lack the stomata present in North American populations. Isoetes muricata and Isoetes echinospora var. braunii refer to the North American plants, but are...

timing of the origin of modern Isoetes is subject to considerable uncertainty. The name of the genus may also be spelled Isoëtes. The diaeresis (two dots over...

Isoetes riparia, the shore quillwort, is a species of plant in the family Isoetaceae. It can be found in rivers, creeks, and tidal mud flats in southern...

nearby include awlwort, pillwort, waterwort and spring quillwort (Isoetes echinospora). Other plants growing on damp shady ledges include the Welsh poppy...

grows with other isoetids such as Littorella uniflora, Isoetes lacustris, Isoetes echinospora and Subularia aquatica. It is regarded as an indicator of...

granitic gravel on the bottom of the pool grows spring quillwort (Isoetes echinospora). At the time of designation in 1951 it was the only known site in...

cespitosus), and Common Cottongrass (Eriophorum angustifolium) . Isoetes echinospora and Leptobryum pyriforme grow in the area around Sraheens Lough....

Isoetes maritima, the maritime quillwort, is a quillwort in the Isoetaceae family. It is native to Alaska, British Columbia, and Washington state. It...

royal fern Isoetes alstonii Isoetes bischlerae Isoetes bolanderi Isoetes boliviensis Isoetes cleefii Isoetes coromandelina Isoetes echinospora, spring quillwort...

blue-eyed-grass Isoetes acadiensis — Acadian quillwort Isoetes bolanderi — Bolander's quillwort Isoetes echinospora — spinyspore quillwort Isoetes engelmannii...