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Apr 19, 2012
Thelypteris nevadensis
Delicate, pale green, deciduous fern emerging in a small compact clump from a slender rhizome. The leaves are few, erect to arching, 3-8 dm tall and quite narrow (max. ca 15 cm wide). Leaves are twice-pinnate (twice divided leaflets) with 35-40 opposite or offset leaflet pairs. The upper leaflets are larger and close together, the lower are greatly reduced in size and quite far apart. Spore clus...
Apr 19, 2012
Botrychium crenulatum
Wavy Moonwort is a small, perennial fern with a single aboveground frond. The frond is usually 10 cm or less tall, yellow-green, and divided into two segments which share a common stalk. The mostly sterile segment is once pinnatifid with usually three or four well separated pairs of thin textured, broadly fan-shaped pinnae which have distinct veins and crenulate margins. The fertile segment is l...
Apr 19, 2012
Botrychium lineare
Linearleaf Moonwort is a small, perennial fern with a single pale green, above-ground frond which stands 6-18 cm tall. The frond is divided into two segments, one sterile, one fertile, which share a common stalk. The sterile segment is once-pinnate (with segments, or pinnae borne on each side of a elongated central axis) with 4-6 widely spaced pairs of pinnae which are linear shaped or sometimes...
