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Dermatophyllum gypsophilum

Sophora gypsophila

Also called Guadalupe Mountain necklacepod, Guadalupe Mescal Bean, Gypsum Necklace, Guadalupe Mountains Mescal Bean

Dermatophyllum gypsophilum
Photo: Patrick Alexander, CC0

Dermatophyllum gypsophilum is a rare, slow-growing legume shrub from the Guadalupe Mountains of New Mexico and Texas and a single site in Chihuahua, Mexico, often growing on gypsum-rich soils. It is grown mainly by specialist collectors and needs full sun, excellent drainage and a dry, gritty root zone.

Family
Fabaceae (Pea & bean family)
Grows as
Shrub
Light
Full sun
Water
Water deeply but infrequently, letting the soil dry out fully between waterings.
Soil
Very well-drained gritty mix, such as sand, gravel and a little gypsum or limestone grit.
Temperature
15-35 °C; protect below about -5 °C.
How easy
Hard

About

Dermatophyllum gypsophilum is a rare species of flowering plant in the legume family known by the common names Guadalupe Mountain necklacepod, Guadalupe mescalbean (var. guadalupensis), and gypsum necklace. It is native to New Mexico and Texas in the United States, and it is known from one location in Chihuahua in Mexico.

This shrub grows up to 2 meters in height and has leathery, silver-haired leaves and purple flowers.

Other Dermatophyllum plants

Dermatophyllum secundiflorum · Mescalbean

Text excerpted from the Wikipedia article Dermatophyllum gypsophilum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

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