Difference between revisions of "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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| − | |discussion=<p>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.</p> | + | |discussion=<p>The Starr County, Texas, plants of <i></i>subsp.<i> protamericana</i> are smaller in stature than those seen in Mexican populations but appear to belong to this wild taxon.</p> |
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name=Agave americana subsp. protamericana | name=Agave americana subsp. protamericana | ||
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|authority=Gentry | |authority=Gentry | ||
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|genus=Agave | |genus=Agave | ||
|species=Agave americana | |species=Agave americana | ||
Latest revision as of 21:18, 5 November 2020
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.
Selected References
None.
Lower Taxa
None.