spermatophyte การใช้

• The gymnosperms and angiosperms together compose the spermatophytes or seed plants.
• Schenck has a handful of African spermatophyte species named after him.
• He was a specialist in spermatophytes and a renowned artist and lithographer.
• He is most known for Pteridophytes and Spermatophytes species.
• His main area of Interest was mycology and spermatophytes.
• The sandy shores are more-or-less colonised by marine spermatophyte plants.
• The plant embryo represents the first metamer of the shoot in spermatophytes or seed plants.
• Tetraxylopteris " in a paraphyletic stem group, basal to the seed plants ( spermatophytes ).
• From 1919-1961 he contributed specimens of spermatophytes to a number of different herbariums in Britain.
• He is known for his research pertaining to the morphology, developmental history, ecology and physiology of parasitic spermatophytes.
• He also performed research of spermatophytes with Ernest Cosson ( 1819 1889 ), who was an authority of North African flora.
• The two volumes of books contain the descriptions of 2, 322 Spermatophyte species of the caucasus region, from his various trips.
• "' Johannes Conrad Schauer "'( 16 February 1813  24 October 1848 ) was a botanist interested in Spermatophytes.
• Smith was elected to membership in the United States National Academy of Sciences in 1963, and was a distinguished botanist who specialized in Pteridophytes and Spermatophytes.
• The holdings include 250.000 specimens of ferns and spermatophytes, 30.000 algae, 17.000 moss, and 8.000 lichens.
• In 1986, he proposed a classification system of seed plants, spermatophytes, and divided the Spermatophyta into 10 subdivisions, including the flowering plants Phanerogamophytina.
• In the spermatophytes, the seed plants, the sporophyte is the dominant multicellular phase; the gametophytes are strongly reduced in size and very different in morphology.
• "' Vicki Funk "'( born 1947 ) is a Senior Research Botanist and Curator at the Compositae, Bryophytes, Pteridophytes and Spermatophytes.
• He was an avid collector of plant species, especially Bryophytes and Spermatophytes, notably in Perthshire and Orkney but representing almost all areas of the United Kingdom.
• Reproductive structures similar to the egg in other kingdoms are termed " spores, " or in spermatophytes " seeds, " or in gametophytes " egg cells ".