Senna armata (S.Watson) H.S.Irwin & Barneby

Spiny Senna
Fabaceae

Protologue: New York Bot. Gard. 35: 292 (1982)
Pronunciation: Sén-na ar-mà-ta
Etymology: From the Arabic name Sana + spiny or thorny, literally "armed."


Jepson eFlora Treatment

SD County Synoptic Voucher

[Plants of San Diego County HOME]

Distribution:
 
Left: S.D. County Plant Atlas (http://sdplantatlas.org). Right: CCH2. Click to see current herbarium records.  

In full bloom, desert valley.

Note that, like all non-mimosoid Caesalpinioideae, the stamens are distinct and the posterior petal is inner to the two latero-posterior petals.