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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 27-28

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
                25-2. Stems erect.
                   27-1. Inflorescence not dichotomously branched.


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. gracilis

[28;59-1 / 28;100-1 ]

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

B. schmidtiana

[28;61-1]

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

B. subvillosa

[27;84-2 / 28;62-1 ]

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

B. subvillosa var. leptotricha

[ --- ]

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

B. wallichiana

[28;45-1]
photos by J.Golding

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


Photos of P. McMillian

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

Other American begonia species found but not pictured.
michoacana [ 27;33-2 ]
hirtella [ 28;54-2 ]
hirtella (as albido-setulosa) [ 28;39-1 ]
micranthera [ 28;68-1 / 29;29-1 / 30;17-1 / 30;22-2 / 31;27-2 / 31;34-2 / 31;46-1 / 34;12-1 ]
micranthera var. foliosa [ --- ]
pearcei [ 28;94-1 ]

serafinensis (is subvillosa)


African

B. macrocarpa

[ 27;59-1 ]

Others African begonia species found, but not pictured.
humilis [ 27;18-1 / 27;82-1 / 29;13-2 / 29;27-1 / 30;19-1 / 30;30-2 / 30;39-1 ]
madecassa [ 27;39-1a ]
princeae [ 28;101-1 ]
sutherlandii [ 28;98-1 ]
natalensis (is dregei) [ --- ]
suffruticosa (is dregei) [ 5;19-1 ]


Asian

B. atricha

[28;21-1 ]

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

B. brevirimosa

[28;121-2 ]

(B. brevirimosa flower pictures by Jack Golding)

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

B. exotica

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

B. silletensis var. mengyangensis

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

Other Asian begonia species found but not pictured.
acetosella [ 27;49-1a ]
hayatae [ 27;12-1a ]
variabilis [ 27;9-1 ]
boissieri [ 28;49-1 / 34;61-1 / 34;70-1 ]
tenuifolia [ 28;29-1 / 28;96-1 / 34;49-1 ]