Kingdom:
Phylum:
Pteridophytes
Order:
Isoetales
Family:
Genus:
Species:
howellii
ID:
1109617

Status:
valid

Authors:
Engelm.

Source:
tro

Year:
1882

Citation Micro:
Trans. Acad. Sci. St. Louis 4(2): 385 (1882)

WFO Identifier:
wfo-0001108955



Common Names

  • Howell's Quillwort
  • Howell's Isoetes
  • Howell's-leaved Isoetes


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Description

Isoetes howellii (also called Howell's Quillwort, among many other common names) is a small, perennial, evergreen, aquatic plant. It is native to the western United States, and is found in shallow, alkaline lakes and ponds. It has a short stem and long, narrow leaves that are arranged in a rosette. The leaves are dark green in color and have a quill-like texture.

Uses & Benefits

Isoetes howellii is often used in landscaping and garden designs, as it is an attractive and hardy fern. It is also used in rock gardens, as a ground cover, and for erosion control.

Flower, Seeds and Seedlings

Isoetes howellii has small, greenish-brown flowers that are borne in cone-like structures. The seeds are small and dark brown in colour. The seedlings are very small, with a single central stem and a whorl of leaves at the top.

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Cultivation and Propagation

Isoetes howellii is propagated by spore or bulbil production. The spores are sown on a moist, sterile medium and kept in a warm, humid environment. The bulbils can be planted directly in moist soil and kept in a warm, humid environment.

Where to Find Isoetes howellii

Isoetes howellii is found in the tropical rainforests of Central and South America.

Species in the Isoetes genus

Isoetes texana, Isoetes alpina, Isoetes labri-draconis, Isoetes echinospora, Isoetes malinverniana, Isoetes taiwanensis, Isoetes bolanderi, Isoetes butleri, Isoetes eatonii, Isoetes engelmannii, Isoetes flaccida, Isoetes foveolata, Isoetes howellii, Isoetes lacustris, Isoetes lithophila, Isoetes macrospora, Isoetes melanopoda, Isoetes melanospora, Isoetes nuttallii, Isoetes orcuttii, Isoetes piedmontana, Isoetes riparia, Isoetes tegetiformans, Isoetes tuckermanii, Isoetes occidentalis, Isoetes maritima, Isoetes asiatica, Isoetes minima, Isoetes chapmanii, Isoetes valida, Isoetes aequinoctialis, Isoetes perrieriana, Isoetes giessii, Isoetes schweinfurthii, Isoetes alstonii, Isoetes stellenbossiensis, Isoetes transvaalensis, Isoetes welwitschii, Isoetes wormaldii, Isoetes acadiensis, Isoetes setacea, Isoetes truncata, Isoetes dodgei, Isoetes dodgei, Isoetes savatieri, Isoetes biafrana, Isoetes eatonii, Isoetes pringlei, Isoetes cubana, Isoetes panamensis,

Species in the Isoetaceae family

Isoetes texana, Isoetes alpina, Isoetes labri-draconis, Isoetes echinospora, Isoetes malinverniana, Isoetes taiwanensis, Isoetes bolanderi, Isoetes butleri, Isoetes eatonii, Isoetes engelmannii, Isoetes flaccida, Isoetes foveolata, Isoetes howellii, Isoetes lacustris, Isoetes lithophila, Isoetes macrospora, Isoetes melanopoda, Isoetes melanospora, Isoetes nuttallii, Isoetes orcuttii, Isoetes piedmontana, Isoetes riparia, Isoetes tegetiformans, Isoetes tuckermanii, Isoetes occidentalis, Isoetes maritima, Isoetes asiatica, Isoetes minima, Isoetes chapmanii, Isoetes valida, Isoetes aequinoctialis, Isoetes perrieriana, Isoetes giessii, Isoetes schweinfurthii, Isoetes alstonii, Isoetes stellenbossiensis, Isoetes transvaalensis, Isoetes welwitschii, Isoetes wormaldii, Isoetes acadiensis, Isoetes setacea, Isoetes truncata, Isoetes dodgei, Isoetes dodgei, Isoetes savatieri, Isoetes biafrana, Isoetes eatonii, Isoetes pringlei, Isoetes cubana, Isoetes panamensis,

References