Agave americana subsp. protamericana


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
Treatment appears in FNA Volume 26. Treatment on page 453.
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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


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.

Selected References


Lower Taxa