Abronia macrocarpa

L. A. Galloway

Brittonia 24: 148, fig. 1. 1972. 1972

Common names: Large-fruited sand-verb ena
IllustratedEndemicConservation concern
Treatment appears in FNA Volume 4. Treatment on page 63. Mentioned on page 62, 64.

Plants perennial. Stems ascending to semierect, slightly to moderately branched, elongate, glandular-pubescent to viscid. Leaves: petiole 0.5–4 cm; blade ovate to elliptic, 2–5 × 1.5–3.5 cm, margins entire or occasionally ± repand and slightly undulate, surfaces glandular-puberulent. Inflorescences: peduncle longer than subtending petiole; bracts ovate to elliptic, 7–13 × 4–6 mm, papery, glandular-pubescent; flowers 20–75. Perianth: tube pink to magenta, 18–32 mm, limb magenta, 8–10 mm diam. Fruits broadly turbinate or cordate in profile, 8–15 × 6–12 mm, 0.7–2 times as long as wide, scarious, with a low, conic, inconspicuous beak at apex; wings 5, often twisted, usually smooth, occasionally rugose, not reticulate veined at apex, without cavities.


Phenology: Flowering spring, opportunistically after summer rains.
Habitat: Sand dunes
Elevation: 100 m

Discussion

Of conservation concern.

Abronia macrocarpa is on the United States endangered species list; and it is in the Center for Plant Conservation’s National Collection of Endangered Plants.

Selected References

None.

Lower Taxa

None.

... more about "Abronia macrocarpa"
Leo A. Galloway +
L. A. Galloway +
glutinous +
unequal +
woody +, leathery +  and fleshy +
inconspicuous +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
ovate;elliptic +
succulent +
1.5cm;3.5cm +
persistent +
distinct +
0.7 cm7 mm <br />0.007 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
glandular-pubescent +
ovate +  and elliptic +
not accrescent +
0.4 cm4 mm <br />0.004 m <br /> (?) +  and 0.6 cm6 mm <br />0.006 m <br /> (?) +
corollalike +  and petaloid +
Large-fruited sand-verb ena +
flattened +  and dilated +
curved +  and straight +
inconspicuous +  and showy +
20 +  and 75 +
chasmogamous +  and bisexual +
not +  and winged +
0.8 cm8 mm <br />0.008 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
glabrate +  and viscid puberulent +
0.6 cm6 mm <br />0.006 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Sand dunes +
cauline +  and basal +
unequal +
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
5-lobed +
pubescent +  and glabrous +
undulate +, repand +  and entire +
expanded +
salverform +
constricted +
0.5 cm5 mm <br />0.005 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Flowering spring, opportunistically after summer rains. +
slightly rounded;conic +
thick +  and thin +
fibrous;fleshy +
membranaceous +
ribbed +, 10-ribbed +  and 5-ribbed +
pubescent +, glabrous +  and warty +
Illustrated +, Endemic +  and Conservation concern +
ascending +  and semierect +
elongate +
fusiform +  and linear +
filiform +
rugose +  and smooth +
glandular-puberulent +
Tricratus +
slender +  and stout +
Abronia macrocarpa +
species +
gland-tipped +
pink;magenta +
1.8 cm18 mm <br />0.018 m <br /> (3.2 cm32 mm <br />0.032 m <br />) +
veined +  and twisted +