Didymochlaena truncatula (Sw.) J.Sm.
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publication ID |
https://doi.org/ 10.15560/16.1.183 |
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persistent identifier |
https://treatment.plazi.org/id/DF568E4F-FF92-FF9C-FF5C-C9266AFBFF6A |
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treatment provided by |
Marcus |
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scientific name |
Didymochlaena truncatula (Sw.) J.Sm. |
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Didymochlaena truncatula (Sw.) J.Sm. View in CoL
Figure 6B
Examined material. BRAZIL • 1 specimen; Trilha da Estrada ; 25°17′17″S, 048°38′40″W; alt. 100 m; 2 Mar. 2005; F.B. Matos & U. Ferreira 481 leg.; UPCB3716 GoogleMaps • 1 specimen; Trilha do Meio ; 25°14′38″S, 048°39′13″W; alt. 200 m; 28 May 2006; F.B. Matos & M.C. Gomes 1188 leg.; UPCB3717 GoogleMaps • 1 specimen; Trilha Porto do Rio Seco ; 25°24′19″S, 048°40′54″W; alt. 15 m; 25 Jun. 2019; F.B. Matos & V. Veiga 2668 leg.; UPCB44501 GoogleMaps .
Identification. Characterized by massive, scaly, erect stems, 2-pinnate leaves up to 1.5 m long, subdimidiate pinnules that are sessile and obtuse, basal acroscopic pinnules overlapping the rachis, and minute spine-like projections on the upper surface of the junctures of the rachis, costae, and costules. Sori elongate, on both sides of the vein, indusia attached to vein along medial line. Not easily confused with any other fern from the area.
Distribution and habitat. Pantropical. Terrestrial in forests.
Order Polypodiales (suborder Polypodiineae ), Dryopteridaceae Herter
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