''Rubus lambertianus'' is a flowering plant species in the genus ''
Rubus
''Rubus'' is a large and diverse genus of flowering plants in the rose family, Rosaceae, subfamily Rosoideae, most commonly known as brambles. Fruits of various species are known as raspberries, blackberries, dewberries, and bristleberries. ...
'' found in
Southern China
Northern China () and Southern China () are two approximate regions that display certain differences in terms of their geography, demographics, economy, and culture.
Extent
The Qinling–Daba Mountains serve as the transition zone between ...
(including Hainan),
Taiwan
Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...
,
Japan
Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
, and
Thailand
Thailand, officially the Kingdom of Thailand and historically known as Siam (the official name until 1939), is a country in Southeast Asia on the Mainland Southeast Asia, Indochinese Peninsula. With a population of almost 66 million, it spa ...
.
Its
ploidy
Ploidy () is the number of complete sets of chromosomes in a cell, and hence the number of possible alleles for autosomal and pseudoautosomal genes. Here ''sets of chromosomes'' refers to the number of maternal and paternal chromosome copies, ...
is 2''n'' = 4X (
tetraploid
Polyploidy is a condition in which the cells of an organism have more than two paired sets of ( homologous) chromosomes. Most species whose cells have nuclei (eukaryotes) are diploid, meaning they have two complete sets of chromosomes, one fro ...
). The ellagitannins
lambertianin A,
B,
C and
D can be found in ''R. lambertianus''.
Description

''Rubus lambertianus'' is a
lianoid,
semi-deciduous
Semi-deciduous or semi-evergreen is a botanical term which refers to plants that lose their foliage for a very short period, when old leaves fall off and new foliage growth is starting. This phenomenon occurs in tropical and sub-tropical wood ...
shrub that can grow tall. Flowers are white and in diameter. Mature berries are red and in diameter. In China, it occurs on slopes, roadsides, montane valleys, stony ravines, grasslands, thickets, sparse forests, and forest margins at elevations of
asl.
[ In Taiwan it is common in thickets at medium elevations.]
References
External links
*
*
{{Taxonbar, from=Q7376211
lambertianus
Plants described in 1825
Flora of China
Flora of Japan
Flora of Taiwan
Flora of Thailand