Piper rupununianum

Description

Shrub or tree, 1-2 m tall. Stem glabrous or may be sparsely appressed-pubescent. Petiole 0.3-0.6 cm long, glabrous, vaginate usually at base; blade not glandular-dotted, narrowly elliptic or narrowly elliptic-oblong, 14-20 x 5-7 cm, apex long-acuminate, base equal or almost equally attached to petiole, acute, glabrous; pinnately veined, secondary veins 3-4 per side, originating from lower 1/2 to lower 2/3 of primary vein, ascending at an angle of 45-60Âș, plane above, prominulous below, tertiary veins widely reticulate. Inflorescence erect or pendent; peduncle 1-1.5(-3) cm long; spike 5-9 cm long, apiculate; floral bracts densely marginally fringed. Fruits trigonous to obpyramidal, glabrous, glandular, green, stigmas 3, minute, sessile.

Distribution

French Guiana: present Guyana, Republic of: present Southern America:, Venezuela (Venezuela present)
Venezuela, Guyana and French Guiana; 31 collections studied (GU: 25; FG: 6).

Synonymy

Piper rupununianum Trel. & Yunck., Piperac. N. South Amer.: f. 268. 1950 sec. C.A. Todzia & al. 2006
    • Isotype: Guyana, Tumatumari, Gleason 107 (US).
    • Isotype: Guyana, Tumatumari, Gleason 107.
    • Holotype: Guyana, Tumatumari, Gleason 107.

Images

Specimens

CountryDateCollector + collecting numberHerbariaTypeScanDerivatives
Guyana, Republic ofBartlett 8408
Citation: Guyana, Republic of, Bartica, Bartlett 8408.

Guyana, Republic ofTutin 318
Citation: Guyana, Republic of, Cuyuni R., Tutin 318.

Guyana, Republic ofHahn 4300
Citation: Guyana, Republic of, Potaro-Siparuni region, Mt. Kopinang, Hahn 4300.

Gleason 107US
Citation: Guyana, Tumatumari, Gleason 107.

Specimen summary: Guyana, Tumatumari, Gleason 107.
Isotype of Piper rupununianum Trel. & Yunck.
Holotype of Piper rupununianum Trel. & Yunck.

Specimen summary: US
Isotype of Piper rupununianum Trel. & Yunck.

herb. Sagot s.n.
Citation: herb. Sagot s.n.

de Granville et al. 13225
Citation: Trinité Mts., de Granville et al. 13225.