TABLE 2 in Hysterium madraspatanum (Hysteriaceae), a new species from Tropical Dry Evergreen Forest of Tamil Nadu, India

TABLE 2. Comparison of morphological characteristics, hosts information of closely related species to Hysterium madraspatanum.
S. no SpeciesAscomataExcipleHamatheciumAsciAscosporesHostsReference1.H. barrianumAscomata atypically hysterithecioid, somewhat laterally compressed in the upper region, slightly connivent, sulcus very shallow, existing as a narrow rim, sides laterally striate, striae few and deep, straight to flexuous, sessile on the substrate, rarely bifurcating, taller than wide at maturity: 1–2.5 mm long × 250–450 μm high, 200–300 μm wide.-Pseudoparaphyses hyaline, cellular, 1–2 μm wide, branched above the ascal layer to form an epithecium.Asci bitunicate, cylindrical, short-stipitate, (110)125– 135 × 15–20 μm.Phragmospores fusiform, narrow, hyaline and straight when young, becoming pale-yellow to lightly clear brown, and curved when mature, highly guttulate, with guttulae large, highly refractive, present in every cell, with (7–)9(–11) septa, measuring (35–)40–45(–55) × (7–)9–10(–12) μm when mature.QuercusBoehm et al. 2009.2.H. insidensFruiting bodies single or in groups, embedded or erumpent, elongated, linear, tapering towards the ends, straight, not branched, up to 2.4 × 0.26 mm.-Pseudoparaphyses hyaline, septate, branched, with thickened tips, forming an epitheciurn above the asci.Asci broad to cylindrical, 8 spored, irregularly biseriate, 140–150 × 18–23 μm.Ascospores golden to dark brown, fusiform to oblong, phragmosporous, most commonly with 7 or 8 transverse septa, often Salvia mellifera constricted at median septum, middle cell usually swollen, 28 –35 × 10–12 μm.E.J. van der Linde 1992.3.H. velloziaeFruiting bodies arranged in evenly distributed groups, embedded or erumpent, broad to ellipsoid with almost abrupt ends, slit broad, straight, not branched, up to 1.2 × 0.5 mm.-Pseudoparaphyses hyaline, septate, filiform, not thickened much at the tips, branched to form an epithecium.Asci irregularly biseriate, broad cylindrical, 8 spored, 130–140 × 20–25 μm.Ascospores light brown with dark brown septa, fusiform, phragmosporous, 13–21 septate, most commonly 14 or 15 septate, 45–50(60) × 10–12 (14) μm.-E.J. van der Linde 1992.4.H. angustatumHysterothecia superficial with base immersed, carbonaceous, black, subglobose to elongate, straight or flexuous, smooth laterally, with a longitudinal slit, sulcus shallow, gregarious, lying at irregular angles, without KOH Extractable pigment 0.2–1.4 × 0.1–0.3 mm, 0.1–0.3 mm high.-Pseudoparaphyses Asci bitunicate, cylindrical, septate, hyaline, branched short pedicillate, 8 spored, above the asci, 1–1.5 µm irregularly biseriate, wide. 57.5–88 × 9–11 µm.Ascospores 16–30 x 4–8.5 µm, 3- septate (rarely 4-septate), narrowly ellipsoidal-ovoid to cylindrical with rounded ends, often with one side straight, reddish brown, slightly constricted at the septa, the end cells concolorous or slightly paler than median cells.Platanus occidentalis, Corylus avellana, Betula pendula, Prunus spinosa, Fraxinus excelsior.Jayasiri S. C. et al. 2018.5.H. citricolaAscocarps superficial elongated stromatic, The wall lined by black hard and opening by narrow long slit thick walled cells. measuring from 1537–1762 × 450 –787 µm.Paraphyses occasionally branching forming the epithecium at apexAsci hyaline to slightly yellow in colour, arises from the basal hymenium layer which are parallel, bitunicate, cylindrical to clavate, 8 spored measuring from 118–170 × 9–11 µm.Ascospores uniseriately arranged, 4 celled, hyaline first later changing to yellow and then dark brown, Citri limon oblong to ellipsoid measuring from 20–26 × 7–8 µm.Tilak et al. 19666.H. lantanaeAscocarp superficial elongated stromatic, black and hard and opening by narrow long slit measuring from 1300–1470 × 450 –525 µm from the basal hymenium layer.The wall lined by thick walled cells.Paraphysate, paraphyses occasionally branched forming the epithecium at apex.From the basal hymenium layer asci originate which are parallel, bitunicate, cylindrical to clavate, 8 spored measuring from 125–145 × 7–11 µm, hyaline to slightly yellow in colour.Ascospores uniseriately arranged, initially two celled and finally four celled, hyaline first, later changing Lantana camara to yellow and then dark brown, oblong to ellipsoid, measuring from 24–30 × 8–9.6 µm.Tilak et al. 1966.7.H. tamarindiAscocarp superficial elongated stromatic black hard and opening by narrow long slit measuring from 700–1560 × 285–435 µm.The wall lined by thick walled cells.Paraphyses occasionally branching, forming the epithecium at the apex.From the basal hymenium layer asci originate which are parallel, bitunicate, cylindrical to clavate 8 spored measuring from 156–210 × 9–11 µm, hyaline to slightly yellow in colour,Ascospores uniseriately arranged, initially two celled which ultimately become four celled, hyaline first, later changing to yellow and then dark brown, oblong to ellipsoid, measuring from 19–30 × 7–8 µm.Tamarindus indicaTilak et al. 1966.8.H. memecyliAscocarps superficial elongated stromatic, black hard and, opening by narrow long slit, measuring from 700–900 × 450–550 µm.The wall lined by thick walled cells.Paraphyses occasionally branching, forming the epithecium at apex.From the basal hymenium layer asci originate which are parallel, bitunicate, cylindrical to clavate, 8 spored measuring from 200–240 × 8–11 µm, hyaline to slightly yellow in colour.Ascospores uniseriately arranged, initially two celled and finally become four celled, hyaline first, later changing to yellow and then dark brown, oblong to ellipsoid, measuring from 29–32 × 7–9 µm.Memecylon eduleTilak et al. 1966.9.H. celastrinumAscocarps superficial elongated stromatic, black hard and opening by narrow long slit measuring from 350–750 × 150–250 µm.The wall is lined by thick walled cells and measures from 20–30 × 8 –12 µm.Paraphyses occasionally branching, forming the epithecium at apex.From the basal hymenium layer originate asci which are parallel, bitunicate cylindrical to ctavate 8 spored, measuring from 60–75 × 5–6 µm, hyaline to slightly yellow in colour.Ascospores uniseriately arranged. 4 celled, hyaline first later changing to yellow and then dark brown, oblong to ellipsoid, measuring from 26.1– 29 × 5.8–9 µm.Celastrus paniculatusTilak 1963.10.H. hyalinumAsomata hysteriaceous, i.e they are elongate with a central narrow fissure, black, carbonaceous and remain closed when wet.--The asci of the species measures 95–110 × 15 µm.Ascospores become pale brown when matured, occasionally, they are 4 or 5 septate.PopulusCooke et al. 1875.11.H. pulicareAscostromata 500–2000 × 300–500(–700) µm, 200–300 µm tall, erumpent through bark Peridium with lateral or appearing superficial on wood where the walls 50–90 µm thick, bark is lost, elongate, narrowly elliptical to composed of very fusiform in outline, straight or irregularly dark, near opaque, curved, ovate to doliiform in vertical thick walled brown section, constricted at the base, scattered to black cells, basal or gregarious, superficial or nearly so, dull region similar, with a black, with a conspicuous longitudinal layer of hyaline thin cleft and often with inconspicuous parallel walled cells 40–50 striations, the cleft gradually widening to µm thick forming the expose the hymenium, which is coloured cavity floor. dark brown by the ascospores and encrusted paraphysoids.Interascal tissue of paraphysoids ca 1.5 µm diam, filiform with rounded ends, hyaline, smooth, sparsely septate, branched and sometimes anastomosed, exceeding the asci and plugging the ascomatal slit when dry, occasionally with slight apical encrustation where exposed.Asci (75–) 100–120 × 17–24 µm, cylindrical-clavate, stalked, tapering to a rounded or irregular base, thick-walled, fissitunicate, apex rounded, 8 spored, arising in parallel from the cavity floor.Ascospores 26–37 × 7–12 µm, 3 septate (very rarely 4 septate), end cells much paler (near-hyaline), narrowly ellipsoidal-ovoid to cylindrical with rounded ends, often with one side straight, reddish brown, slightly constricted at the septa, the end cells concolorous or slightly paler than median cells.QuercusBoehm et al. 2009.12.H. petiolareHysterothecia 0.5 –1.0 × 0.2–0.4 mm, separate and in subparallel rows, ostiole prominent, frequently with a distinct rim surrounding its base giving a hat-shaped appearance to the fructification.---spores hyaline, filiform, non-septate, 40–55 × 1.5 µm.Rhus glabra and QuercusLowy B 1949.13.H. rhizophoraePeridium 25–75 (x Saprobic on decaying wood of Ascomata = 50 μm, n = 5)μm hysterothecial, 650–2100 μm long (x = 1060 wide, carbonaceous, μm, n = 5), 100–400 μm high, 170–200 μm comprising an outer wide (x = 243 × 199 μm, n = 5), erumpent layer of dark brown to superficial with base immersed, solitary cells of textura to gregarious, straight to flexuous, ellipsoid globosa and aninner or elongate, with pointed ends, opening by a layer of hyaline to depressed longitudinal slit, invertical section pale brown cells of sub-globose to globose, carbonaceous, black. textura globosa.Ascospores 10–17 × 3–5 μm (x = 14 × 4 μm, n = 30), overlapping Pseudoparaphyses Asci 40–65 × 6–12 μm (x = biseriate, light brown, ellipsoidal, 1–2 μm (n = 30) wide, 48 × 10 μm, n = 20),8 spored, straight to slightly curved, with cellular, septate, flexuous, bitunicate, cylindric to 3 transverse septa, often slightly branched. claviform, short pedicellate. constricted at the median septum, with or without guttules.Rhizophora apiculata and Aegiceras corniculatumDevdatha et al. 201814.H. calabashApothecia gregarious in little clusters on the substratum, straight or curved, reaching a length of 1 mm.--Asci clavate, reaching a length of 70 μm and a diameter of 10 μm.8 spored; spores fusoid, 3 septate, slightly constricted at the septa, pale-brown, about 18 × 8 μm.Crescentia cujete and Lagenaria sicerariaSeaver, F. J. 1924.
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