TABLE 1 in On the synonymization of Acaulon longifolium Herrnst. & Heyn with Acaulon fontiquerianum Casas & Sérgio (Pottiaceae)

TABLE 1. — Summary of the morphological characters studied in Acaulon fontiquerianum Casas & Sérgio and A. longifolium Herrnst. & Heyn. For quantitative characters, average and range values, in parentheses, are given. *Bibliographic data.
Acaulon fontiquerianumAcaulon longifoliumPlant length (mm)(1.48-) 2.16 (-3.0)(1.6-)2.05(-2.87)LeavesNumber per plant(6-) 10 (-13)(6-) 8 (-12)(including small ones)ShapeBroadly ovate, concave, widest at middle, not keeledBroadly ovate, concave, widest at middle, not keeledSize of larger leaves (mm)(1.16-) 1.90 (-2.44) × (0.44-) 0.87 (-1.49)(1.26-)1.64(-2.03) × (0.38-)0.70(-1.00)Basal cellsShapeLongley rectangular to hexagonalLongley rectangular to hexagonalSize (µm)(45.79-) 70.70 (-108.07) × (11.87-) 20.19 (-34.65)(46.37-)69.11(-91.77) × (11.73-)19.41(-32.30)Midleaf cellsShapeShortly rectangular, rhomboidal to polygonalShortly rectangular, rhomboidal to polygonalSize (µm)(12.56-) 19.77 (-34.46) × (8.65-) 13.32 (-21.01)(13.26-)23.67(-35.89) × (11.80-)16.80(-23.48)AristaColourBrownish green to yellowish brown, concolorous to leaf Brownish green to yellowish brown, concolorous to leafLength (µm)(113.18-) 253.43 (-406.87)(116.85-) 203.82 (-313.81)Nerve sectionAdaxial cells (µm)(11.27-) 17.04 (-23.35) × (9.67-) 15.67 (-25.72)(11.61-)17.65(-22.07) × (11.69-)16.71(22.71)Hydroids1-2, absent in distal part1-2, absent in distal partSexual conditionAutoicous*, rhizoutoicous*, paroicousDioicous*SporophyteCalyptraCampanulate, mitrateCampanulate, mitrateSeta typeStraightStraightSeta length (µm)(85.72-) 189.29 (-334.27)(101.55-) 151.63 (-218.15)Capsule shapeSubsphaerical to obovoidSubsphaerical to obovoidCapsule size (µm)(424.32-) 689.95 (-988.02) × (344.96-) 599.28 (-881.75)(449.29-)602.07(-808.91) × (357.62-)531.76(-693.41)SporesColourOrange to brownishOrange to brownishSize (µm)(19.07-) 23.32 (-27.48) × (15.16-) 20.87 (-24.79)(20.09-)23.04(-25.69) × (16.74-)21.47(-31.06)Ornamentation at LMGranuloseGranuloseOrnamentation at SEMBaculate, acute and distally branched baculae withBaculate, acute and distally branched baculae withdenticulate/spinose processes. 1-2 lamellar spinose-denticulate/spinose processes. 1-2 lamellar spinose-dentate glomeruli presentdentate glomeruli present