Nolina interrata

Gentry

Madroño 8: 181, fig. 1, plate 19. 1946.

Common names: Dehesa beargrass
Conservation concern
Treatment appears in FNA Volume 26. Treatment on page 420. Mentioned on page 416.

Plants acaulescent; rosettes from branching, horizontal, subterranean caudices from lignotubers. Leaf-blades 30–150 cm × 12–35 mm, glaucous; bases 15–70 mm wide; margins serrulate. Scape 0.7–9 dm, 5–18 mm diam. Inflorescences compound paniculate, branched distally, 5–11 dm × 10–50 cm; bracts persistent, 2–15 cm; bractlets laciniate. Flowers: tepals 2–3.5 mm; fertile stamens: anthers 1.1–1.7 mm; pedicel erect, proximal to joint 1–2 (–4.5) mm, distal to joint 1–2 mm. Capsules thin-walled, 7–12 × 9–15 mm, notched basally and apically. Seeds bursting ovary walls, 4–6 × 3–4 mm.


Phenology: Flowering early spring–early summer.
Habitat: Rocky hillsides of chaparral
Elevation: 200–700 m

Distribution

V26 862-distribution-map.jpg

Calif., Mexico (Baja California)

Discussion

Of conservation concern.

Nolina interrata is very rare and is listed by the U.S. Fish and Wildlife Service as rare and endangered. Its habitat is threatened by development.

Selected References

None.

Lower Taxa

None.

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

... more about "Nolina interrata"
longitudinal +
0.11 cm1.1 mm <br />0.0011 m <br /> (0.17 cm1.7 mm <br />0.0017 m <br />) +
glandular-pubescent +  and glandular +
William J. Hess +
Gentry +
expanding +
15mm;70mm +
elliptic +, ovate +, oblanceolate +, lanceolate +  and linear +
fibrous +  and not rigid +
persistent +
reflexed +, erect +  and ascending +
scale-like +
2 cm20 mm <br />0.02 m <br /> (15 cm150 mm <br />0.15 m <br />) +
laciniate +
0.7 cm7 mm <br />0.007 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.9 cm9 mm <br />0.009 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
subterranean +
Dehesa beargrass +
Calif. +  and Mexico (Baja California) +
200–700 m +
pubescent +  and glabrous +
broadened +
staminate +  and pistillate +
firm-walled +, thin-walled +  and capsular +
rounded +, notched +, inflated +  and 3-lobed +
fleshy +  and dry +
Rocky hillsides of chaparral +
branched +  and compound +
10 cm100 mm <br />0.1 m <br /> (50 cm500 mm <br />0.5 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
30 cm300 mm <br />0.3 m <br /> (150 cm1,500 mm <br />1.5 m <br />) +
pseudopetiolate +, sessile +  and simple +
long-lived +  and annual +
denticulate +
cylindrical +, ovoid +  and 3-angled +
semisucculent +
Flowering early spring–early summer. +
reduced +
few-to-many +
0.5 cm5 mm <br />0.005 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
turgid +  and globose +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Conservation concern +
exserted +  and included +
aboveground +  and subterranean +
3 +  and 1 +
list +  and count +
exserted +  and included +
Nolina interrata +
species +
white;cream or tan +
connate +  and distinct +
0.2 cm2 mm <br />0.002 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
polygamodioecious +, dioecious +, monoecious +, polycarpic +  and monocarpic +
small;gigantic +
petal-like +