Nuttall's prairie parsley, more...
[Pleiotaenia nuttallii Coulter & Rose, more]
Plants 5-10 dm, puberulent above; lower lvs long- petioled, ovate, the ultimate segments narrowly ovate to linear-oblong, each usually with a few sharp teeth; rays 10-20, scaberulous on the upper side; pedicels 3-5 mm, fr elliptic or oblong, 6-8 mm, depressed in the center over the dorsal ribs; 2n=22. Prairies and plains; Mich. and Wis. to Neb., s. to Miss., Tex., and N.M. May, June. (Pleiotaenia n.)
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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