VASIFORM
tubular, cannular, tubelike, tube-shaped, vasiform
(adjective) constituting a tube; having hollow tubes (as for the passage of fluids)
Source: WordNet® 3.1
Etymology
Adjective
vasiform (comparative more vasiform, superlative most vasiform)
(biology) Having the form of a vessel or duct.
(biology) Containing vessels or ducts.
vasiform tissue
Source: Wiktionary
Vas"i*form, a. Etym: [L. vas a vessel + -form.] (Biol.)
Definition: Having the form of a vessel, or duct. Vasiform tissue (Bot.),
tissue containing vessels, or ducts.
Source: Webster’s Unabridged Dictionary 1913 Edition