Piper insipiens

Description

Shrub, subshrub or treelet, may be somewhat scandent, to 2 m tall. Stem, petiole and peduncle and even primary vein below maybe reddish (brown), or yellowish, glabrous. Stipules may be persistent, ca. 2 cm long, glabrous. Petiole 0.3-2.5 cm long, vaginate to apex; blade fleshy, drying membranous, discolorous often drying yellowish, conspicuously dark-glandular-dotted, elliptic, ovate, elliptic-oblong or rhombic, 13-23 x 4-8.5 cm, apex (long-)acuminate, base equal or unequally attached to petiole difference up to 0.5 cm, acute, cuneate or obtusish, glabrous above, glabrous often minutely crisp-pubescent below especially on veins; pinnately veined, secondary veins 4-6 per side, originating from lower 1/2 or 2/3 of primary vein, plane above, prominulous to prominent below, tertiary veins widely reticulate, areoles almost rectangular. Inflorescence erect; peduncle slender, 1-3.5 cm long; spike 7-13 cm long, white, yellowish or greyish-green, apiculate; rachis papillose; floral bracts triangular, densely marginally fringed. Infructescence green, erect or pendent; fruits trigonous, glabrous, yellowish to green, stigmas 3, short, sessile.

Distribution

Guianas: present
The Guianas; ca. 85 collections studied (GU: 35; SU: 1; FG: 48).

Synonymy

Piper insipiens Trel. & Yunck., Piperac. N. South Amer.: 224. 1950 sec. C.A. Todzia & al. 2006
  • Artanthe glabella Miq., Syst. Piperac.: 518. 1844
  • Piper glabellum (Miq.) C. DC. in A. DC., Prodr. 16: 312. 1869
    • Holotype: Poiteau s.n.
    • Isotype: Poiteau s.n.
    • Isotype: Poiteau s.n. (U).

Images

Specimens

CountryDateCollector + collecting numberHerbariaTypeScanDerivatives
Guyana, Republic ofPipoly 8208
Citation: Guyana, Republic of, Barima-Waini region, Pipoly 8208.

Guyana, Republic ofHahn 5334
Citation: Guyana, Republic of, Cuyuni-Mazaruni region, Hahn 5334.

Cremers et al. 9328
Citation: Kaw Mts., Cremers et al. 9328.

Poiteau s.n.U
Citation: Poiteau s.n.

Specimen summary: Poiteau s.n.
Isotype of Artanthe glabella Miq. Piper insipiens Trel. & Yunck. Piper glabellum (Miq.) C. DC.
Holotype of Artanthe glabella Miq. Piper insipiens Trel. & Yunck. Piper glabellum (Miq.) C. DC.

Specimen summary: U
Isotype of Artanthe glabella Miq. Piper insipiens Trel. & Yunck. Piper glabellum (Miq.) C. DC.

Hoff 6707
Citation: Sinnamary R. basin, saut Dalles, Hoff 6707.

Suriname, Republic ofDaniëls & Jonker 1056
Citation: Suriname, Republic of, Emma range, Daniëls & Jonker 1056.

de Granville et al. 6561
Citation: Trinité Mts., de Granville et al. 6561.