Ranunculus reptans L.
 
FamilyRanunculaceae — APG family: Ranunculaceae
SynonymsFlammula unalaschcensis Piper, Ranunculus filiformis Michx., Ranunculus flammula var. reptans (L.) Rchb., Ranunculus flammula var. filiformis (Michx.) Hook.
Common namecreeping spearwort
DescriptionGlabrous or nearly so; stem filiform, arched, creeping in mud, rooting at nodes; basal leaves filiform, linear or linear-lanceolate; flowers solitary, about 5 mm in diameter; sepals and petals 5; achenes plump, with short beak.
EcologyWet or muddy shores and riverbanks. Described from Sweden and Russia.
Taxonomy
notes
Most of the specimens belong to var. intermédius (Hook.) Torr. & Gray (R. lammaulus var. intermedius Hook.), which has more or less lanceolate leaves.
Hultén's Flora About

This is a digital representation of Eric Hultén’s ‘Flora of Alaska and Neighboring Territories: A Manual of the Vascular Plants’, which was published by Stanford University Press in 1968. The book was digitized by C. Webb (at UAMN) as part of the Flora of Alaska project, with funding by the US NSF (Grant 1759964 to Ickert-Bond & Webb), and with permission of Stanford University Press. Data and images © 1968 Board of Trustees of the Leland Stanford Jr. Univ. Usage licence: Creative Commons BY-NC-SA 4.0. NB: You may find OCR errors; please refer to the hard-copy if in doubt.