Flechtenbilder (H)

Haematomma-ochroleucum-6466-01 Haematomma ochroleucum (Neck.) Laundon
On volcanic rocks in high altitudes.
Thallus grey (with a brigth yellow-green tinge), granular-sorediate, often with a white prothallus; apothecial disc red; margin uneven, lecanorine, sorediate; often without (or with immature) apothecia. Thallus K± yellow, P+ yellow.
Portugal: Madeira.
(1600 m above sealevel).
Haematomma-ochroleucum-6466-02
Haematomma ochroleucum (Neck.) Laundon
Portugal: Madeira.
Haematomma-sorediatum-6625a
Haematomma sorediatum Rogers
On the bark of  Erica arborea (Laurisilva).
Thallus weakly warty; prothallus dark; soralia rounded, delimited, granular; apothecial disc scarlet, up to 0,5 mm diam., margin persistent, crenulate. Thallus and soralia K+ yellow, C-, KC+ yellow, Pd+ pale yellow.
Portugal: Madeira.
900 m above sea level.
Halecania-viridescens Halecania viridescens  Coppins & James 
On deciduous trees.
Thallus effuse, matt; soralia paler than thallus, confluent.
Thallus and soralia Pd+ red.
Central Europe: Germany.
Heterodermia-leucomela-120922 Heterodermia leucomela (L.) Poelt
Corticolous; epibryotic; in humid habitats (Laurisilva).
Thallus 5-10 cm, appearing as loosely attached mats; lobes elongate, up to 3 mm wide, ± dichotomously branched, with conspicuous black marginal cilia (resembles to Anaptychia ciliaris); upper surface green; lower side white, ± channelled, powdery to sorediate (no cortex existing; see lower image); apothecia not seen. Medulla K+ yellow-red, C-, KC+ yellow-red, Pd+ yellow.
Portugal: Madeira.
Heterodermia-leucomela-6699 Heterodermia leucomela (L.) Poelt
Spain; Canary Islands: La Gomera.
Heterodermia-obscurata-2867 Heterodermia obscurata (Nyl.) Trevis.
Corticolous; on old deciduous trees (Laurisilva).
Thallus rosette- forming; lobes flat, not ascending at the ends, branched; soralia at the tips of lobes (lip-shaped); lower surface not corticate (sie lower image; H. speciosa is corticate), hyphae orange in part; with long black rhizinae (some of them appear as marginal cilia). Upper surface K+ yellow, lower side K+ purple (see lower image, right side; H. speciosa K-; H. japonica: pigmented spots rare, K+ yellow); C-, P-.
Portugal: Madeira.
Heterodermia-obscurata-US-2867 Heterodermia obscurata (Nyl.) Trevis.
Lower side.
Heterodermia-speciosa Heterodermia speciosa (Wulfen) Trevis.
Corticolous; on old deciduous trees (Laurisilva).
Thallus rosette- forming; lobes flat, not ascending at the ends, branched; soralia at the tips of lobes (lip-shaped); lower surface corticate (difference to H. obscurata); with long black rhizinae (some of them appear as marginal cilia). Upper surface K+ yellow, lower side K- (difference to H. obscurata); C-, P-.
Portugal: Madeira.
Hyperphyscia-adglutinata-02 Hyperphyscia adglutinata (Flörke) Mayrhofer & Poelt
On bark of nutrient-enriched trees (mainly near the base).
Thallus Physcia-like but smaller and more adpressed; with greenish soralia, frequently near the center; lower surface white; with few rhizinae.
No spot reactions.
Central Europe.
Hyperphyscia-adglutinata-01 Hyperphyscia adglutinata (Flörke) Mayrhofer & Poelt
Hypocenomyce-scalaris-7610 Hypocenomyce scalaris (Ach. ex Lilj.) Coisy
Corticolous; on acid bark; common.
Consisting of small (1.5 mm), convex, overlapping squamules; free ends of squamules turned upwards, covered with lip-shaped soredia. Thallus C+ red.
Central Europe; Germany: Hesse.
Hypogymnia-farinacea-8304 Hypogymnia farinacea Zopf
On acid bark (e.g. Picea abies) in cool and humid environments.
Thallus rosette-forming, ± shiny; lobes hollow, up to 3 mm wide, upper surface wrinkled, whith laminal soralia; lower side black, pale brown towards the tips, without rhizines. No spot reactions. (The only Central European Hypogymnia species with exclusively laminal soralia).
Central Europe; Germany: Black Forest.
Hypogymni-farinacea-6887 Hypogymnia farinacea Zopf
Hypogymnia-lugubris Hypogymnia lugubris (Pers.) Krog
On mosses.
New Zealand; northern island:Tongariro.
Hypogymnia-maderensis-6405 Hypogymnia maderensis (Tav.) Hawksw.
Corticolous; on twigs of Erica arborea.
Thallus irregularly spreaded, up to 7.5 cm, loosely attached; lobes hollow, overlapping; without soralia; apothecia rare, funnel-shaped, stalked; stalk cup-shaped, longitudinally sulcate; disc brown, concave; margin of the colour of the thallus. Medulla K+ yellow, Pd- (The very similar H. tavaresii is K- and Pd+ yellow-orange).
Spain; Canary Islands (first finding): La Gomera.
Hypogymnia-maderensis-4036 Hypogymnia maderensis (Tav.) Hawksw.
Portugal: Madeira.
Hypogymnia-maderensis Hypogymnia maderensis (Tav.) Hawksw.
Hypogymnia-physodes Hypogymnia physodes (L.) Nyl.
Corticolous; on ± acid bark; common.
Lobes hollow; lower side brown to black (center), wrinkled, without rhizines; with farinose lip-like soredia at the tips of the lobes; cortex K+ yellow, medulla and soralia KC+ red, P+ orange-red.
Throughout Central Europe.
Hypogymnia-tavaresii-5867 Hypogymnia tavaresii Hawksw. & James
On deciduous trees (Laurus spec.).
Thallus irregularly spreaded, attached, only lobe tips ascending; lobes hollow, overlapping; without soralia; apothecia rare, funnel-shaped, stalked; stalk cup-shaped, longitudinally sulcate; disc brown, concave; margin of the colour of the thallus. Medulla K-, Pd+ yellow-orange (The very similar H. maderensis is K+ yellow and Pd-).
Spain; Canary Islands: El Hierro.
(1300 m above sea level).
Hypogymnia-tubulosa-2009 Hypogymnia tubulosa (Schaer.) Hav.
Corticolous; on ± acid barks; common.
Resembles to H. physodes, but with tubular, finger-like lobes; at the tips with globose to lip-shaped, farinose, greyish soredia (sometimes dark); cortex K+ yellow, medulla and soralia KC+ red, P- (distinction to H. physodes).
Central Europe; Germany: Hesse.
Hypogymnia-tubulosa Hypogymnia tubulosa (Schaer.) Hav.
Hypogymnia-vittata-5663 Hypogymnia vittata (Ach.) Parrique
Corticolous, on acid barks or on mosses.
Thallus resembles to alpine forms of H. physodes: lobes hollow, prolonged, narrow (up to 2 mm wide), branched; upper surface green-grey, often blackish along the margins; lower side brown to black (center), wrinkled, without rhizines; with lip-like to ring-shaped soredia at the tips of the lobes. Cortex K+ yellow, medulla and soralia KC+ red, Pd- (H. physodes: Pd+ orange-red).
Sweden: Värmland.
Hypotrachyna-endochlora-6434 Hypotrachyna endochlora (Leight.) Hale
On Erica arborea in the Laurisilva region.
Thallus greenish to mineral gray, ± shiny, faintly whitish-maculate; lobes sublinear; apices truncate; with subterminal soralia (granular, darker than the surface - see lower image); medulla pale yellow-green; lower surface black, margins brown; rhizines squarrose. Spot reactions: Cortex K+ yellow; medulla C+ orange, Pd-.
Portugal: Madeira.
(950 m above sea level).
Hypotrachyna-endochlora-6434b Hypotrachyna endochlora (Leight.) Hale
Hypotrachyna-laevigata-4452 Hypotrachyna laevigata (Sm.) Hale
On mosses over volcanic rocks.
Thallus grey, ± shiny, loosely attached; lobes with rounded axils and truncate apices; soralia globose, grey to dark grey, mainly at lobe tips (sometimes also sublaminal); lower side black, with branched rhizines reaching the lobe margins (see lower part of the image), often protruding and then resembling ciliae. Cortex K-, Pd-; medulla C+ orange-red.
Portugal: Madeira.
Hypotrachyna-pulvinata-4472 Hypotrachyna pulvinata (Fee) Hale
On mossy rocks.
Thallus grey; lobes dichotomous-elongate, axils rounded, tips truncate; without marginal cilia; lower side with branched rhizinae reaching the margins. Cortex K+ yellow; medulla K-, C+ red.
Portugal: Madeira.
Hypotrachyna-rachista-6437-01 Hypotrachyna rachista (Hale) Hale
On a dark and humid wall of a levada; over mosses, in the Laurisilva region.
Thallus greenish to mineral gray; lobes linear, dichtomously branched, truncate at the ends; isidia lobulate (see lower image); lower surface black, with squarrose rhizinae (up to the margins). Spot reactions: Cortex K+ yellow; medulla C+ red. The very similar H. prolongata (Kurokowa) Hale is different in chemistrial compounds: Not analyzed by me.
Portugal: Madeira.
(950 m above sea level).
Hypotrachyna-rachista-6437-02 Hypotrachyna rachista (Hale) Hale
Hypotrachyna revoluta 150820a  Hypotrachyna revoluta (Flörke) Hale
On Malus spec. (twigs).
Thallus up to 5 cm diameter; lobes up to 5 mm broad, smooth, with downturned ends, often overlapping; axils rounded, marginal cilia rare (not seen here); soralia concorolous to greyish, not delimited, laminal but often restricted to the tips of lobes; lower side black (brownish at the margins), with numerous rhizines, +- reaching the margins; rhizines simple to dichotomously branched.
Medulla and soralia K-, KC and C+ red (H. laevigata: orange), Pd-.

H. afrorevoluta: Soralia often eroding and leaving black patches, lower surface totally black.
Central Europe; Germany: Brandenburg.
(Coll/ident U. Windisch).
Hypotrachyna revoluta 150820b  Hypotrachyna revoluta (Flörke) Hale
Lower side.
Central Europe; Germany: Brandenburg.
(Coll/ident U. Windisch).

Hypotrachyna revoluta 150820c  Hypotrachyna revoluta (Flörke) Hale
Lower side.
Central Europe; Germany: Brandenburg.
(Coll/ident U. Windisch).

Hypotrachyna-revoluta-6384 Hypotrachyna revoluta (Flörke) Hale
On mosses over basaltic rocks (upper image) and on bark of broad-lobed deciduous trees in humid environments (Laurisilva).
Portugal: Madeira.
Hypotrachyna-revoluta-4453 Hypotrachyna revoluta (Flörke) Hale
Portugal: Madeira.
Hypotrachyna-rockii-5635 Hypotrachyna rockii (Zahlbr.) Hale
On mossy deciduous trees (Laurisilva).
Thallus forming patches up to 15 cm diam.; lobes elongate (2-5 mm wide), apices truncate; axils curved-sinuate; soralia near the ends of the lobes , ± globose; lower side black, with numerous dichotomously branched rhizines. Cortex K-, C-; medulla K-, C+ rose-red (not orange: difference to the very similar H. laevigata).
Spain; Canary Islands: La Gomera.
Hypotrachyna-taylorensis Hypotrachyna taylorensis (M.E. Mitch.) Hale
On deciduous trees (Laurisilva).
Thallus up to 12 cm diam; lobes rounded, axils sinuate; rhizines dichotomous.
Portugal: Madeira.