I generally have at least some Drosera seed available for sale or trade (US only, sorry) - just PM me, or check the sale/trade/want (US) forum. I'll try to keep an updated listing of whatever I have available there. I currently have seed available for any plant marked with an S.
admirabilis (large form)
capillaris (Polk Co., FL) S
capillaris (Costa Rica)
spatulata (unknown - purple flower, bifurcated stalks)
spatulata (unknown - white flower)
spatulata (Beenak, VIctoria, AU)
spatulata (Royal National Park, Sydney, AU)
spatulata ssp lovellae (Fraser Island, Queensland) S
spatulata "Fraser Island"
spatulata "Hong Kong"
spatulata "Ivan's 3-way Australian"
spatulata "Kanto Form"
sp. "Lantau Island"
...and a whole bunch of others with varying attributes, all sold as generic unidentified, as well as a good number of seedlings
purpurea ssp. purpurea (seedlings)
purpurea ssp. venosa x psittacina "Bay Co., FL"
a handful of mixed hybrids (seedlings)
one of my Drosera sessilifolia: