Hexastylis speciosa

R. M. Harper

Torreya 24: 79-80. 1924.

Conservation concernEndemic
Synonyms: Asarum speciosum (R. M. Harper) Barringer
Treatment appears in FNA Volume 3.
Revision as of 07:31, 30 July 2020 by imported>Volume Importer
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Rhizomes: internodes short, leaves crowded at rhizome apex. Leaf-blade variegate or not, triangular to broadly triangular, subhastate. Flowers: calyx-tube abruptly contracted near middle, proximally narrowly cupshaped, distally broadly cylindric, 10-20 × 10-20 mm, inner surface with well-developed reticulations, lobes spreading, 4-8 × 6-8 mm, adaxially puberulent; stamen connective extending slightly beyond pollen-sacs; ovary ca. 1/3-inferior; ovules ca. 6 per locule; style 2-cleft to stigma. 2n = 26.


Phenology: Flowering spring (April-May).
Habitat: Shaded sites, well-drained sandy loam in open pine-deciduous forests above acidic streams or bogs
Elevation: 70 m

Discussion

Of conservation concern.

Hexastylis speciosa is endemic to a small area north of Montgomery, Alabama.

Selected References

None.

Lower Taxa

None.

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

... more about "Hexastylis speciosa"
Alan T. Whittemore +  and L.L. Gaddy +
R. M. Harper +
triangular +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
cylindric;cup-shaped +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
merous +  and petaloid +
tubular +
enlarged +
fan--shaped +
sessile +  and petiolate +
indehiscent +  and loculicidal +
Shaded sites, well-drained sandy loam in open pine-deciduous forests above acidic streams or bogs +
axillary +  and terminal +
subhastate;triangular;broadly triangular +
leathery;membranous +
petiolate +  and simple +
puberulent +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
parietal +, axile +  and placentation +
inferior +  and superior +
Flowering spring (April-May). +
4-6-carpellate +
weak;strong +
Conservation concern +  and Endemic +
distinct +
Asarum speciosum +
differentiated +
Hexastylis speciosa +
Hexastylis +
species +
differentiated +
evergreen +  and perennial +