African Violets and Gesneriads: seedlings just keep growing, 1 by Keyring

Keyring wrote:
I took more photos today and thought I would post one in case anyone is interested.

Bottom row from left to right:
Chirita tamiana
Koehlikeria erionoides
Eucodonia mixed
Sinningia mini hybrids
Nematanthus brasiliensis

next row up from left to right:
Phinaea multiflora
Sinningia noid
Gloxinia maculata
Episcia mixed
Sinningia Little Tiger (not a seedling)

next row up from left to right:
Sinningia sp. Rio das Pedras (looking like then need help)
Epithema species
Diastema vexans (from rhizomes?)
Sinningia rupicola (not sure if they are supposed to be this pale)
Sinninga macrophylla

top row from left to right (barely visible):
Codonanthe venosa
Sinninga leucotricha (?)
Sinningia concinna (?) (not a seedling)