Yucca treculeana

Carrière

Rev. Hort., 580. 1858.

Common names: Spanish dagger palma pita
Basionym: Yucca longifolia K. Koch 1863
Synonyms: Yucca argospatha Verlot Yucca aspera Engelmann Yucca baccata var. australis Engelmann Yucca baccata var. macrocarpa Torrey Yucca canaliculata Engelmann Yucca canaliculata var. pendula K. Koch Yucca crassifila Shafer Yucca torreyi Yucca treculeana var. succulenta McKelvey Yucca undulata
Treatment appears in FNA Volume 26. Treatment on page 428. Mentioned on page 425.

Plants often forming colonies of rosettes, arborescent, to 7 m; rosettes with leaves hanging at various angles, giving an overall ragged appearance. Stems 1–8, occasionally 2–5-branched, 14–15 cm diam. Leaf-blade erect, yellowish to bluish green, usually U or V-shaped in cross-section, thick, 36–128 × 1.6–7 cm, rigid, scabrous, margins entire, filiferous with straight, coarse fibers, light-brown. Inflorescences erect, paniculate, arising mostly within rosettes, variable in shape, usually ovoid, 18 dm, glabrous, rarely slightly pubescent; peduncle scapelike, 0.3 m or longer. Flowers pendent; perianth globose; tepals distinct, cream-colored, occasionally tinged with purple, ovate, 2.7–8.1 × 1–3.4 cm, apex rounded or acute; filaments 1–2.7 cm, short-pubescent proximally; anthers 1–6 mm; pistil 1.5–3.5 × 0.5–1 cm; ovary 1.3–3.3 cm; style 2–8 mm; stigmas distinct. Fruits pendent, baccate, indehiscent, 4.4–18.7 × 1.8–4.6 cm, fleshy, succulent. Seeds black, 5–14 mm diam., 1–5 mm thick.


Phenology: Flowering mid winter–spring.
Habitat: Grassy or rocky slopes or mesas, brushland, chaparral
Elevation: 0–1600 m

Distribution

V26 877-distribution-map.jpg

N.Mex., Tex., n Mexico (Chihuahua), n Mexico (Coahuila), n Mexico (Tamaulipas), n Mexico (Zacatecas)

Discussion

Selected References

None.

Lower Taxa

None.

"broadened" is not a number.

... more about "Yucca treculeana"
longitudinal +
0.1 cm1 mm <br />0.001 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
glandular-pubescent +  and glandular +
Acute (?) +  and Rounded (?) +
William J. Hess +  and R. Laurie Robbins +
Carrière +
Yucca longifolia +
elliptic +, ovate +, oblanceolate +, lanceolate +  and linear +
expanded +
? (?) +  and ? (?) +
thick +  and thin +
reflexed +, erect +  and ascending +
scale-like +
Spanish dagger +  and palma pita +
N.Mex. +, Tex. +, n Mexico (Chihuahua) +, n Mexico (Coahuila) +, n Mexico (Tamaulipas) +  and n Mexico (Zacatecas) +
0–1600 m +
straight +
elongated +
short-pubescent +
flattened +
1 cm10 mm <br />0.01 m <br /> (2.7 cm27 mm <br />0.027 m <br />) +
indehiscent +
4.4cm;18.7cm +
succulent +  and fleshy +
1.8 cm18 mm <br />0.018 m <br /> (4.6 cm46 mm <br />0.046 m <br />) +
Grassy or rocky slopes or mesas, brushland, chaparral +
arising +  and erect +
pubescent +  and glabrous +
ovoid +  and variable +
18 cm180 mm <br />0.18 m <br /> (?) +
yellowish +  and bluish green +
36 cm360 mm <br />0.36 m <br /> (128 cm1,280 mm <br />1.28 m <br />) +
1.6 cm16 mm <br />0.016 m <br /> (7 cm70 mm <br />0.07 m <br />) +
long-lived +  and annual +
light-brown +
denticulate +  and entire +
6-lobed +
1.3 cm13 mm <br />0.013 m <br /> (?) +  and 3.3 cm33 mm <br />0.033 m <br /> (?) +
not +  and articulate +
0.3 cm3 mm <br />0.003 m <br /> (?) +
semisucculent +
Flowering mid winter–spring. +
1.5 cm15 mm <br />0.015 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
oblong-cylindrical +  and obovoid +
0.5 cm5 mm <br />0.005 m <br /> (?) +  and 1 cm10 mm <br />0.01 m <br /> (?) +
Rev. Hort., +
0 cm0 mm <br />0 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
ovate +, obovate +, round +  and flattened +
1mm +  and 5mm +
exserted +  and included +
2-5-branched +
14 cm140 mm <br />0.14 m <br /> (?) +  and 15 cm150 mm <br />0.15 m <br /> (?) +
aboveground +  and subterranean +
1 +  and 8 +
white;pale green +
1 +  and 3 +
list +  and count +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
white +  and dark green +
exserted +  and included +
0.2 cm2 mm <br />0.002 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Yucca argospatha +, Yucca aspera +, Yucca baccata var. australis +, Yucca baccata var. macrocarpa +, Yucca canaliculata +, Yucca canaliculata var. pendula +, Yucca crassifila +, Yucca torreyi +, Yucca treculeana var. succulenta +  and Yucca undulata +
Yucca treculeana +
species +
tinged with purple;cream-colored +
distinct +
2.7cm +  and 8.1cm +
1cm;3.4cm +
branching +, subscapose +, caulescent +  and acaulescent +
aboveground +  and subterranean +
polygamodioecious +, dioecious +, monoecious +, polycarpic +  and monocarpic +
small;gigantic +
petal-like +