Achyranthes splendens var. rotundata

Hillebr. (1888)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-CoreEudicot Order: Caryophyllales Family: Amaranthaceae Genus: Achyranthes

Description

Key Characters:

Growth Form: Shrubs 0.5–2 m tall.

Stems: Stems erect to decumbent.

Roots:

Leaves: Leaves simple. Opposite. Blades obovate, 2–12 cm long, 1.5–7.3 cm wide. Apex rounded. Surfaces densely white strigose, epidermis usually obscured, especially lower surface, the hairs sometimes spreading, 0.5–1.5 mm long. "Silvery on both surfaces" Hillebrand 1888. Margins usually entire or nearly so. Petiolate. Stipules absent.

Flowers: Flowers in spikes congested, 3–25 cm long, the rachis densely white pubescent or tomentose, 1.5–2.5(–3) mm in diameter, the hairs spreading to appressed, 0.5–2 mm long. peduncles 0.6–3.4 cm long. sepals subtended by a lanceolate, spine–tipped bract 3–6 mm long, bracteoles 3.5–5.0 mm long, spine–tipped. Flowers bisexual (perfect). Calyx of 5 sepals, sepals subequal, 6.5–8(–9) mm long apex acute. Corolla (petals) absent. Stamens 2–5, connate at base; anthers dithecal. Ovary superior; ovule 1; style slender; stigma capitate.

Fruit: Utricles 1.5–3 mm long. Seeds 1 per fruit; the surface usually lustrous; endosperm essentially absent.

Ploidy: 2n = 76*; 78*

Habitat: Scattered in low elevation; open; dry forest remnants and open thickets; on talus or rocky slopes; and on coralline plains.

Elevation Range: 0–30(–500) m.

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Kaua'i Only found in cultivation
O'ahu Endemic
Molokai Endemic
Lana'i Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Fl. Hawaiian Isl.: 371 (1888)

Other References

Wagner et al. 1990:182 (O, Mo, L); Staples & Herbst 2005:99 (KEY), 103 (DESCR)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date