Shrubs

Koeberlinia spinosa flowers
Type of Content: Image Content
Rhamnus scopulorum
Type of Content: Image Content
Rhamnus betulifolia with fruit
Type of Content: Image Content
Rhamnus scopulorum
Type of Content: Image Content
Mimosa laxiflora with flowers
Type of Content: Image Content
Rhamnus betulifolia
Type of Content: Image Content
Bursera fagaroides flower close-up
Type of Content: Image Content
Manihot rubricaulis leaves and fruit
Type of Content: Image Content
Larrea tridentata fruit and leaf close-up
Type of Content: Image Content
Thornscrub before and after heavy February 2011 frost

These photos were taken by Aaron Flesch before and after the February 2 and 3, 2011 frost. This unusually severe frost event was the worst freeze seen across Sonora and Arizona at least 50 years....

Type of Content: Image Content

February 2nd and 3rd 2011 laid a heavy hand on the NJP reserve. An arctic air mass descended on southwestern North America, stretching its influence south of its typical reach. Individual species...

Type of Content: Blog entry
Karwinskia humboldtiana
Type of Content: Image Content
Mimosa dysocarpa
Type of Content: Image Content

Devil’s Canyon is located in Pinal County Arizona a few miles east of Superior in the Globe Ranger District of the Tonto National Forest. The area is extremely rugged with deep canyons, rocky...

Type of Content: Reports, Papers, Journal Articles

Devil’s Canyon is located in Pinal County Arizona approximately 6 km east of the town of Superior in the Globe Ranger District of the Tonto National Forest. The area is generally rugged with deep...

Type of Content: Reports, Papers, Journal Articles
Ocotillo branch with leaves up-close
Type of Content: Image Content
Rhamnus ilicifolia, hollyleaf buckthorn

See the species profile on madrean.org.

Type of Content: Image Content
Ocotillo flowers
Type of Content: Image Content
  • Bursera microphylla leaves

This is a more desert adapted Bursera. Most Sonoran Burseras grow in thornscrub or tropical deciduous forest where there are prolonged periods without rain, but there is always a reliable growing...

Type of Content: Species Profile
  • Sideroxylon occidentale, bebelama - foliage

Large shrub or tree with leaves and growth form that look similar to Lycium or Condalia, but can grow much larger. Bebelama has spine-tipped branches and acquires furrowed bark at a fairly young...

Type of Content: Species Profile

About 1,500 collections from within 100 kilometers of the Arizona border in Sonora yielded noteworthy records for 164 plants including 44 new species (12 non-native) for Sonora and 12 (six non-...

Type of Content: Reports, Papers, Journal Articles
  • Koeberlinia spinosa flowers and fruit

Uncommon shrub in Sonora and Arizona, but can grow in thickets where it does occur. As the name implies it is "all thorns" with unnoticeable leaves and small flowers. It grows primarily in the...

Type of Content: Species Profile
  • Phaulothamnus spinescens

An often overlooked shrub that looks very similar to Lycium and some Condalia species. The fruiting plant has clusters of smallish (~5mm) berries with whitish, clear flesh and with a single dark...

Type of Content: Species Profile
  • Errazurizia megacarpa leaves and flowers
Type of Content: Species Profile

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