Tradescantia subacaulis

Bush

14:185. 1904.

Endemic
Treatment appears in FNA Volume 22.

Herbs, erect or ascending, rarely rooting at nodes. Roots thick, brownish-tomentose. Stems spreading, diffusely branched, particularly at base, 10–30 cm, arachnoid-villous or rarely nearly glabrescent. Leaves relatively lax and flaccid; blade deep green, linear-lanceolate, 10–18 × 0.5–1.5 cm (distal leaf-blades equal to or narrower than sheaths when sheaths opened, flattened), ± arachnoid-villous as on stems. Inflorescences terminal, solitary, often with axillary, pedunculate inflorescences from distal nodes; bracts foliaceous, similar to leaves in form, ± arachnoid-villous. Flowers violet-scented; distinctly pedicillate; pedicels 2–3 cm, puberulent or pilose with mixed glandular, eglandular hairs; sepals green or suffused with rose or purple, 7–8 mm, pubescent with mixture of glandular, eglandular hairs; petals distinct, bright blue, broadly ovate, not clawed, 13–14 mm; stamens free; filaments bearded. Capsules 5–6 mm. Seeds 2–3 mm; hilum as long as seed. 2n = 12.


Phenology: Flowering spring (Mar–Jun).
Habitat: Sandy soil

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Tradescantia subacaulis"
Robert B. Faden +
petiolate +  and sessile +
10 cm100 mm <br />0.1 m <br /> (18 cm180 mm <br />0.18 m <br />) +
arachnoid-villous +
linear-lanceolate +
succulent +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
arachnoid-villous +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
umbel-like +
violet-scented +
Sandy soil +
2-ranked +  and arranged +
cauline +  and basal +
differentiated +
pilose +  and puberulent +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
bright blue +
distinct +
not clawed +  and ovate +
unequal +
1.3 cm13 mm <br />0.013 m <br /> (?) +  and 1.4 cm14 mm <br />0.014 m <br /> (?) +
Flowering spring (Mar–Jun). +
brownish-tomentose +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
, +, suffused with rose or suffused with purple +  and green +
distinct +
subequal +
0.7 cm7 mm <br />0.007 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
staminodial +
glabrescent +  and arachnoid-villous +
10 cm100 mm <br />0.1 m <br /> (30 cm300 mm <br />0.3 m <br />) +
not +  and enlarged +
slender +
Rhoeo +, Setcreasea +  and Zebrina +
Tradescantia subacaulis +
Tradescantia +
species +
ascending +  and erect +