Eastern Mojave Vegetation Inflorescence of Coll. No. 2246, Holosteum umbellatum  


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  Caryophyllaceae Holosteum umbellatum
Scanned 2 May 2020.

In the middle flower, then erose ends of the petals can be seen.

Plants of Jefferson County Open Space
Jefferson County, Colorado

Holosteum umbellatum L.  Jagged Chickweed.

Apex Park - Restricted Area, Jefferson County, Colorado. Approximate center of area, mid slope, northeast-facing nose of ridge, 4.7 km. south of the GNIS location of Golden. 39.7233N, 105.2233W. WGS 1984 Tiny annual, white petals with jagged ends. Also here: Collinsia parviflora.

Collected by permit: Jefferson County Open Space, 2020, issued: Apr 13, 2020, to: Tom Schweich.

Tom Schweich 2246. 21-Apr-2020

Coll. No. 2246, 21 April 2020: Annual, to 5 cm.; Stem, single, glandular distally; Stipules, absent; Leaves, cauline, opposite, 6 mm. × 1.7 mm. wide, oval, margins, entire, glandular; Inflorescence, umbellate; Pedicels, 2.5-9.0 mm., reflexed in flower; Sepals, #5, all distinct, 2.7-3.0 mm. × 1.2 mm. wide, ovate, green, margin scarious; Petals, #5, 2.5 mm. × 1.2 mm. wide, deltoid, tip erose; Stamens, #5; Styles, #2(3?), 1 entire, 1 forked (with 2 stigmas).

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Other photos about Species or Caryophyllaceae Holosteum umbellatum.


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Date and time this page was prepared: 9/22/2021 6:10:31 PM