Subularia is a genus in the mustard family, Brassicaceae

Brassicaceae

Brassicaceae, a medium sized and economically important family of flowering plants , are informally known as the mustards, mustard flowers, the crucifers or the cabbage family....

. Subularia species are annual herbs that grow in moist or even flooded soils. Primary representatives of the genus are Subularia aquatica

Subularia aquatica

Subularia aquatica is an aquatic plant in the mustard family which is known by the common name water awlwort. This is a small herb with awl-like leaves , and growing from a corm above a network of bright white roots. Tiny flowers, each only about a millimeter long, are borne on stalks...

, which is widespread in North America; and Subularia monticola

Subularia monticola

Subularia monticola is one of the water loving, annuals of the genus Subularia in the mustard family Brassicaceae. It lives in the cool, moist high elevations of Ethiopia, Kenya, Tanzania, Uganda and Zaire.-Description:...

, from Africa.

Description

Stems

Plant stem

A stem is one of two main structural axes of a vascular plant. The stem is normally divided into nodes and internodes, the nodes hold buds which grow into one or more leaves, inflorescence , conifer cones, roots, other stems etc. The internodes distance one node from another...

 and leaves

Leaf

A leaf is an organ of a vascular plant, as defined in botanical terms, and in particular in plant morphology. Foliage is a mass noun that refers to leaves as a feature of plants....

: Hairless, with fleshy leaves all growing from the base of the stem, arranged in little roselike clusters. Individual leaves are fleshy, very narrow and with an evenly continuous edge.
Flowers: Few flowered in elongated clusters of flowers along the main stem in which the flowers at the base open first. Sepal

Sepal

A sepal is a part of the flower of angiosperms . Collectively the sepals form the calyx, which is the outermost whorl of parts that form a flower. Usually green, sepals have the typical function of protecting the petals when the flower is in bud...

s ascending to erect, white

White

White is a color, the perception of which is evoked by light that stimulates all three types of color sensitive cone cells in the human eye in nearly equal amounts and with high brightness compared to the surroundings. A white visual stimulation will be void of hue and grayness.White light can be...

 petal

Petal

Petals are modified leaves that surround the reproductive parts of flowers. They often are brightly colored or unusually shaped to attract pollinators. Together, all of the petals of a flower are called a corolla. Petals are usually accompanied by another set of special leaves called sepals lying...

s, spatulate to oblong, not clearly clawed and sometimes lacking.
Fruit

Fruit

In broad terms, a fruit is a structure of a plant that contains its seeds.The term has different meanings dependent on context. In non-technical usage, such as food preparation, fruit normally means the fleshy seed-associated structures of certain plants that are sweet and edible in the raw state,...

s: Narrow elongated seed capsule which is peculiar to the family Brassicaceae

Brassicaceae

Brassicaceae, a medium sized and economically important family of flowering plants , are informally known as the mustards, mustard flowers, the crucifers or the cabbage family....

.