منابع مشابه
Morphology of Mosses (Phylum Bryophyta)
With over 12,000 species recognized worldwide (M. R. Crosby et al. 1999), the Bryophyta, or mosses, are the most speciose of the three phyla of bryophytes. The other two phyla are Marchantiophyta or liverworts and Anthocerotophyta or hornworts. The term “bryophytes” is a general, inclusive term for these three groups though they are only superficially related. Mosses are widely distributed from...
متن کاملCHROMOSOME COUNTS IN SOME MOSSES OF IRAN
Cytological information is absolutely lacking for the Iranian moss flora (Bryophytes). The present research, dealing with cytological studies on the following five species (including two expressions and one variety) of Iranian mosses, namely, Amblystegium riparium (Hedw.) B.S.G. “brevipes” expression(n=20), A. riparium (Hedw.) B.S.G. “pennellii” expression (n=9, 9+m, 9+2m), A. serpens (Hedw.) B...
متن کاملSpore liberation in mosses revisited
The ability to perform hygroscopic movements has evolved in many plant lineages and relates to a multitude of different functions such as seed burial, flower protection or regulation of diaspore release. In most mosses, spore release is controlled by hygroscopic movements of the peristome teeth and also of the spore capsule. Our study presents, for the first time, temporally and spatially well-...
متن کاملParading towards healthier lives, the Mangyan of Mindoro
Global health aid provided by medical students in Singapore to vulnerable populations in Asia includes efforts in preventive medicine, for example, administration of vaccines and installation of water tanks, health education to improve knowledge on diseases afflicting communities, health screening, and affordable treatment for specific conditions. The Manila Medical Mission is a student group, ...
متن کاملParticipative Biogeography-Based Optimization
Biogeography-Based Optimization (BBO) has recently gained interest of researchers due to its simplicity in implementation, efficiency and existence of very few parameters. The BBO algorithm is a new type of optimization technique based on biogeography concept. This population-based algorithm uses the idea of the migration strategy of animals or other species for solving optimization problems. t...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Blumea - Biodiversity, Evolution and Biogeography of Plants
سال: 2009
ISSN: 0006-5196
DOI: 10.3767/000651909x476319