Tachia guianensis

Description

Shrub or small tree, up to 5 m high, branched. Branches 0.3-0.5 cm in diam., terete (sometimes slightly ridged), not winged; internodes (4-)5-9(-10) cm long. Leaves petiolate, arranged along stem; petiole 0.5-2 cm long; blade thin-membranaceous, elliptic to oblong-elliptic, 8.8-22 x 3.9-9.5 cm, margin flat, apex acuminate, base attenuate. Inflorescence 1-2-flowered. Calyx orange, 26-40 x 6-7 mm, lobes ovate, 8-14 x 3-4 mm, margin membranaceous, apex acute; corolla yellow, salver-shaped, 60-77 mm long, 9-11 mm wide at mouth, lobes ovate, 9-13 mm long, twisted lengthwise at anthesis, apex acute; stamens exserted from corolla mouth, filaments 41-45 mm long, straight, anthers cream-colored or white, elliptic, 3-4 mm long, straight after anthesis; pollen exine reticulate; pistil 56-63 mm long, ovary 8.5 mm long, style ca. 52 mm long, stigma lobes 3-4 x 1.5-2 mm. Fruit erect, green, yellow to orange and brown, elliptic, 35-43 x 5-6 mm; seeds not seen.

Distribution

Brazilian Amazon: present Guianas: present present
The Guianas and Brazilian Amazon; 41 collections studied, all from the Guianas (GU: 28; SU: 4; FG: 9).

Common Name

English (Guyana, Republic of): alawai, guianan tachia, karakalidan, loaro-ek, wara-ek

Phenology

Flowering specimens collected in , fruiting specimens in .

Citation

Aubl. - in Hist. Pl. Guiane. 1775: tab. 29

Notes

Flowers are frequented by several species of hummingbirds (Whitton 17, 24-VII-1959, Potaro R. near Amatuk, Guyana).

Synonymy

Tachia guianensis Aubl. in Hist. Pl. Guiane 1: 75. 1775 sec. JEANETTE ALLOGIO, LAURA COBB, JASON R. GRANT & al., 2012

    Images

    Specimens

    CountryDateCollector + collecting numberHerbariaTypeScanDerivatives
    Guyana, Republic ofSandwith 1111F, P, L, K, NY
    Citation: Guyana, Republic of, Bartica-Potaro Rd., Sandwith 1111.

    Specimen summary: NY

    Specimen summary: P

    Specimen summary: K

    Specimen summary: F

    Specimen summary: L

    Guyana, Republic ofHenkel et al. 2220L
    Citation: Guyana, Republic of, Potaro-Siparuni Region, Kaieteur Gorge, Henkel et al. 2220.

    Specimen summary: L

    Mori et al. 23439L, NY
    Citation: Sinnamary R., between Cr. Plomb & Cr. Tigre, Mori et al. 23439.

    Specimen summary: NY

    Specimen summary: L

    Lescure 236L, CAY, NY
    Citation: Sinnamary R., Petit Saut, Lescure 236.

    Specimen summary: CAY

    Specimen summary: L

    Specimen summary: NY

    Suriname, Republic ofMaguire 24611F, L, US, NY
    Citation: Suriname, Republic of, Arrowhead Basin, Tafelberg, Maguire 24611.

    Specimen summary: NY

    Specimen summary: L

    Specimen summary: US

    Specimen summary: F

    Suriname, Republic ofWessels-Boer 1540L, NY
    Citation: Suriname, Republic of, between Tafelberg and Saramacca R., Wessels-Boer 1540.

    Specimen summary: L

    Specimen summary: NY