Astros Branch - American Begonia Society

 
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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 7-12

2-2. Blades basifixed.
    4-2. Blades shallowly lobed to entire (entire, subentire, or lobed).
       7-1. Blades straight with the midnerve continuing the direction of the petiole.


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. alice-clarkiae

[12;44-1]

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B. crispula

[7;17-1 ]

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B. cubensis

[12;43-1 / 19;7-1 / 28;61-2 / 29;48-1 / 29;57-1 / 30;70-2 / 32;43-2 / 32;88-1 / 34;52-2 ]

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B. cucullata

[12;62-1 / 15;24-2 / 16;25-1 ]

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B. cucullata var. arenosicola

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

B. fagifolia hort.

[ 11;17-2]

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B. fischeri

[11;5-1 / 11;16-1 / 12;10-2 / 12;32-1 / 28;63-1 / 28;99-2 / 28;102-2]

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B. paleata

[10;6-2a / 31;20-2 ]

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B. petasitifolia

[ 7;16-1]

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

B. radicans

[9;28-1 / 11;34-2 / 14;14-1 / 15;22-1 ]

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B. solananthera

[9;27-1 / 11;34-1]

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B. tenuicaulis

[8;55-2 ]

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Other American begonia species found but not pictured.

petasitifolia [ 7;16-1 9;8-2 9;10-2 10;6-1 ]
rotundifolia [ 7;21-2 7;30-2 9;9-1 ]
veitchii [ 7;24-1 8;67-1 10;10-1 23;34-1 28;11-1 ]
acida [ 10;6-2 32;69-1 ]
grisea [ 10;4-1 32;56-1 ]
paleata [ 10;6-2a 31;20-2 ]
cubensis [ 12;43-1 19;7-1 28;61-2 29;48-1 29;57-1 30;70-2 32;43-2 32;88-1 34;52-2 ]
integerrima [ 12;62-2 ]
limmingheana (is radicans) [ --- ]
procumbens (is radicans) [ --- ]


African

B. prismatocarpa

[5;24-2 / 9;32-1 / 12;7-2]

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

Others African begonia species found, but not pictured.
francoisii [9;20-1 ]
thomeana [9;15-2a]
meyeri-johannis [12;20-2 / 27;63-1]


Asian

B. fasciculata

[12;33-1]

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

B. floccifera

[7;10-2]

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B. formosana

[4;74-2 / 8;10-1a]

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

B. grandis ssp. evansiana

as B. grandis [12;53-1 / 34;74-2 / 34;80-1 ]

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

B. longiciliata

[ 8;6-1a]

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

B. muricata

[8;6-2 / 8;70-1 / 22;18-1 / 23;12-2 ]

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

Other Asian begonia species found but not pictured.
floccifera [ 7;10-2 ]
nurii [ 7;16-2 24;93-2 ]
crenata [ 8;33-1 11;36-2 12;50-2 ]
oxysperma [ 8;28-2 12;39-2 ]
siccacaudata [ 8;42-1a ]
subnummularifolia [ 9;6-1 ]
leptoptera [ 11;3-2 ]
cathayana [ 12;34-2 31;53-1 ]
guttata [ 12;45-1 26;34-2 28;75-1 ]
longifolia [ 12;25-2a ]
picta [ 12;10-1 ]
ravenii [ 12;24-2a]