Ranunculus subrigidus W.B.Drew

  • Authority

    Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

  • Family


  • Scientific Name

    Ranunculus subrigidus W.B.Drew

  • Description

    Species Description - Resembling nos. 27 [Ranunculus trichophyllus Chaix] and 29 [Ranunculus longirostris Godr.], and intergrading with no. 29; lvs of no. 29; achenes of no. 27, but more numerous, mostly 30–45(–80); stamens mostly 5–10; mature pedicels recurved; 2n=16. Ponds and slow streams; irregularly from Que. to B.C., and s. to Del., Mich., Minn., S.D., Tex., and Mex. June–Sept. (R. circinatus var. s.) True R. circinatus Sibth. is here interpreted as being strictly Eurasian.

  • Common Names

    white water-crowfoot