Observation 69449: Candelariella rosulans (Mull. Arg) Zahlbr.

When: 2011-06-03

Collection location: Walnut Canyon National Monument, Coconino Co., Arizona, USA [Click for map]

Who: Chris Parrish (kitparrish)

No specimen available

Substrate: on Kaibab limestone

Identification: The CNALH checklist of the lichens of Arizona includes 12 species of Candelariella (as well as a link to the recent checklist of Arizona lichens by Bates et al.). Click on a name to see the associated CNALH reference page.
Candelariella antennaria
Candelariella aurella
Candelariella citrina
Candelariella complanata
Candelariella deppeanae
Candelariella efflorescens
Candelariella kansuensis
Candelariella lutella
Candelariella rosulans
Candelariella subdeflexa
Candelariella vitellina
Candelariella xanthostigma
Judging by the number of red pins stuck into the state of Arizona on these range maps (!), the eager student would do well to concentrate on learning to recognize Candelariella aurella, rosulans, and vitellina.
Candelariella aurella dispersed areoles
Candelariella rosulans mounded, often lobate thallus
Candelariella vitellina “like a miniature rosulans” with tiny little lobes, like “lion claws” (CNALH)

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Created: 2011-06-18 04:07:35 SAST (+0200)
Last modified: 2011-06-18 15:56:09 SAST (+0200)
Viewed: 58 times, last viewed: 2018-03-25 00:35:36 SAST (+0200)
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