Agave schottii var. treleasei

(Toumey) Kearney & Peebles

J. Wash. Acad. Sci. 29: 474. 1939.

Common names: Trelease agave
Endemic
Basionyms: Agave treleasei Toumey Rep. (Annual) Missouri Bot. Gard. 12: 75, plates 32, 33. 1901 (as treleasii)
Treatment appears in FNA Volume 26. Treatment on page 448. Mentioned on page 443.

Leaves 1.2–2.5 cm wide; blade deep green, without budprints, margins nonfiliferous, apical spine brown, stout and firm, 1.2–1.9 cm. Scape 2–4 m. Inflorescences subspicate to narrowly racemose-paniculate; peduncle 0.4–4 cm. Flowers 2 (–6) per cluster, 3.5–5 cm; perianth-tube 11 × 13 mm, limb lobes deep yellow; filaments inserted 8 mm above perianth base; ovary 1.6 cm.


Phenology: Flowering late spring–summer.
Habitat: Gravelly to rocky places, mostly in desert scrub, grasslands, juniper and oak woodlands
Elevation: 1100–2000 m

Discussion

Agave schottii var. treleasei may be of a hybrid origin involving A. chrysantha or A. palmeri and A. schottii var. schottii.

Selected References

None.

Lower Taxa

None.

"broadened" is not a number."dm" is not declared as a valid unit of measurement for this property.

0.75 cm7.5 mm <br />0.0075 m <br /> (1 cm10 mm <br />0.01 m <br />) +
light +  and deep yellow +
longitudinal +
1 cm10 mm <br />0.01 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
width +  and length +
glandular-pubescent +  and glandular +
papillate +
Rounded (?) +  and Beaked (?) +
sharp-pointed +
1.2 cm12 mm <br />0.012 m <br /> (1.9 cm19 mm <br />0.019 m <br />) +
James L. Reveal +  and Wendy C. Hodgson +
(Toumey) Kearney & Peebles +
0.7cm;2.5cm +
Agave treleasei +
armed +  and filiferous +
abaxially convex +  and deeply convex +
short to long +
thick +  and thin +
reflexed +, erect +  and ascending +
triangular +
umbel-like +
short-pedicellate +
1 cm10 mm <br />0.01 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
Trelease agave +
fibrous-rooted +
1100–2000 m +
filiform +
pubescent +  and glabrous +
8 cm80 mm <br />0.08 m <br /> (?) +
recurved +  and erect +
loculicidal +
oblong +  and ovoid +
Gravelly to rocky places, mostly in desert scrub, grasslands, juniper and oak woodlands +
flowered +, subspicate to narrowly racemose-paniculate +  and spicate +
subspicate +  and narrowly racemose-paniculate +
pseudopetiolate +, sessile +  and simple +
40 cm400 mm <br />0.4 m <br /> (50 cm500 mm <br />0.5 m <br />) +
evergreen +
20cm;40cm +
1.2 cm12 mm <br />0.012 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
erect +  and incurved +
1.1 cm11 mm <br />0.011 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
nonfiliferous +
dentate +, serrulate +  and entire +
Fleshy (?) +, Firm (?) +  and Rigid (?) +
constricted +
0.3 cm3 mm <br />0.003 m <br /> (?) +  and 0.9 cm9 mm <br />0.009 m <br /> (?) +
cylindrical +, ovoid +  and 3-angled +
1.6 cm16 mm <br />0.016 m <br /> (?) +
succulent +
not +  and articulate +
umbel-like +
0.4 cm4 mm <br />0.004 m <br /> (4 cm40 mm <br />0.04 m <br />) +
13 cm130 mm <br />0.13 m <br /> (?) +
semisucculent +
Flowering late spring–summer. +
J. Wash. Acad. Sci. +
cespitose +  and solitary +
200 cm2,000 mm <br />2 m <br /> (400 cm4,000 mm <br />4 m <br />) +
globose +, obovoid +  and flattened +
grayish +  and brown +
acicular +
0.8 cm8 mm <br />0.008 m <br /> (1.9 cm19 mm <br />0.019 m <br />) +
semiwoody +
branched +, , +  and unbranched +
aboveground +
3 +  and 1 +
papillate +
exserted +  and included +
subulate +
Agave schottii var. treleasei +
Agave schottii +
variety +
1.1 cm11 mm <br />0.011 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
5mm;8mm +
plant +  and suckering +
polycarpic +  and monocarpic +
small;gigantic +
petal-like +