Notholaena standleyi Maxon
Star Cloak Fern, Northern Desert Star Cloakfern
Pteridaceae (Maidenhair Fern Family)
Synonym(s): Cheilanthes hookeri, Cheilanthes standleyi
USDA Symbol: NOST
Saxicolous, rhizomatous, herbaceous perennial to about 10 inches in height. Frond blades triangular or usually pentagonal, about 3 inches long and 2-1/2 inches wide, bipinnitifid or tripinnatifid, abaxial side coated with a cream,yellowish, gold or green and brown farina. Sori line the abaxial pinnule margins. During drought, the frond blades curl into a ball-shaped configuration and unfurl when environmental moisture is available.
Native to AZ, NM, TX, CO, OK and northern MX. Distribution often highly disjunct. On xeric soils and in rock crevices among granite and limestone boulders on talus slopes and other rocky sites to 6500 feet elevation.
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Plant CharacteristicsDuration: Perennial
Root Type: Fibrous
Leaf Complexity: Bipinnate , Tripinnate
Leaf Margin: Pinnatifid
Size Class: 0-1 ft.
Bloom InformationBloom Color: Not Applicable
Bloom Notes: Sporulates from late spring through fall.
DistributionUSA: AR , CO , NM , OK , TX
Native Distribution: Native to AZ, NM, TX, CO, OK and northern MX. Distribution often highly disjunct.
Native Habitat: On xeric soils and in rock crevices among granite and limestone boulders on talus slopes and other rocky sites to 6500 feet elevation.
Growing ConditionsWater Use: Low
Light Requirement: Part Shade
Soil Moisture: Dry
Drought Tolerance: High
Heat Tolerant: yes
Soil Description: Rock granitic or limestone soils.
BenefitInteresting Foliage: yes
BibliographyBibref 293 - Manual of the Vascular Plants of Texas (1979) Correll, D. S. & M. C. Johnston
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Additional resourcesUSDA: Find Notholaena standleyi in USDA Plants
FNA: Find Notholaena standleyi in the Flora of North America (if available)
Google: Search Google for Notholaena standleyi
MetadataRecord Modified: 2009-12-14
Research By: Joseph Marcus