scholarly journals Martynia annua (tiger's claw).

Author(s):  
Julissa Rojas-Sandoval

Abstract Martynia annua is grown as an ornamental and medicinal herb. Originally native to Mexico, Central America and the Caribbean, its effective seed dispersal mechanism has helped it spread throughout tropical and subtropical regions of the world as a weed of pastures, disturbed sites, roadsides, moist thickets, riverbanks and floodplains. Currently, it is listed as invasive in Australia, New Caledonia, China, India, Indonesia, Malaysia and Cuba.

Zootaxa ◽  
2012 ◽  
Vol 3508 (1) ◽  
pp. 1 ◽  
Author(s):  
ROBERT J. KALLAL ◽  
JOHN S. LaPOLLA

The taxonomy of the Nearctic Nylanderia fauna is revised. Three new species are established, bringing the total numberof native species from the region to 14. The new species are: N. magnella, N. querna, and N. trageri. Several speciespossess workers that are difficult to distinguish from each other and the presence of males is required for morphologicalidentification. This is particularly the case with N. vividula and N. terricola. Two subspecies are synonymized: N. vividulamjobergi is considered a junior synonym of N. vividula and N. vividula antillana is considered a junior synonym of N.guatemalensis. At least five Nylanderia species have been introduced to the Nearctic region, including: N. bourbonica,N. flavipes, N. fulva, N. pubens, and N. steinheili. Another species, N. guatemalensis, is also included because its widedistribution across the Caribbean and Central America suggest it could become introduced to the Nearctic region. Iden-tification keys are provided for the workers of native and introduced species and the males of native species. Distributionmaps are provided for native and introduced species. Photomontage images are provided for the worker of each introduced species and all castes of the native species.


2013 ◽  
pp. 70-71
Author(s):  
Pablo A. Pulido

The Pan American Federation of Associations of Faculties (Schools) of Medicine - FEPAFEM/PAFAMS - is a non-governmental, on-profit academic organization that joins the National Associations of Medical Schools for the Hemisphere. For some countries the growth in the number of schools and colleges has been explosive in recent decades to where now there are, in fact, about 706 medical schools in the Americas: 181 in North America, 190 in Central America and the Caribbean region and 335 in South America. This represents approximately 31% of the world total. Of these, 559 (79%) of the hemisphere´s medical schools are affiliated with FEPAFEM/PAFAMS.


Author(s):  
Julissa Rojas-Sandoval

Abstract Cissus verticillata is a large, climbing species cultivated as an ornamental and medicinal plant around the world. It is native to Mexico, Central America and the Caribbean. Once established, C. verticillata grows climbing over the top of the canopy and supporting itself by means of coiled tendrils, or scrambling over the ground. It is common to find this species engulfing entire trees. If the plant is cut, the remaining branches and stems can develop aerial roots that will find their way to the ground, regenerating new. C. verticillata is regarded as a weed in areas within and outside its native distribution range. It was reported in the Lower Rio Grande Valley in Texas in 2003 and may pose a potential weed problem in the citrus groves there and in Florida.


Author(s):  
Julissa Rojas-Sandoval

Abstract Cissus verticillata is a large, climbing species cultivated as an ornamental and medicinal plant around the world. It is native to Mexico, Central America and the Caribbean. Once established, C. verticillata grows climbing over the top of the canopy and supporting itself by means of coiled tendrils, or scrambling over the ground. It is common to find this species engulfing entire trees. If the plant is cut, the remaining branches and stems can develop aerial roots that will find their way to the ground, regenerating new. C. verticillata is regarded as a weed in areas within and outside its native distribution range. It was reported in the Lower Rio Grande Valley in Texas in 2003 and may pose a potential weed problem in the citrus groves there and in Florida.


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