Stems usually solitary, erect, slender, 30–80 cm. Leaves cauline; leaflets linear, nearly entire, 1–3 cm long; uppermost leaves simple or once-pinnate with axillary bulblets. Umbel solitary and terminal, usually sterile or absent; rays 1–2 cm long. Mericarps 1–2 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
The following animal species have been reported as pollinators of this species or genera where their geographic ranges overlap: Bombus impatiens
(Colla and Dumesh 2010).