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Description
Astragalus Holmgreniorum is a unique plant species that is endemic to Nevada, United States. It is a member of the Fabaceae family, which is also known as the legume, pea, or bean family. The plant is named after James L. Reveal and Arthur H. Holmgren, who discovered it in 1969.This perennial herb grows up to 30 centimeters tall and has a woody base. Its leaves are composed of 11-15 leaflets that are elliptical in shape and about 1-2 centimeters long. The plant’s flowers are yellow and are clustered on a spike-like inflorescence that blooms from April to June.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Astragalus |
Appearance
Astragalus Holmgreniorum has a unique appearance that distinguishes it from other plants. It has a woody base and a stem that is covered in fine hairs. The leaves are composed of 11-15 leaflets that are elliptical in shape and about 1-2 centimeters long.The plant’s flowers are yellow and are clustered on a spike-like inflorescence that blooms from April to June. The flowers have a distinctive shape with a standard, two wings, and a keel. The seedpods are oblong and about 2-3 centimeters long.
Care Guide
To care for Astragalus Holmgreniorum, you must consider its water, fertilization, soil, sunlight, and hardiness zones.The plant requires moderate watering, and the soil should be well-draining. It prefers sandy or loamy soil that is slightly alkaline. Fertilization is not necessary, but you can use a slow-release fertilizer during the growing season.Astragalus Holmgreniorum prefers full sun to partial shade and can tolerate high temperatures. It is hardy in USDA zones 5-8 and can survive mild frost.
Common Pests & Diseases
Astragalus Holmgreniorum is generally pest and disease-free. However, it can be susceptible to root rot if overwatered or planted in poorly draining soil.
Habitat
Astragalus Holmgreniorum is endemic to Nevada and can be found in several counties, including Nye, Esmeralda, and White Pine. It grows in dry, rocky areas and can be found in sagebrush, pinyon-juniper, and mountain brush communities.
Question and Answer
Q: Is Astragalus Holmgreniorum easy to grow?
A: Yes, Astragalus Holmgreniorum is relatively easy to grow, provided that you provide it with well-draining soil and moderate watering.
Q: How tall does Astragalus Holmgreniorum grow?
A: Astragalus Holmgreniorum grows up to 30 centimeters tall.
Q: What is the best time to plant Astragalus Holmgreniorum?
A: The best time to plant Astragalus Holmgreniorum is in the spring when the soil temperature is above 60°F.
Q: Can I propagate Astragalus Holmgreniorum from cuttings?
A: No, Astragalus Holmgreniorum is difficult to propagate from cuttings. It is best to propagate it from seed.
Related Plants
Here are some related plants to Astragalus Holmgreniorum:
- Astragalus lentiginosus
- Astragalus purshii
- Astragalus scopulorum
- Astragalus tennesseensis
References
- Flora of North America: Astragalus holmgreniorum
- Nevada Native Plant Society: Astragalus holmgreniorum
- Nevada Division of Forestry: Astragalus holmgreniorum
