Vascular Plants of the Gila Wilderness

Presented in Association with the
Western New Mexico University Department of Natural Sciences

Baccharis thesioides Kunth
(Arizona Seepwillow)


Family: Asteraceae

Status: Native

Synonyms:
None

Baccharis thesioides looks like a scaled down version of Baccharis salicifolia. The angular stems of Baccharis thesioides only grow to about a meter tall, although it is woody. The glabrous but glandular leaves are only about 5mm wide and regularly serrate. The leaves are one nerved. The achenes are 1-2mm long with a pappus of barbed bristles. The achenes are five ribbed.
Please click on an image for a larger file.



Baccharis thesioides, photo Russ Kleinman, Patrick Alexander & Gene Jercinovic, Black, Range, North Percha Creek, Aug. 22, 2009



Baccharis thesioides, closeup of panicle, photo Russ Kleinman, Patrick Alexander & Gene Jercinovic, Black, Range, North Percha Creek, Aug. 22, 2009



Baccharis thesioides, closeup of leaf, photo Russ Kleinman, Patrick Alexander & Gene Jercinovic, Black, Range, North Percha Creek, Aug. 22, 2009



Baccharis thesioides, closeup of flowerhead, photo Russ Kleinman, Patrick Alexander & Gene Jercinovic, Black, Range, North Percha Creek, Aug. 22, 2009



Baccharis thesioides, macro of 5 ribbed achene and pappus, photo Russ Kleinman, Patrick Alexander & Gene Jercinovic, Black, Range, North Percha Creek, Aug. 22, 2009


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