Frederick Joseph Hermann

Carex roanensis is a species of sedge known by the common name Roan Mountain sedge. It is endemic to the eastern United States, where it can be found in the Blue Ridge, Ridge and Valley, and Central Appalachian ecoregions. It was first collected on Roan Mountain in Tennessee in 1936. It was not collected again for fifty years. Now it is known from Georgia, Kentucky, North Carolina, Pennsylvania, Tennessee, Virginia, and West Virginia. This plant forms small clumps of stems up to 85 centimeters tall. The stem bases and leaf sheaths are tinged maroon. The leaf blades are hairy. The

Carex muriculata is a sedge that is native to southern parts of the United States and northern parts of Mexico.

Juncus hemiendytus is a species of rush known by the common name Herman's dwarf rush. It is native to the western United States, where it grows in moist places, especially areas that are wet in spring, such as vernal pools. This is a very small annual herb forming dense clumps of hair-thin reddish stems no more than about 3 centimeters tall. The tiny, thready leaves surrounding the stems are up to about 2 centimeters long. Each stem usually bears one reddish flower, which is made up of segments 2 or 3 millimeters long curving around the developing fruit.

Glycine canescens, common name silky glycine, is a trailing or twining herb. It is a species of soybean native to Australia. A perennial living across the Outback in extremely hot and dry conditions, it is being studied for its potential to improve the cultivated soybean (Glycine max). It grows in sandy or stony soils in a variety of habitats.

Carex vexans, also known as Florida hammock sedge, is a sedge that is native to Florida.

Carex stenoptila, known as riverbank sedge, is a species of sedge native to North America.

Carex chiapensis is a sedge that is native to southern parts of Mexico.

Carex caxinensis is a sedge that is native to parts of Guatemala.

Carex atractodes is a sedge that is native to southern parts of Mexico.

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Juncus howellii is a species of rush known by the common name Howell's rush. It is native to the northwestern United States, where it grows in moist mountain meadows. This is a perennial herb growing from a thick rhizome and producing stems up to about 60 centimeters tall. The inflorescence is a series of clusters of small flowers, each flower with brown or green pointed segments a few millimeters long.

Carex quichensis is a sedge that is native to Guatemala and southern parts of Mexico.

Carex pelocarpa is a sedge that is native to north western parts of the United States.

Carex guatemalensis is a sedge that is native to parts of Costa Rica and Guatemala.

Carex distentiformis is a sedge that is native to southern parts of Mexico.

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Juncus leiospermus is an uncommon species of rush known by the common name Red Bluff dwarf rush. It is endemic to California, where it is known only from the Central Valley and adjacent Sierra Nevada foothills to the east.

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Juncus bryoides is a species of rush known by the common names moss rush and mosslike dwarf rush. It is native to western North America from Oregon to Baja California, where it grows in many types of wet, sandy habitat. It is a very tiny annual herb producing erect, hair-thin stems no more than about 2 centimeters tall. Atop the stem is one flower made up of a few reddish segments 1 to 3 millimeters long which curve around the developing fruit.

Centrosema arenicola, commonly referred to as pineland butterfly-pea or sand butterfly-pea, is a rare species of vining flowering plant endemic to the central region of peninsular Florida, USA.

Carex percostata is a sedge that is native to north eastern parts of the Mexico.

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