Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Caryophyllales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Opuntia humifusa
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.
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Opuntia humifusa
FAMILY
Cactaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Opuntia humifusa
INCLUDED WITHIN Flora of North America
Opuntia humifusa var. humifusa
INCLUDED WITHIN Floristic synthesis of North America. BONAP (Kartesz, 2010)
Opuntia humifusa
INCLUDED WITHIN Floristic Synthesis of North America (Kartesz, 1999)
Opuntia humifusa var. humifusa
INCLUDING Flora of West Virginia (Strausbaugh & Core, 1978)
Opuntia calcicola
INCLUDING Flora of West Virginia (Strausbaugh & Core, 1978)
Opuntia compressa
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 impedita
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Opuntia macrarthra
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Opuntia opuntia
COMMON NAME:
Eastern Prickly-pear
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_ophu_001_lvd
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Opuntia humifusa
FAMILY
Cactaceae
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Opuntia humifusa
FAMILY
Cactaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Opuntia humifusa
INCLUDED WITHIN
Flora of North America
Opuntia humifusa var. humifusa
INCLUDED WITHIN
Floristic synthesis of North America. BONAP (Kartesz, 2010)
Opuntia humifusa
INCLUDED WITHIN
Floristic Synthesis of North America (Kartesz, 1999)
Opuntia humifusa var. humifusa
INCLUDING
Flora of West Virginia (Strausbaugh & Core, 1978)
Opuntia calcicola
INCLUDING
Flora of West Virginia (Strausbaugh & Core, 1978)
Opuntia compressa
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 impedita
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Opuntia macrarthra
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Opuntia opuntia
4212
Shrub
Perennial
Habitat: Slate outcrops, sandy soils, upland hardwood forests or mixed pine-hardwood forests in dry, clay or silty soils, per Weakley's Flora
Native north of the Carolinas
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
IS THE PLANT "ARMED"?
Cladodes armed with glochids (hair-like spines or short prickles) but no spines
LEAVES:
Evergreen
Simple
Alternate
FLOWER:
Spring/Summer
Yellow
Numerous tepals (usually)
Numerous stamens (usually)
Bisexual or sometimes functionally staminate
FRUIT:
Summer/Fall
Purple/ Reddish-brown
Berry
TO LEARN MORE about this plant, look it up in a good book!
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".