Piper coruscans

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Piper coruscans

<<Inflorescences>Peduncle>Length

0.5-1(-2.5) cm long1
1. 005-002-001

<<Inflorescences>Spikes>Length

8-11 cm long2
2. 005-003-001

<<Infructescences>Fruits>Stigma

stigmas 3, sessile.3
3. 006-001-002

<<Infructescences>Fruits>Width

0.8-1 mm wide4
4. 006-001-001

<<Petiole>Blade>Apex

apex long-acuminate,5
5. 004-002-004

<<Petiole>Blade>Base

base equal or almost equally attached to petiole, truncate, rounded or cordulate, glabrous above or primary vein somewhat appressed-pubescent, veins appressed-pubescent below;6
6. 004-002-005

<<Petiole>Blade>Dimensions

11-24 x 6-13 cm7
7. 004-002-003

<<Petiole>Blade>Shape

broadly ovate to ovate, or even suborbiculate8
8. 004-002-002

<<Petiole>Blade>Texture

firmly membranous9
9. 004-002-001

<Habit>Height

to 1-3 m tall10
10. 001-001

<Inflorescences>Floral bracts

floral bracts rounded to trigonous, densely marginally fringed.11
11. 005-004

<Inflorescences>Growth form

erect12
12. 005-001

<Inflorescences>Peduncle

peduncle , glabrous;13
13. 005-002

<Inflorescences>Spikes

spike , white, apiculate;14
14. 005-003

<Infructescences>Fruits

fruits obovoid or somewhat angular, depressed at apex, , glabrous, green,15
15. 006-001

<Petiole>Blade

blade , often drying yellowish or greyish green, not scabrous, not conspicuously glandular-dotted below, , ,16
16. 004-002

<Petiole>Length

2-3.2(-6.5) cm long17
17. 004-001

<Petiole>Veins

pinnately veined, secondary veins 4-7 per side, originating from lower 1/2 or lower 2/3 of primary vein, ascending at an angle of 40-45º, plane to impressed above, prominent below, tertiary veins obsoletely transverse.18
18. 004-003

Description

Shrub or subshrub to 1-3 m tall. Stem glabrescent. Stipules about as long as petiole. Petiole 2-3.2(-6.5) cm long, glabrous or sparsely pubescent, vaginate to apex; blade firmly membranous, often drying yellowish or greyish green, not scabrous, not conspicuously glandular-dotted below, broadly ovate to ovate, or even suborbiculate, 11-24 x 6-13 cm, apex long-acuminate, base equal or almost equally attached to petiole, truncate, rounded or cordulate, glabrous above or primary vein somewhat appressed-pubescent, veins appressed-pubescent below; pinnately veined, secondary veins 4-7 per side, originating from lower 1/2 or lower 2/3 of primary vein, ascending at an angle of 40-45º, plane to impressed above, prominent below, tertiary veins obsoletely transverse. Inflorescence erect; peduncle 0.5-1(-2.5) cm long, glabrous; spike 8-11 cm long, white, apiculate; floral bracts rounded to trigonous, densely marginally fringed. Infructescence erect, green; fruits obovoid or somewhat angular, depressed at apex, 0.8-1 mm wide, glabrous, green, stigmas 3, sessile.

Distribution

French Guiana? present, Guyana present, Southern America: Bolivia (Bolivia present); Colombia (Colombia present); Ecuador (Ecuador present); Venezuela (Venezuela present), W Brazil present
Colombia, Venezuela, Guyana, French Guiana? and W Brazil, Ecuador, Bolivia; 15 collections studied (GU: 10; FG: 1).

Habit

Shrub or subshrub .19
19. 001

Individuals Association

Guyana, Barima-Waini region, Barima R. head water in small rapid, Pipoly 8277 Guyana, Cuyuni-Mazaruni region, along Koatse R., Pipoly 10784 Saül, Görts et al. 62 Guyana, Tenapu Cr., E of Arakaka, Pipoly 8102

Inflorescences

Inflorescence ;20
20. 005

Infructescences

Infructescence erect, green;21
21. 006

Notes

For distinguishing characters between Piper coruscans, P. glabrescens and P. perstipulare, see note to the latter species.

Petiole

Petiole , glabrous or sparsely pubescent, vaginate to apex;22
22. 004

Stems

Stem glabrescent.23
23. 002

Stipules

Stipules about as long as petiole.24
24. 003