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 Leaves, stem and flowers Lundell Herbarium at the University of Texas at Austin, Usage Rights:CC0 1.0 (Public-domain) |  Plant Tarleton State University Herbarium, Usage Rights: CC0 1.0 (Public-domain) | | | | |
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Origin:
Native
Life Cycle:
Annual Similar Species: Orobanche cooperi
General Desc:
Flowers appear to be attached to an upright above-ground stem. They are packed tightly together to form a dense spike. Easier to identify after it dies, as it dries to a rather conspicuous dark-brown color.
Identification notes: Parasitic annual, sticky, hairy; stems simple; leaves scale-like, <1/2 inch long; flowers purplish, yellow-throated, upper lip with a single lobe, the lower with 3 purple veined lobes, in dense spikes, have small bracts below; anthers hairy.
Height:
2-3/4 to 15-3/4 inches
Habitat Description: Sandy soils, dry hillsides.
Plant Communities:
Desert Scrub, Interior Chaparral, Pinyon Juniper Woodland
Elevation: Below 7000 feet
Color:
Purple, purplish, yellow, brown
Shape:
Irregular in elongated clusters
Tubular:
Y
Flowering Period:
May - Sep
Description:
Numerous flowers clustered in a dense spike; tubular, 1/2 to 3/4 inch long; lower with stalk; upper without stalk; hairy; 2-lobed upper lip and 4-lobed lower with prominent purple vein; tubular sepals; 5 long narrow lobes; hairy.
Leaf Color:
Purplish
Leaf Type:
Simple
Leaf Shape:
Other
Leaf Margin:
Smooth
Leaf Attachment:
Alternate
Leaves Clasp:
N
Hairs:
Stems
Spines:
N
Leaf Description:
Stems simple or branched, often under ground; scale-like leaves; small, 1/4 to 1/2 inch long.
Fruit Color: Purplish-brown
Fruit Type: Capsule
Fruit Notes: Oval; 1/4 to 1/2 inch; usually as long as sepals.
Seed Notes: Many seeds less than 1/16 inch.
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