucro usually weak, of 1–3 cells; costal adaxial stereid band smaller than the abaxial; distal laminal cells 7–10 µm wide. Sexual condition autoicous

mucro very strong, of 7–10 (–14) cells; costal adaxial stereid band smaller than the abaxial; distal laminal cells 8–10 (–12) µm wide. Sexual condition

mucro usually strong, of (3–) 4–6 (–7) cells; costal adaxial stereid band smaller than the abaxial; distal laminal cells 8–10 (–13) µm wide. Sexual condition

mucro very strong, of 6–10 (–14) cells; costal adaxial stereid band smaller than the abaxial; distal laminal cells 8–10 µm wide. Sexual condition cladautoicous

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"properties":["abaxial epidermal layer variability","abaxial ridge development","abaxial ridge presence","abaxial surface architecture or shape","abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"properties":["annulus architecture","apex shape","band development","band presence","basal-cell coloration","basal-cell development","basal-cell presence","basal-cell quantity"

acute, mucro usually weak, of 1–5 (–8) cells; costal adaxial stereid band smaller than the abaxial; distal laminal cells 6–13 µm wide. Sexual condition monoicous

excurrent as a short denticulate awn, with guide cells and one or two stereid bands, abaxial surface usually slightly papillose; basal marginal cells quadrate

channeled, acute, mucro strong, of 6–10 cells; costal adaxial stereid band smaller than the abaxial; distal laminal cells 8–10 µm wide. Sexual condition cladautoicous

cucullate, mucro usually weak, of 1–3 cells; costal adaxial stereid band smaller than the abaxial; distal laminal cells 8–10 µm wide. Sexual condition autoicous

usually very strong, of 5–7 (–10) cells; costal adaxial stereid band smaller than the abaxial; distal laminal cells 8–12 µm wide. Sexual condition cladautoicous

nk":"genus","name":"Scopelophila","properties":["author","abaxial epidermis fusion","abaxial epidermis shape","adaxial cell shape","adaxial epidermis presence"

nk":"genus","name":"Scopelophila","properties":["author","abaxial epidermis fusion","abaxial epidermis shape","adaxial cell shape","adaxial epidermis presence"

showing adaxial guide cells extending across costa, an extensive abaxial band of stereids, and a few thin-walled accessory-cells in the center; innermost

groove at the leaf apex, smaller leaf cells, and very weak, flattened abaxial stereid band, the latter having a short oblong leaf shape, broadly channeled

moist, margins entire, decurrent, papillae short-columnar; costa adaxial stereid band absent or weak, guides cells usually 2. Sporophytes not seen. Habitat:

"properties":["author","abaxial cell quantity","abaxial cell relief","abaxial cell shape","abaxial epidermis presence","abaxial epidermis variability","adaxial

sterile plants the abaxial stereid band disappears along with the other layers. In perichaetiate plants the abaxial and adaxial stereid bands are definite

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

ank":"genus","name":"Molendoa","properties":["author","abaxial epidermis development","abaxial epidermis presence","adaxial cell shape","adaxial epidermis

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

the presence of longitudinal rows of macronemata along the stem and a stereid band in the costa showed that they are C. arcticum. None. None. window.

with the adaxial laminal cells, a widespread abaxial band of stereids, a restricted adaxial group of stereids, and a few thin-walled accessory-cells in the

"properties":["author","abaxial cell quantity","abaxial cell relief","abaxial cell shape","abaxial epidermis presence","abaxial epidermis variability","adaxial

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"name":"Tortula","properties":["author","abaxial cell arrangement or shape","abaxial cell relief","abaxial epidermis presence","abaxial epidermis quantity","adaxial

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

interrupted in the center, exposing the adaxial stereid layer by about two cells in width, in propaguloid leaves stereid layers appear undifferentiated in the subula;

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

"name":"Tortella","properties":["author","adaxial and abaxial epidermal-cell architecture","adaxial and abaxial epidermal-cell presence","annulus duration","annulus

ank":"genus","name":"Molendoa","properties":["author","abaxial epidermis development","abaxial epidermis presence","adaxial cell shape","adaxial epidermis

in the proximal part of the leaf and the adaxial stereid layer is less exposed (usually by two stereid cells), hence there is a somewhat more narrow groove

first disappears, leaving up to two stereid cells in width exposed. In some instances at the extreme apex, even the stereid layer disappears leaving the guide

cross-sections with sub-stereid cells. None. None. window.propertiesFromHigherTaxa=[{"rank":"genus","name":"Syntrichia","properties":["author","abaxial epidermis quantity"

definitive. Another potential recognition feature in the field is that the stereid band in the costa often disappears near the apex, making the normally reddish

ank":"genus","name":"Didymodon","properties":["author","abaxial epidermis fragility","abaxial epidermis presence","adaxial cell architecture","adaxial

"capsule some measurement","diagonal row dehiscence or orientation","distal abaxial surface architecture or pubescence or relief","endostome coloration","exostome

distinguished by its narrowly grooved adaxial surface of the costa. A second stereid band could not be demonstrated in the type material (holotype and paratype

revolutus, which is distinguished by the spurred costa having only one stereid band, the distal laminal cell walls evenly thickened, and papillae solid

basal collar, the abaxial cells are quadrate in distal 4/5 of leaf, the costal transverse section is rounded-elliptical, the adaxial stereid band is absent

recognition are the ovate leaves with distal laminal cells bulging adaxially, two stereid bands in the costa, and the peristome twisted. Curiously, though common

"adaxial or abaxial abaxial surface architecture or pubescence or relief","adaxial or abaxial abaxial surface coloration","adaxial or abaxial abaxial surface

":"genus","name":"Trichostomum","properties":["author","abaxial epidermis fragility","abaxial epidermis presence","adaxial cell shape","adaxial epidermis

"name":"Tortula","properties":["author","abaxial cell arrangement or shape","abaxial cell relief","abaxial epidermis presence","abaxial epidermis quantity","adaxial

"name":"Tortula","properties":["author","abaxial cell arrangement or shape","abaxial cell relief","abaxial epidermis presence","abaxial epidermis quantity","adaxial

percurrent or excurrent as a denticulate, occasionally weakly decurrent awn, abaxial surface papillose; basal marginal cells quadrate or oblate, often trigonous;

ank":"genus","name":"Didymodon","properties":["author","abaxial epidermis fragility","abaxial epidermis presence","adaxial cell architecture","adaxial