Cryptic fern
WebFeb 1, 2007 · Phylogeographic analysis reveals two cryptic species of the endangered fern Ceratopteris thalictroides (L.) Brongn. (Parkeriaceae) in China Introduction Fern species have a relatively simple... WebFeb 12, 2024 · Cryptic species are present throughout the tree of life. They are especially prevalent in ferns, because of processes such hybridization, polyploidy, and reticulate …
Cryptic fern
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WebMay 10, 2024 · They’re most evident in ferns and lycophytes, where the two life stages exist separately from each other, and in other plants, like mosses, where the gametophyte is the leafy, dominant portion of... WebFor the taxonomic revision of the problematic species Ceratopteris thalictroides, molecular analyses and crossing tests were conducted for 16 sources in the world. An analysis of allozyme composition of five enzymes revealed the presence of three intraspecific entities, which were called the south type, the north type, and the third type. An analysis of the …
WebJul 1, 2013 · Fern identification usually requires the use of mature sporophytes, since attempts to identify juveniles using morphological traits often provides unsatisfactory results. Here we examined young... WebCryptic Fern Horisme radicaria (La Harpe, 1855) Wingspan 25-32 mm. This is a recent introduction to the British list of Lepidoptera, although there is some evidence to suggest that it has been resident for some time but confused with Horisme tersata (Fern).
WebDec 17, 2024 · One taxonomic group likely to contain many cryptic species is Dicranopteris, a genus of forked ferns that occurs commonly along roadsides in Asia. The genus has a complex taxonomical history, and D. linearis has been particularly challenging with many intra-specific taxa dubiously erected to accommodate morphological variation that lacks … WebCryptic Fern has to date been confirmed on only a few occasions, the most recent being May 2024 in Kent. Although dissection required, Cryptic Fern is noted in some …
WebAlthough the south type and the other two meet in several regions, complete cross-sterility between them seems to sustain their genetic distinctiveness in spite of occasional crossing. The results from the present study suggest that widely distributed fern species are apt to comprise several cryptic species.
WebFeb 12, 2024 · Cryptic species are present throughout the tree of life. They are especially prevalent in ferns, because of processes such hybridization, polyploidy, and reticulate evolution. In addition, the morphological simple body plan of ferns limits phenotypic variation and makes it di cult to detect crypic species in ferns without molecular work. The ... sysco 1653864 thermometerWebApr 13, 2024 · Due to their cryptic morphology and small size, it is difficult to morphologically identify fern gametophytes to the species level, thereby impeding field investigations of gametophytes, along with ecological understanding. ... Fern spores can be incorporated up to 125 cm deep in the soil, although those deposited within the top 10 … sysco - buckhead meat \\u0026 seafood of houstonWebThe graph below shows at which time of the year Cryptic Fern ( Horisme radicaria) can be expected to be recorded in Kent. Hover over the graph to see exact figures for each … sysco 19300 cleveland pkwy cleveland ohWebKeep a consistent watering schedule when 25-50% of the soil volume is dry. Water thoroughly and discard the excess water in the saucer. If you accidentally let your fern’s … sysco 1390 enclave pkwy houston txWebFeb 12, 2024 · Cryptic species are present throughout the tree of life. They are especially prevalent in ferns, because of processes such hybridization, polyploidy, and reticulate … sysco 1260 schwab road new braunfels txWebApr 18, 2008 · The last comprehensive revision of the genus Ceratopteris, a group of annual aquatic or semi-aquatic ferns, has been made by Lloyd ( 1974 ). In his recognition, the genus includes four species, Ceratopteris cornuta (Pal. Beauv.) Le Prieur, C. pteridoides (Hook.) Hieron., C. richardii Brongn. and C. thalictroides (L.) Brongn. sysco 1size steam pan lidsWebThe Crossword Solver found 30 answers to "clusters of fern fonds", 4 letters crossword clue. The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. Enter the length or pattern for better results. Click the answer to find similar crossword clues . Enter a Crossword Clue Sort by Length # of Letters or Pattern sysco 200 story rd ocoee fl