Plants small and slender to moderate-sized, soft, not very compact; pale yellow, yellowish brown to brown; capitulum flat to somewhat convex, not 5-radiate to somewhat 5-radiate. Stems pale yellow to pale green, sometimes with reddish portions, superficial cortex of 2-3 layers of clearly differentiated cells. Stem leaves triangular to lingulate-triangular, apex apiculate, acute and sometimes slightly obtuse, spreading or sometimes appressed; hyaline cells nonseptate and often fibrillose at leaf apex. Branches straight to distinctly curved, leaves unranked to 5-ranked, leaves not greatly elongate at branch distal end. Branch fascicles with 2 spreading and 1-2 pendent branches. Branch stems with cortex enlarged with conspicuous retort cells, sometimes reddish at proximal end. Branch leaves ovate to ovate-lanceolate, greater than 1.2 mm, often subsecund, slightly undulate and slightly recurved when dry; margin entire; hyaline cells on convex surface with 1 pore per cell in apical end, on concave surface with round wall thinnings in the cell ends and angles; chlorophyllous cells equilateral to isosceles-triangular, well-enclosed on the concave surface. Sexual condition dioicous. Spores not seen.
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