Abronia ammophila

Greene

Pittonia 4: 226. 1900. 1900

EndemicConservation concern
Basionyms: Abronia arenaria Rydberg Mem. New York Bot. Gard. 1: 137. 1900,
Treatment appears in FNA Volume 4. Treatment on page 67. Mentioned on page 62.

Plants perennial. Stems prostrate, much branched, forming loose mats, elongate, densely glandular-pubescent, viscid. Leaves: petiole 2–4.5 cm; blade elliptic-oblong to rhombic-ovate, 1–2.5 × 0.6–1.5 cm, margins entire to repand and ± undulate, surfaces glandular-puberulent. Inflorescences: peduncle longer than subtending petiole; bracts lanceolate to elliptic, 3–5 × 1–3 mm, papery, puberulent to glandular-pubescent; flowers 15–35. Perianth: tube greenish, 7–12 mm, limb greenish white, 4–6 mm diam. Fruits biturbinate, tapered at both ends, ± rhombic or fusiform in profile, 4–6 × 2.5–4.5 mm, indurate; wings reduced, appearing as 5 prominent lobes near middle of fruit; peripheral fruits not or only slightly distorted.


Phenology: Flowering summer–fall.
Habitat: Sandy soils, lake shores
Elevation: 2300-2500 m

Discussion

Of conservation concern.

Abronia ammophila is found on the beaches of Yellowstone Lake, Yellowstone National Park.

Selected References

None.

Lower Taxa

None.

... more about "Abronia ammophila"
Leo A. Galloway +
Greene +
glutinous +
unequal +
woody +, leathery +  and fleshy +
Abronia arenaria +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
elliptic-oblong;rhombic-ovate +
succulent +
0.6cm;1.5cm +
persistent +
distinct +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
puberulent;glandular-pubescent +
lanceolate +  and elliptic +
not accrescent +
0.1 cm1 mm <br />0.001 m <br /> (?) +  and 0.3 cm3 mm <br />0.003 m <br /> (?) +
corollalike +  and petaloid +
flattened +  and dilated +
2300-2500 m +
curved +  and straight +
inconspicuous +  and showy +
15 +  and 35 +
chasmogamous +  and bisexual +
not +  and winged +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
glabrate +  and viscid puberulent +
Fusiform (?) +, Rhombic (?) +, Tapered (?) +  and Biturbinate (?) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
Sandy soils, lake shores +
cauline +  and basal +
unequal +
greenish white +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
5-lobed +
pubescent +  and glabrous +
undulate +, entire +  and repand +
expanded +
salverform +
constricted +
2 cm20 mm <br />0.02 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
Flowering summer–fall. +
slightly rounded;conic +
thick +  and thin +
fibrous;fleshy +
membranaceous +
ribbed +, 10-ribbed +  and 5-ribbed +
pubescent +, glabrous +  and warty +
Endemic +  and Conservation concern +
prostrate +  and erect +
elongate +
fusiform +  and linear +
filiform +
rugose +  and smooth +
glandular-puberulent +
Tricratus +
slender +  and stout +
Abronia ammophila +
species +
gland-tipped +
0.7 cm7 mm <br />0.007 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
reduced +