Other Common Names
genus includes the Rhubarb Beetle or Rhubarb Curculio (L. concavus) and the Knotweed Weevil (L. parcus).
Synonyms and other taxonomic changes
Numbers
~30 spp. in our area (R.S. Anderson, pers.comm. to =v=, Jan 2018), close to 1,000 in 17 subgenera worldwide
(2)Identification
Medium to large elongated, cylindrical weevils often covered with waxy bloom (light-yellow to reddish), easily rubbed away
Range
worldwide, incl. most of NA
(1)(2)Food
associated with various Asteraceae and Polygonaceae
(1)Remarks
not yet in the guide:
L. lateralis Say 1831;
L. fossus LeConte 1876;
L. juelichi, laramiensis, obesulus, oregonus, and sobrinus Casey 1891;
L. perlongus Fall 1913
L. aspericollis, buchanani, cleonoides, flexipennis, lodingi, plucheae, and regularipennis Chittenden 1930
[some of the latter may be synonyms]