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Family: Portulacaceae
common pussypaws, more, sand cress, sandcress
[Calyptridium monandrum Nutt.]
 Max Licher 
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Annual herbs to 16 cm tall.
STEMS: spreading to ascending.
LEAVES: in an ephemeral basal rosette, spatulate, to 7.5 cm long.
INFLORESCENCE: a 1-sided raceme, up to 3.5 cm; bracts ovate to elliptic.
FLOWERS: sessile; sepals scarious or scarious-margined, ovate, 1-3 mm long; petals 3, white to pinkish, 1-3 mm long; stamen 1; styles absent; stigmas 2, sessile.
CAPSULE: with 2 valves, ovoid to cylindric, 2.5- 8 mm long, two and a half or more times as long as sepals.
SEEDS: 1-10, black, smooth, shiny
NOTES: Sand and gravel washes, rocky slopes, roadsides: Cochise, Gila, Graham, Maricopa, Mohave, Pima, Pinal, Santa Cruz, Yavapai, Yuma cos.; 400 – 1550 m (1400 – 5000 ft); Feb-May; CA, NV, Mex. (Baja C.).
REFERENCE: Allison Bair, Marissa Howe, Daniela Roth, Robin Taylor, Tina Ayers, and Robert W. Kiger., 2006, Vascular Plants of Arizona: Portulacaceae. CANOTIA 2(1): 1-22.
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