Hexastylis lewisii

(Fernald) H. L. Blomquist & Oosting

Spring Fl. Piedmont, 50. 1940.

Endemic
Basionym: Asarum lewisii Fernald Rhodora 45: 398. 1943
Synonyms: Hexastylis pilosiflora H. L. Blomquist
Treatment appears in FNA Volume 3.

Rhizomes dimorphic: internodes of flowering rhizomes short, leaves crowded at rhizome apex; internodes of sterile rhizomes often long, leaves scattered along length of rhizome. Leaf-blade variegate, triangular-cordate, cordate, or orbiculate-cordate. Flowers: calyx-tube cylindric-campanulate to urceolate-campanulate, sometimes with prominent transverse ridge just above middle, 14-20 × 16-22 mm, inner surface longitudinally ridged, without reticulations, lobes spreading, 8-15 × 10-15 mm, adaxially pilose; stamen connective extending beyond pollen-sacs; ovary superior; ovules 10 per locule; style notched at apex. 2n = 26.


Phenology: Flowering spring (Apr–May).
Habitat: Upland and lowland (floodplain) forests, sometimes found along shores of Carolina bays
Elevation: 0-200 m

Distribution

Loading map...
Created with Raphaël 2.2.0
V3 1020-distribution-map.gif

N.C., Va.

Discussion

Hexastylis lewisii resembles H. shuttleworthii in its calyx shape, the presence of elongate rhizomes, and the late flowering time.

Selected References

None.

Lower Taxa

None.

"broad" is not a number."connate" is not a number.

... more about "Hexastylis lewisii"
Alan T. Whittemore +  and L.L. Gaddy +
- Fernald H. L. Blomquist & Oosting +
Asarum lewisii +
triangular +
1.4 cm14 mm <br />0.014 m <br /> - 2 cm20 mm <br />0.02 m <br /> +
cylindric-campanulate;urceolate-campanulate +
1.6 cm16 mm <br />0.016 m <br /> - 2.2 cm22 mm <br />0.022 m <br /> +
merous +  and petaloid +
tubular +
enlarged +
fan--shaped +
N.C. +  and Va. +
0-200 m +
sessile +  and petiolate +
indehiscent +  and loculicidal +
Upland and lowland - floodplain forests, sometimes found along shores of Carolina bays +
axillary +  and terminal +
orbiculate-cordate;cordate;orbiculate-cordate;cordate;triangular-cordate +
leathery;membranous +
petiolate +  and simple +
scattered +  and crowded +
1 cm10 mm <br />0.01 m <br /> - 1.5 cm15 mm <br />0.015 m <br /> +
parietal +, axile +  and placentation +
Flowering spring - Apr–May. +
4-6-carpellate +
Spring Fl. Piedmont, +
weak;strong +
distinct +
notched +
Hexastylis pilosiflora +
differentiated +
Hexastylis lewisii +
Hexastylis +
species +
differentiated +
evergreen +  and perennial +