Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Caryophyllales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Opuntia cespitosa
FAMILY
Cactaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read about the Taxonomic revision of the Opuntia humifusa complex, including maps and photographs.
This is the most common species in the eastern US (most common west of the Appalachian Mountains and found throughout most of the Midwestern states east of the MS river). It has traditionally been considered conspecific with O. humifusa, per Weakley's Flora (2022)
(?) INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Opuntia humifusa
FAMILY
Cactaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Opuntia cespitosa
INCLUDED WITHIN Flora of North America
Opuntia humifusa var. humifusa
INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2015)
Opuntia humifusa
INCLUDED WITHIN Floristic Synthesis of North America (Kartesz, 1999)
Opuntia humifusa var. humifusa
INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 132-01-001?:
Opuntia compressa FAMILY Cactaceae
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Opuntia opuntia
COMMON NAME:
Common Eastern Prickly-pear
To see larger pictures, click or hover over the thumbnails.
Richard and Teresa Ware rtw_o_humifusa_humifusa
May
Tepals yellow with red/maroon bases (vs. O. humifusa & mesacantha entirely yellow, per Weakley's Flora (2022).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Opuntia cespitosa
FAMILY
Cactaceae
(?) INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Opuntia humifusa
FAMILY
Cactaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Opuntia cespitosa
INCLUDED WITHIN
Flora of North America
Opuntia humifusa var. humifusa
INCLUDED WITHIN
Floristic Synthesis of North America. BONAP (Kartesz, 2015)
Opuntia humifusa
INCLUDED WITHIN
Floristic Synthesis of North America (Kartesz, 1999)
Opuntia humifusa var. humifusa
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 132-01-001?:
Opuntia compressa
FAMILY
Cactaceae
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Opuntia opuntia
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