Giliastrum spp.

Common in Texas:

  • Bluebowls (Giliastrum rigidulum)
  • Splitleaf Gilia (Giliastrum incisum)
  • Bluebowls (Giliastrum acerosum)

Distinguishing these taxa

G. rigidulum and G. acerosum will tend to have a deeper blue corolla, size around 10mm overall.
Both will have deciduous basal leaves that are not persistent.

G. acerosum occurs further west, In Trans-Pecos and the Plains., leaves acerose or needle shaped with thin linear divisions
G.rigidulum limited to the Edwards Plateau area, leaves are NOT acerose and divisions of the leaf are broader.

G. incisum has distinct basal leaves that are simple or "deeply serrate," size of corolla 4-7 mm

Key: https://polemoniaceae.wordpress.com/giliastrum/

https://www.inaturalist.org/observations/4077866

Posted by arnanthescout arnanthescout, January 26, 2022 10:19 PM

Observations

Photos / Sounds

What

Bluebowls (Giliastrum rigidulum)

Observer

arnanthescout

Date

April 18, 2021 04:32 PM CDT

Description

Mistook for blue-eyed grass at first. Related?

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