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 Spines SuperstitionsSue Smith |  Flower SuperstitionsSue Smith | | | | |
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Origin:
Native
General Desc:
Plants may be solitary or part of small clusters; they are small and often in grasses or bushes so are often overlooked unless flowering.
Mammillaria grahamii is protected in Arizona.
Identification notes: Central spines hooked, stems greater than than 1-1/2 inches in diameter, flowers in a ring below the apex, outer tepals minutely fringed, plants unbranched or branched and green or yellow-green stigma lobes distinguish this Mammillaria sp.
Height:
6 inches
Width:
1 to 2-1/2 inches
Habitat Description: Desert scrub; grasslands; interior chaparral; oak woodlands; alluvial slopes; hills; canyons; silty, sandy, gravelly, or rocky soils of igneous or calcareous origin.
Plant Communities:
Desert Scrub, Interior Chaparral, Semidesert Grasslands
Elevation: 250 - 4600 feet
Color:
Pink
Flowering Period:
Apr - Jul
Description:
Light pink edges with darker pink centers and yellow-green to green stigmas. The flowers are arranged in a circle around the stem below the apex.
Stem Color:
Green
Number of Stems:
Single or Multiple
Stem Shape:
Cylindrical
Stems Segmented:
N
Stem Surface:
Bumpy
Stem Description:
Solitary or in small clumps of 0 to 9 stems, 2 to 6 inches tall, 1-1/2 to 3 inches wide.
(structures unique to cacti, found on the stems, areas from which spines, flowers and fruits emerge)
Areole Description:
23-33 spines per areole; radial spines (17-35) are whitish or pale tan and are stiff; central spines (3-4, at least 1-3 are hooked)are reddish to purplish brown to almost black.
Spine Color:
Whitish, tan, dark red-brown
Spines Hooked:
Y
Spine Description:
Mostly bristly white radial spines but with 1, 2 or 3 longer and more central spines that are dark red-brown in color and strongly hooked at the end.
Fruit Color: Red
Fruit Notes: 1 inch long smooth red fruits.
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