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Castenea

Definition - Chestnut, châtaignier [Classical Latin, from Greek kastanaion karuon, nut from Castania, probably referring either to Kastanaia in Pontus or Castana in Thessaly]

Trees or shrubs

desiduous (winter)
no terminal buds

Leaves

Leathery
Veins end in sharp point

Flowers

Staminate - covered with silky hairs, very distinct sepals

Pistillate Flowers - distinct sepals, usually has 6 carpels and styles

Fruits

Mature during 1st year after pollination
Irregularly branched spines covered in hairs
Nuts are completely enclosed

Species List:

Castanea P. Mill. - CHESTNUT

C. dentata (Marsh.) Borkh. AMERICAN CHESTNUT
C. mollissima Blume CHINESE CHESTNUT
C. X neglecta Dode (pro sp.) [dentata X pumila]
C. pumila (L.) P. Mill. ALLEGHENY-CHINKAPIN
C. pumila var. ashei Sudworth
C. pumila Miller var. ozarkensis (Ashe) G. E. Tucker
C. sativa P. Mill.
C. alnifolia Nuttall
C. alnifolia var. floridana Sargent
C. floridana (Sargent) Ashe
C. ozarkensis Ashe - OZARK CHINKAPIN
C. arkansana Ashe

Nate Childers - 1998

References

C. pumilla

C. dentata