Al Schneider's Rocky Mountains Plant Descriptions

Fee's Lip Fern
Myriopteris gracilis
Brake family (Pteridaceae)

Slender Lipfern (Myriopteris gracilis) has small leaf from one-to-five inches long and one-half-to-two inches wide, but the produce numerous leaves thus making the plant easy to find. The leaves are densely hairy. New leaves are light green; older leaves are dark green with some drying and dying red. The plant was first collected for science by the eminent botanist George Engelmann in Hillsboro, Missouri, around 1850.


©2007 Stan Shebs

Description

Tufted ferns 3-6" tall from short . from 1-3" long, brown to purple-brown, sparsely hairy, with tawny, spreading hairs. 3 to 4 times , to triangular in outline, 1-5" long, to 2" wide, densely white or brown hairy beneath, green or only sparsely long-hairy above. 5-12 pairs ultimate segments small. Margins loosely inrolled, spread over the back of the .

Field Marks

Slender, light green, hairy fern with distributed along margins of back of .

© Al Schneider

An entire leaf has smooth edges. Not toothed or lobed.

pinnae -- the primary segments of a compound leaf.

ovate-lanceolate -- Ovate thru lanceolate.

pinnate -- A compound leaf with two rows of leaflets.

sporangium is the enclosure in which spores are formed.

petiole -- the stalk of a leaf.

blade -- Just the flat part of a leaf. Not the stem.

leaflets -- Each little leaf-like thing in a compound leaf is a leaflet.

rhizome -- root-like stems that may either grow horizontally at the soil surface or in other orientations underground.