Pellaea atropurpurea, commonly known as purple-stem cliffbrake or just purple cliffbrake, is a fern native to North and Central America. But this is an artificial division; many plant families include some species that are woody and some that are not. The purple cliff brake (Pellaea atropurpurea), the lip ferns (Cheilanthes spp.) Sterile leaves (at left) have rounded, wider leaflets. Common Name: Purple-stem Cliff Brake Fern. A very simple way of thinking about the green world is to divide the vascular plants into two groups: woody and nonwoody (or herbaceous). Apogamy, or the ability to reproduce non-sexually, is common among rock ferns in the Pteridaceae. habit: typical frond--notice that there is no zigzag in the rachis: the frond segments of this species can also be elongate--do you see how darkly colored the rachis is? Also, like other vegetation that grows in rock crevices, these ferns contribute to the weathering of rock faces. The leaves are clustered on a short rhizome, 5-50 cm (2.0-19.7 in.) The petiole and rachis are reddish purple to nearly black, lustrous, and densely hairy, especially on the upper surface with short, curly, appressed hairs. Very small evergreen fern of cliffs, talus slopes, or thin soil over boulders. Culms: Compact, ascending; rhizome scales tan to rust colored, linear-subulate, to .3 inch, tips entangled. Spore-bearing leaves (at right) have leaflets that are longer and thinner than the sterile ones. Also Called: Purple-stemmed cliffbrake. 2 synonyms for cliff-brake: cliff brake, rock brake. It is also a smaller plant, with leaves only reaching about 9 inches long, and leaflets only reaching about 1 inch in length. The purple cliff-brake is found on alkaline bedrock outcrops, cliff faces, ledges, and pavement areas in the Upper Peninsula. Key identification features for purple cliff brake include the dense, curved hairs on the upper side of the wiry, purplish, shining leaf stems, and the leathery, untoothed leaflets. The upper pinnae are long, narrow, and undivided, while the lower ones are divided into 3–15 pinnules. cliff+brake | definition: any of several small lithophytic ferns of tropical and warm temperate regions | synonyms: Pellaea mucronata, Pellaea, coffee fern, cliff brake, Pellaea ornithopus, Pellaea atropurpurea, bird's-foot fern, Pellaea andromedifolia, genus Pellaea, rock brake, fern, purple rock brake Pellaea atropurpurea, commonly known as purple-stem cliffbrake or just purple cliffbrake, is a fern native to North and Central America. The spore-bearing leaflets of purple cliff brake are longer and thinner than the sterile ones. Gametophytes in this family of ferns are small, green, flat, kidney- or heart-shaped plants that few people notice. Hyponyms (each of the following is a kind of "cliff brake"): coffee fern; Pellaea andromedifolia (evergreen fern of California and Baja California) Asplenium rhizophyllum (syn. Like many other members of the Pteridaceae, it is a rock plant, needing a calcareous substrate. A perennial fern growing as a cluster of leaves from a rhizome, purple cliff brake is usually found growing from crevices in limestone or dolomite rocks or in rocky soils near them. Purple cliff-brake Broad beech-fern * Western prairie fringed orchid Christmas ern Great white lettuce * Slender-leaved scurf pea Three-leaved coneflower Beaked snakeroot Ovate-leaved skullcap Snowy campion Cliff oldenrod Reniårm sullivantia Rough-seeded fameflower Goat's-rue We protect and manage the fish, forest, and wildlife of the state. Ferns & Fern Allies. Antonyms for cliff-brake. The website also provides access to a database and images of herbarium specimens found at the University of South Florida and other herbaria. The plants we usually see are called sporophytes, because they produce spores that germinate and become the other part of the life cycle, the gametophytes. Best Time to See. The gametophytes produce eggs and sperm, which unite to become a new sporophyte plant. Purple cliff brake (Pellaea atropurpurea) has slightly dimorphic leaves that are stiffly erect, and the petiole and rachis are strongly hairy. They produce sori, which lack a true indusium, within the inrolled margins of the pinnae. Hypernyms ("cliff brake" is a kind of...): fern (any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores). Traits ... Pellaea: from Greek pellaios, "dark," possibly alluding to the stalks of this fern which are generally dark Plants: perennial fern Habitat: limestone cliffs Conservation Status: Special Concern. And small birds can perch on these ferns to forage for the insects and spiders! Go to BIO 406D homepage. Type: Native. Purple cliff brake is an apogamous species — that means it essentially bypasses the sexual reproduction part of the typical fern life cycle. Purple cliff-brake ranges as far south as Guatemala and as far north as New England. Other common names: Purple Cliffbrake Other scientific names: Pteris atropurpurea French names: Pellèade à stipe pourpre Family: Maidenhair Fern Family (Pteridaceae) Group: Cliffbrakes Distinctive features: Reddish-purple & bristly stems. Leaflets are leathery and sometimes have 1 or 2 lobes at the base, sometimes with a few, jointed hairs along the undersurface midvein. Call 1-800-392-1111 to report poaching and arson, More Wildflowers, Grasses and Other Nonwoody Plants. Occurs on crevices and ledges of limestone and dolomite bluffs, boulders, rock outcrops, and sinkholes, sometimes in soil of dry, rocky forests adjacent to dolomite glades. During a recent trip to a Lansing gorge, I was introduced to an interesting evergreen fern, Pellaea atropurpurea (purple cliff brake). Like many other members of the Pteridaceae, it is a rock plant, needing a calcareous substrate. This species can be identified year-round. Synonyms: Pellaea atropurpurea var. Purple Cliff Brake Growing From Rock Face. Return to Image Archive of Central Texas Plants. The Atlas of Florida Plants provides a source of information for the distribution of plants within the state and taxonomic information. The pinnae are, for the most part, opposite. Little information is available about the connections between purple cliff brake and insects and other animals. In general outline, the entire leaf is triangular and is 1–3 times compound. It is fairly small, and does not attract attention like a large clump of Christmas fern (Polystichum acrostichoides) or marginal wood fern (Dryopteris marginalis), two of our region's common evergreen ferns. Synonyms for cliff-brake in Free Thesaurus. Pellaea atropurpurea grows in the crevices of dry limestone cliffs, rocky slopes, crevices in alvars,[2] and mortared walls. Mature fronds and sporing fronds may be present July through the first frost. purple cliff brakePellaea atropurpurea- This fern prefers limestone cliffs and is well adapted to dry conditions. Its leathery, blue-gray, narrowly oval or triangular leaves are not very fernlike. A rare fern in Minnesota, Purple Cliff Brake is known only from fewer than 20 locations in 4 southeast counties. purple cliff-brake is a plant of sheltered or exposed ledges, cliff crevices, and rocky slopes, most often on limestone (Flora of North American 1993) and--in the heart of its range--even masonry walls and loamy forest floors (Tryon 1972). Common Name(s): purple cliff brake. This quirky little fern prefers rocky alkaline soils, where it is tolerant of everything except being too wet and too crowded...in short...it's socially inept. Rigby and Britton (1970) note … Native Plant of the Month . The purple cliff-brake fern (Pallaea atropurpurea) is a plant in Michigan that thrives in the dry, sunny, alkaline conditions provided by the exposed calcite-bearing conglomerate rock on Brockway Mountain. “The land has a variety of tree species, ranging from majestic sycamores and sugar maples in the lower areas to hardy eastern red cedars growing from the cliffs… michauxianum) has tropical roots. Fertile (spore-bearing) leaflets are longer and thinner than the sterile ones, and spores are borne in a continuous band along the outer margin, protected by the recurved edge of the leaflet. Common Name: Purple-stem Cliff Brake Fern. This species occurs in counties bordering the Mississippi and Ohio rivers in the southern half of … [3], "The limestone hill at Winnfield Louisiana", https://en.wikipedia.org/w/index.php?title=Pellaea_atropurpurea&oldid=990110460, Taxonbars with automatically added basionyms, Creative Commons Attribution-ShareAlike License, This page was last edited on 22 November 2020, at 21:45. The sterile leaves (fronds) of purple cliff brake are shorter, with more rounded leaflets, than the fertile leaves. Why is it “brake” and not “break”? habit: typical frond--notice that there is no zigzag in the rachis: the frond segments of this species can also be elongate--do you see how darkly colored the rachis is? Sparse leaflets. Cliff brakes, however, are famous for hybridizing with each other, and for creating offspring that are polyploid (possess more than two copies of genetic information in each cell), and for reproducing via apogamy. 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