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Linaceae family

Glandular Dwarf-flax Hesperolinon adenophyllum

Native

Glandular Dwarf-flax is an annual wildflower native to the lower 48 states. It blooms May – Jul.

More about this plant

Hesperolinon adenophyllum is a rare species of flowering plant in the flax family known by the common names glandular dwarf flax and glandular western flax. It is endemic to California, where most known occurrences have been recorded in Lake and Mendocino Counties. It is generally found in chaparral ecosystems on serpentine soils. This is an annual herb growing erect to heights between 10 and 50 centimeters. Its narrow, lance-shaped leaves are lined with rows of teeth with large knobby glandular points. The flower has small sepals speckled with glandular hairs and five thin yellow petals. The stamens protrude from the face of the flower and hold large yellow anthers. Wikipedia →

Growing & care

USDA PLANTS · TRY
Conditions
Sources · Conditions
Cold hardiness (derived) — Hardiness
Hardiness
≥ zone 11 derived from its U.S. range
Size & form
Sources · Size & form
USDA PLANTS — Lifespan
Lifespan
Annual
In the garden
Herb layer — Sits in the herb of a layered food forest or polyculture.Open guide →
derived roles
The garden year bloom → fruit → fall colour
J
F
M
A
M
J
J
A
S
O
N
D
Bloom
Bloom (the flower's colour)
Bloom · May – Jul — 64 obs · Herbarium specimens — Park et al. 2023 (CC BY 4.0)
Species characteristics from USDA PLANTS (public domain) + TRY (CC BY) — general guidance, not a guarantee for your exact site. Deer "browsing" is documented palatability, not a deer-proof claim.
Sources for this entry (12) Open & cited
[01] Scientific name & family — USDA PLANTS (DwCA, Zenodo 17903503)
[02] Growth habit & duration — USDA PLANTS (DwCA, Zenodo 17903503)
[03] Native status & distribution — USDA PLANTS (DwCA, Zenodo 17903503)
[04] Common name — USDA PLANTS (via GBIF)
[05] Invasive / introduced status — USDA PLANTS (DwCA, Zenodo 17903503) — native status
[07] Description — Wikipedia (CC BY-SA)
[08] Ecological value — GloBI
[10] Conservation rank — NatureServe Explorer (CC BY)
[11] Cold hardiness (derived) — Derived from U.S. range × USDA PHZM zones
[12] County range — GBIF Open Data — open-licensed occurrences (CC0/CC-BY) → county
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