Rhododendron minus var. chapmanii

(Alph. Wood) Gandhi & Zarucchi

Harvard Pap. Bot. 14: 1. 2009 ,.

Common names: Chapman’s rhododendron
EndemicConservation concern
Basionyms: Rhododendron punctatum var. chapmanii Alph. Wood Amer. Bot. Fl., 204. 1870
Synonyms: Rhododendron chapmanii (Alph. Wood) A. Gray
Treatment appears in FNA Volume 8. Treatment on page 461.

Shrubs open, branches usually rigidly erect-ascending. Leaves: petiole 2–6 (–7) mm; blade 1.5–6.5 × 1–3 cm, apex obtuse to rounded (rarely notched or acute), secondary-veins often depressed. Corollas 23–37 mm.


Phenology: Flowering early spring.
Habitat: Seasonally wet, pine flatwoods, borders of evergreen shrub bogs or bays, transition zone between branch bays and pine ridges
Elevation: 0-50 m

Discussion

Of conservation concern.

Selected References

None.

Lower Taxa

None.

8 cm80 mm <br />0.08 m <br /> (13 cm130 mm <br />0.13 m <br />) +
3.5 cm35 mm <br />0.035 m <br /> (5.5 cm55 mm <br />0.055 m <br />) +
5 cm50 mm <br />0.05 m <br /> (8 cm80 mm <br />0.08 m <br />) +
Obtuse (?) +  and Rounded (?) +
coriaceous +
thick;2cm;3.5cm +
Walter S. Judd +  and Kathleen A. Kron +
(Alph. Wood) Gandhi & Zarucchi +
smooth +  and vertically furrowed +
not flaky +
Rhododendron punctatum var. chapmanii +
1.5 cm15 mm <br />0.015 m <br /> (6.5 cm65 mm <br />0.065 m <br />) +
acicular;plane +
coriaceous;membranous +
1cm;3cm +
scale-like +
erect-ascending +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
0.29 cm2.9 mm <br />0.0029 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Chapman’s rhododendron +
white +, pale-pink +  and dark +
rotate to crateriform campanulate cylindric globose or urceolate +
2.3 cm23 mm <br />0.023 m <br /> (3.7 cm37 mm <br />0.037 m <br />) +
0-50 m +
undifferentiated +
fusiform +
unicellular-hairy +  and ferruginous-lepidote +
pendulous +  and erect +
usually ovoid;cylindric +
Seasonally wet, pine flatwoods, borders of evergreen shrub bogs or bays, transition zone between branch bays and pine ridges +
multicellular +
terminal +  and axillary +
development +
persistent +
fragrant +
8mm +  and 19mm +
8 cm80 mm <br />0.08 m <br /> (13 cm130 mm <br />0.13 m <br />) +
3.5 cm35 mm <br />0.035 m <br /> (5.5 cm55 mm <br />0.055 m <br />) +
acuminate or obtuse;rounded +
thick;2cm;3.5cm +
parietal +, axile +  and placentation +
tenuinucellate +  and unitegmic +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
scale-like +
reduced +
not sticky +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
unicellular-hairy +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Flowering early spring. +
4-5-carpellate +
Harvard Pap. Bot. +
peltate +, glandular-peltate +  and multicellular +
ferruginous +  and ferrugineous +
broad-rimmed +
distinct +
tailed +, flattened-ellipsoidal +  and fusiform +
Endemic +  and Conservation concern +
included +  and slightly exserted +
unequal +
procumbent +  and prostrate +
creeping +  and sprawling +
peltate +  and capitate +
straight +
Rhododendron chapmanii +
Rhododendron minus var. chapmanii +
Rhododendron minus +
variety +
expanding +
0.8 cm8 mm <br />0.008 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
glabrous +  and hairy +
campanulate +
1.5 cm15 mm <br />0.015 m <br /> (3.7 cm37 mm <br />0.037 m <br />) +
evergreen +, deciduous +  and perennial +
heterotrophic +, autotrophic +  and mycotrophic +