Agave americana subsp. protamericana

Gentry

Agaves Continental N. Amer.,287, figs. 12.1, 12.3–12.5, 12.8, 12.12, 12.14, 12.15, plate 12.1. 1982

Common names: Wild century plant
Found in FNA Volume 26. Treatment on page 453.
Plants acaulescent or short-stemmed, trunks less than 1 m; rosettes open. Leaves frequently reflexed, 80–135 × 17–22 cm; blade light green to glaucous-gray, sometimes cross-zoned, broadly lanceolate, adaxially plane or guttered, abaxially convex; margins crenate, teeth, 5–10 mm; apical spine subulate, 3–6 cm. Scape 6–8 m. Inflorescences: lateral branches 15–20. Flowers 7.5–9 cm; perianth tube 15–20 mm; ovary 4–4.5 cm. Capsules 3.5–4 cm. Seeds 7–8 mm.

Phenology: Flowering early spring–early summer.
Habitat: Sandy places in desert scrub
Elevation: 200 m

Distribution

Tex., ne Mexico.

Discussion

The Starr County, Texas, plants of subsp. protamericana are smaller in stature than those seen in Mexican populations but appear to belong to this wild taxon.

References

None.

AuthorJames L. Reveal + and Wendy C. Hodgson +
Common nameWild century plant +
Elevation200 m +
HabitatSandy places in desert scrub +
IllustratorBee F. Gunn +
PhenologyFlowering early spring–early summer. +
ReferenceNone +
Taxon nameAgave americana subsp. protamericana +
Taxon parentAgave americana +
Taxon ranksubspecies +
VolumeVolume 26 +