That is in the Constitution of the State of Texas, and the Texas influence reaches clear to the Colorado River.

The joker goes for aces, flushes, and straights.

It always counts as an ace, except to fill a straight; but if you've got a four-card straight and the joker, then the joker fills your hand.

Here; I'll show you." Between deals he sorted out a ten, nine, eight, and seven, and the joker with them.
"There," he said; "with a hand like this you can call the joker either a jack or a six, just as you please.

It is usual to call it a jack.