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Plant Site

Isoetes melanopoda Gay & Durieu ex Durieu Isoetaceae


Culpepper County, Virginia

Beavers Bend State Resort, McCurtain County, Oklahoma. Small, dry stream bed off Cedar Bluff Trail. Mud in intermittent stream. In mixed hardwood forest, canopy of Liquidambar styraciflua, Ilex opaca, Diospyros virginiana, Ostrya virginiana. Growing with Sphagnum lescurii, Juncus effusus. 29 June 2014. 34°8'10.7" North, 94°41'40.7" West (34.136318, -94.694638)

Secondary forest on E side of CR 145, 1 mi. N of US 45 and about 1.75 mi. S of Shubuta, Wayne County, Mississippi. 17 June. Plants in what appear to be vehicle ruts as well as braided stream, now dry. Truncated phyllopodia (shorter than usual) present on all plants examined. This specimen exhibits megaspore polymorphism as well as a branching rhizomorph. Soil is a heavy clay. 31° 50' 16.9" North, 88° 41' 13.5" West (31.838017, -88.687097). With: Peter Schafran

Big Dawg. Unnamed tributary of Big Eagle Creek crossing Red Oak Road, just west of bridge on OK144, Le Flore County, Oklahoma. In sandy margins of steam, below bank. This plant has two growing points from a branched rootstock. 29 June 2014. 34°31'18.7" North, 94°43'36.5" West (34.521868, -94.726817)

Culpepper County, Virginia

Megaspores. Pearl River Co, Mississippi. Tentative determination.

Beavers Bend State Resort, McCurtain County, Oklahoma. Small, dry stream bed off Cedar Bluff Trail. Mud in intermittent stream. In mixed hardwood forest, canopy of Liquidambar styraciflua, Ilex opaca, Diospyros virginiana, Ostrya virginiana. Growing with Sphagnum lescurii, Juncus effusus. 29 June 2014. 34°8'10.7" North, 94°41'40.7" West (34.136318, -94.694638)

Beavers Bend State Resort, McCurtain County, Oklahoma. Small, dry stream bed off Cedar Bluff Trail. Mud in intermittent stream. In mixed hardwood forest, canopy of Liquidambar styraciflua, Ilex opaca, Diospyros virginiana, Ostrya virginiana. Growing with Sphagnum lescurii, Juncus effusus. 29 June 2014. 34°8'10.7" North, 94°41'40.7" West (34.136318, -94.694638)

Blue River Wildlife Management Area, Johnston County, Oklahoma. Seepage area along granite outcrop. In shallow pools at base of granite boulders with Ludwigia repens, Ptilimnium nuttallii, Sabatia campestris, Cyperus aristatus, Panicum dichotomofolium. Collected by permit. 28 June 2014. 34°21'46.6" North, 96°35'47.2" West (34.362938, -96.596447). Plants also at 34.36196°N, 96.59431°W.

Big Dawg. Unnamed tributary of Big Eagle Creek crossing Red Oak Road, just west of bridge on OK144, Le Flore County, Oklahoma. In sandy margins of steam, below bank. This plant has two growing points from a branched rootstock. 29 June 2014. 34°31'18.7" North, 94°43'36.5" West (34.521868, -94.726817)

Megaspores. Grundy Co, TN.

 
WARNING:  Accurate determination of this plant or fungus depends on more than this single image.