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Leptosiphon aureus - golden linanthus

Scientific Family
Polemoniaceae
Synonyms
Leptosiphon aureus var. aureus, L.chrysanthus, L. acicularis, Linanthus aureus , Linanthus acicularis
Other common names
bristly perennial gily-flower
golden desert trumpets
desert gold
Plant type
Forbs and Subshrubs
Origin
Native
Lifecycle
Annual
Similar species
Leptosiphon aureus subsp. decorus
Height
To 6 inches
Riparian
No

Low, unbranched to few branched annual, 1 to many reddish, thin stems. Leaves highly divided, needle-like lobes. Showy yellow funnel-shaped flowers with orange or purplish throats grow at the stem tips. These plants are difficult to spot unless in bloom.

Annuals to 6 inches tall, may be hairy or glandular; stems 1 to many, simple or few branched; flowers stems to 3/4 inch long; leaves on upper part of stems, palmately divided, needle-like lobes; petals yellow; sepals equal length of the flower tube.

Habitat

Found in dry, open areas, plains and mesas, desert flats and pinyon-pine/oak/juniper woodlands.

Plant Community
Desert Scrub
Grasslands
Interior Chaparral
Pinyon Juniper Woodlands
Low elevation
2000
High elevation
6000

Flower Characteristics

Flowers are upright, about 1/2 inch wide and grow singly in open rounded clusters on thread-like stalks that grow to 3/4 inch long. Each flower is white and has 5 rounded petals that are fused into an open funnel shape with an orange or purplish throat.

Flower color
Yellow
Flower shape
Regular
Tubular
Yes
First bloom month
March
Last bloom month
June
Flower clusters
Rounded

Leaf and Stem Characteristics

Leaves grow to 1/4 inch long and have a smooth to gland-dotted surface. They're divided into 3 to 7 linear segments (lobes) resembling the fingers of a hand and grow in whorl-like rings at well-spaced intervals usually along the upper part of the stems.

Leaf type
Simple
Leaf color
Green
Leaf shape
Palmate
Leaf margin
Lobed
Leaf attachment
Opposite
Leaves clasp
No
Leaf hairs
None
Spines
No

Fruit and Seed Characteristics

The fruit is dry and rounded.

Fruit type
Capsule
Fruit color
Brown

Few to many seeds are found in each of the chambers (locules) of the capsule.