Cryptocoryne Tonkinensis also knew as Cryptocoryne crispatula var. kubotae "tonkinensis" or Kubota's water trumpet. This is the uncommon crypt has a needle and narrow leaves that don't look like other common crypts that often sold in the aquarium market.
Sold as in Vitro, Tissue Culture Cup with vitamin liquid/gel. Cup size: Approx. 2.5 x 2.5 inches.