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ABS Astro Branch - Web Site
Species Pictorial Main Key |

Links to all
Key pages


Alphabetical listing
of all
pictured species


Main Key


Subkey 2-3


Subkey 4


Subkey 5


Subkey 6


Subkey 7-12


Subkey 14


Subkey 15-21


Subkey 22-24


Subkey 25


Subkey 26


Subkey 27-28


Subkey 29-30


Subkey 31-32


Subkey 33-34


Pictorial Key to Selected Begonia species
Subkey 26

2-2. Blades basifixed.
    4-2. Blades shallowly lobed to entire (entire, subentire, or lobed).
       7-2. Blades oblique or transverse with the midnerve making a distinct angle with the petiole.
             22-2. Leaves separated by distinct internodes
                25-1. Stems repent or pendent
                   26-2. Staminate tepals 3 or more, usually 4.


Notes:

  • Click any picture to see an enlarged view.
  • Click "back" to return to this page.
  • Listings of each species in the Begoniaceae Keys, Editions 1 and 2, are shown in [brackets].
    See notes at the bottom of the main key for an explanation of this notation.



American

B. acetosa


Note: This plant currently grown as B. acetosa is really U254. This plant was brought back from Brazil in 1946 by Mulford B. Foster, Begonian, 8:61, 1946. The plant was mis-named as B. acetosa by Dr. L. Smith but was later named U254 by J. Golding, Begonian, 56:229, 1989.
It is not B.acetosa Velozo [11;28-1a / 34;26-1]

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B. convolvulacea

[26;54-1]

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B. cordata

[ 24;8-1]

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B. friburgensis

[24;57-2]

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B. imperialis

[8;59-1 / 22;8-1]

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B. popenoei

[24;44-1 / 24;78 / 24;82]

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Other American begonia species found but not pictured.
itaguassuensis [26;92-2]
unialata (is convolvulacea) [ --- ]


African

B. letestui


Plant and picture by Mildred Thompson.
Also known as U217.
May belong in Subkey 25 rather than Subkey 26; no flowers are present to determine properly.

Others African begonia species found, but not pictured.
ampla [25;5-1 / 25;23-1 / 28;8-1 / 28;27-1 / 28;87-1 ]


Asian

B. chloroneura

[26;93-1a]

Plant and Picture of Lauri Gray Boundsall, July 2007

--------------------------------

B. chuniana (was known as B. handelii)

[26;29-1a]

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B. leprosa

[24;47-2 / 24;76-2]

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B. limprichtii

[26;27 ]

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B. masoniana

[24;89-2 / 24;110-2 / 26;81-1 ]

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B. pavonina

[24;25-1]

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B. rajah


[23;4-2a]
B. 'Mumtaz'(a cultivar) on the left and B. rajah on the right.

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B. rex

[23;36-1 / 24;94-2 ]

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B. xanthina and B. xanthina 'Henthorne'

Plant and Photo of M. Thompson [ ]

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Other Asian begonia species found but not pictured.
chloroneura [ 26;93-1a]
handelii (is chuniana) [ --- ]