Machaeranthera riparia (Kunth) A.G.Jones

• Region

  North America

• Country

  United States of America

• State/Province

  New Mexico

• County/Municipio

  Hidalgo Co.

• Locality

  Animas Valley; in the SE-angle of the intersection of I-10 and NM-338 highway, 15 mi N of Cotton City (this is the extreme N end of a large playa lake extending about 10 mi North and South)

• Elevation

  Alt. 1311 m. (4301 ft.)

• Coordinates

  32.3061, -108.879

• Coordinate Uncertainty (m)

  20699

• Georeferencing Method

  GEOLocate Web Application. Used GEOLocate Web Application (batch client) to georeference locality with high precision.

• Geodetic Datum

  WGS84

• Distribution

  Map all specimens of this taxon

FLORA OF SOUTHWESTERN NEW MEXICO
WESTCENTRAL HIDALGO CO-
86-072 MACHAERANTHERA RIPARIA (Knuth) A
Darrell Ward
12 Septeaber 1986
Aniaas Valley; in the SE-angle of the intersection of I— JO and
NH-338 highway, 15 ai N of Cotton City (Northcentral T24S
R20H); extreaely saline soil (this is the extreae N end of a
large playa lake extending about 10 ai North and South). This
plant Has growing in saturated saline, clayey soil. Large
accuaulations of water wer present with 10 feet of the plants.
This growth-fora (perennial) was not coaaon in the area.
Nuaerous plants of this species appearing as annuals or short-
lived perennials were present for about 5 ai to the S of 1-10
along NH-338. Three plants were seen like this this one that
had nuaerous sprawling branches froa the base. Each speciaen
is about 1/10 of the plant, and all specisens were aade froa
the saiiE-plant. Ray.itnrpts were hlue bluer lavender«.
Associated plants were Atriplex canescens, Suaeda and other
chenopods. Elevation 4300 ft.
Distributed froa NNSU to: NHC, NY, RSA, ILL (A. Jones), TEX
(B. Turner), «0, UNH, Arizona, ASU, US, ENCB (Hexico),
UC (Berkeley)
CYTOLOGICAL VOUCHERS
N * 5.
Caaera lucida drawings (scale; 2.2aa * lua) of the chroaosoaes of
pollen aother cells froa this plant during Netaphase I (top) and
Hetaphase II (bottoa) of aeiosis.
03070423