Oenothera deltoides ssp. howellii - Earth.com
oenothera deltoides ssp howellii
12-22-2016

Oenothera deltoides ssp. howellii

Oenothera deltoides ssp. howellii NatureServe Explorer Species Reports — NatureServe Explorer is a source for authoritative conservation information on more than 50,000 plants, animals and ecological communtities of the U.S and Canada. NatureServe Explorer provides in-depth information on rare and endangered species, but includes common plants and animals too. NatureServe Explorer is a product of NatureServe in collaboration with the Natural Heritage Network. Oenothera deltoides subsp. howellii, the Antioch Dunes evening primrose, is an endangered subspecies of plant in the family Onagraceae, genus Oenothera, and species Oenothera deltoides.

ITIS Reports — Oenothera deltoides ssp. howellii ITIS (the Integrated Taxonomic Information System) is a source for authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world. Oenothera deltoides subsp. howellii, the Antioch Dunes evening primrose, is an endangered subspecies of plant in the family Onagraceae, genus Oenothera, and species Oenothera deltoides. Oenothera deltoides subsp. howellii is a short-lived perennial plant with thick stems varying from 4 to 40 inches in length.

FWS Digital Media Library — The U.S. Fish and Wildlife Service’s National Digital Library is a searchable collection of selected images, historical artifacts, audio clips, publications, and video.Oenothera deltoides subsp. howellii is a short-lived perennial plant with thick stems varying from 4 to 40 inches in length. It is multi-branching in form and tends to grow in large tufts. The grayish colored leaves are shaped like a lance and are about 1 to 5 inches long with many hairs, primarily short with only a few being longer. Its flowers are white with inch-long petals and yellow stamens. It blooms from March to September. The subspecies is often confused with Oenothera deltoides ssp. c

Detailed information
Full Name: Antioch Dunes evening-primrose (Oenothera deltoides ssp. howellii)
Where found: Wherever found
Critical Habitat:N/A
Species Group:Flowering Plants
Current listing status
Status Date Listed Lead Region Where Listed
Endangered 05/27/1978 California/Nevada Region (Region 8) Wherever found
  • States/US Territories in which the Antioch Dunes evening-primrose, Wherever found is known to or is believed to occur: California
  • US Counties in which the Antioch Dunes evening-primrose, Wherever found is known to or is believed to occur: View All
  • USFWS Refuges in which the Antioch Dunes evening-primrose, Wherever found is known to occur: Antioch Dunes National Wildlife Refuge
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