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TABLE 2 in Morphological and molecular evidence for a new species, Mannia gradsteinii sp. nov. (Aytoniaceae) from southwestern China

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Zenodo2025-04-05 更新2026-05-26 收录
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TABLE 2. — Morphological comparisons of Mannia gradsteinii sp. nov., M. gracilis (F.Weber) D.B.Schill & D.G.Long and M. triandra (Scop.) Grolle. Mannia gradsteinii sp. nov.M. gracilis (F.Weber) D.B.Schill & D.G.LongM. triandra (Scop.) GrolleNo. of air chamber layers2-4 layers1 layer2-3 layersAir pore (diameter)(72)136-204 μm20-35 μm8.7-46.4 μmVentral scale colorhyaline to pale purplishred-purplepurple with sometimes paler marginsVentral scalesnot reaching beyond thallus edgenot reaching beyond thallus edgereaching beyond thallus edgePseudoperianthabsentpresentabsentSpore (SEM)47-57 μm55-70 μm55-75 μmSpore shapetriletealetetrileteSpore distal surface3-6 areolae across diameter3-6 irregular incomplete areolae across diameter4-7 areolae across diameter

表2. — 曼尼亚苔属新种(Mannia gradsteinii sp. nov.)、细叶曼尼亚苔(M. gracilis (F.Weber) D.B.Schill & D.G.Long)与三雄蕊曼尼亚苔(M. triandra (Scop.) Grolle)的形态学比较 曼尼亚苔属新种(Mannia gradsteinii sp. nov.) 细叶曼尼亚苔(M. gracilis (F.Weber) D.B.Schill & D.G.Long) 三雄蕊曼尼亚苔(M. triandra (Scop.) Grolle) 气室层数 2-4层 1层 2-3层 气孔(直径) (72)136-204 μm 20-35 μm 8.7-46.4 μm 腹鳞片颜色 透明至淡紫红色 红紫色 紫色,有时边缘较浅 腹鳞片 不超出叶状体边缘 不超出叶状体边缘 超出叶状体边缘 假蒴萼 无 存在 无 孢子(扫描电镜(SEM)) 47-57 μm 55-70 μm 55-75 μm 孢子形状 三裂缝型(trilete) 四裂缝型(tetrilete) 孢子远极面 直径方向具3-6个网孔 直径方向具3-6个不规则不完全网孔 直径方向具4-7个网孔

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