▁is ▁stem - root ing , ▁meaning ▁it ▁can ▁grow ▁advent it ious ▁roots ▁above ▁its ▁bul bs ▁and ▁along ▁the ▁st ems . ▁Its ▁st ems ▁are ▁ter ete ▁( cy l ind rical ), ▁nearly ▁gl ab r ous ▁and ▁smooth . ▁ ▁They ▁have ▁a ▁re dd ish - green ▁color ▁and ▁usually ▁grow ▁ 3 0 – 5 0   cm ▁tall ▁with ▁ 1 - 5 ▁flowers ▁per ▁stem . ▁There ▁is ▁a ▁pur ple ▁p ig ment ation ▁near ▁the ▁base ▁of ▁the ▁stem . ▁ ▁The ▁leaves ▁are ▁green , ▁scattered ▁and ▁linear ▁to ▁lance - sh aped ▁with ▁little ▁hair ▁on ▁the ▁marg ins ▁and ▁under ne ath . ▁They ▁are ▁generally ▁ 3 . 5 – 7   cm ▁long ▁and ▁ 3 – 6   mm ▁wide . ▁The ▁bul b ▁is ▁o void ▁( eg g - sh aped ) ▁and ▁is ▁ 2 - 3 . 5   cm ▁tall ▁and ▁ 2 - 3 . 5   cm ▁in ▁diameter . ▁Their ▁size ▁is ▁smaller ▁than ▁that ▁of ▁L . ▁brow ni i . ▁An ▁individual ▁bul b ▁can ▁grow ▁and ▁flower ▁for ▁a ▁few ▁years . ▁ ▁The ▁flowers ▁are ▁show y , ▁star - sh aped ▁and ▁gl oss y ▁with ▁an ▁orange - yellow ▁to ▁scar let ▁color , ▁although ▁yellow ▁color ▁does ▁rarely ▁occur . ▁They ▁face ▁up ward ▁and ▁come ▁in ▁clusters ▁of ▁up ▁to ▁ 1 0 ▁in ▁either ▁rac eme ▁or ▁um bel