Carlos Gómez Bellver

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Questions related from Carlos Gómez Bellver

Is there any evidence of a spontaneus or natural production of seedless fruits as a result of vegetative reproduction?

Some authors thought that the total lack of seeds respond mainly to hybridations. But we can consider the possible assumption that this phenomenon coud be caused by repetitive processes of...

05 December 2017 4,852 3 View

Is there any difference between Conyza sumatrensis (S.F.Blake) Pruski & G.Sancho and C. sumatrensis (Retz.) E.Walker? Synonyms or different species?

In The Plant List, under the same name, we can find two species with different author: http://www.theplantlist.org/tpl1.1/record/gcc-30092 http://www.theplantlist.org/tpl1.1/record/gcc-41097 If...

09 September 2014 4,494 11 View

Can anyone recommend me a guide (online archive, preferably) of the gen. Abutilon (and Corynabutilon) that is as complete as possible?

Although it is easy to access partial guides such as Flora of China (http://flora.huh.harvard.edu/china//PDF/PDF12/Abutilon.pdf ) and others, I need one that covers the largest number of species...

22 July 2014 5,871 7 View

Is it possible that Opuntia ficus-indica (L.) Mill. varieties of red flowers and yellow flowers actually correspond to different species?

Around my area (NE Mediterranean coast) you can find a red flower cactus whose description matches with Opuntia ficus-indica (L.) Mill. However, I have found some cases where it has yellow...

17 June 2014 7,282 5 View

How to distinguish Parthenocissus quinquefolia from P. inserta?

Are the branching pattern of the inflorescence + form of the expansions at tendril's tips enough to distinguish Parthenocissus quinquefolia from P. inserta? Virginia creeper (Parthenocissus...

23 August 2013 3,888 4 View