Sabino Canyon 2/21/17
Sabino Canyon 2/21/17
Wildflowers of Southern Arizona
Tansy Mustard.
Descurainia pinnata.
Mustard (Brassicaceae) family.
Plant: Annual forb 10-50 cm. Leaves: leaves alternate, pinnate, bipinnate, or pinnatisect, 3-7 cm long. Flowers: flowers minute, cream, in elongate racemes. Fruit: a 2-celled clavate capsule, 5-10 mm long; Seeds 5-20 per chamber, 2 rows per chamber, 0.5-1 mm. Misc: Washes, slopes, often saline soils; < 2500 m. Notes: pedicels spreading/ascending, 4-20mm; fruit dehiscent with membrenaceous septum remaining attached
Santa Catalina Mountains
Sabino Canyon Recreation Area
Location: Near creek below dam.
1/31/16, 2/21/17
See SEINet Pictures and Description