Peperomia macrostachya

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Peperomia macrostachya

Content

<<Inflorescences>Peduncle>Length

to 1.5(-3) cm long1
1. 004-003-001

<<Inflorescences>Spikes>Length

to 30 cm long2
2. 004-004-001

<<Leaves>Blade>Apex

apex acute or acuminate,3
3. 003-002-004

<<Leaves>Blade>Base

base rounded or cordulate or acutish, glabrous or slightly pubescent, a waxy exudate like small scales or stars is usually present on upper surface;4
4. 003-002-005

<<Leaves>Blade>Dimensions

4-11 x 1.5-6 cm5
5. 003-002-003

<<Leaves>Blade>Shape

narrowly elliptic to ovate6
6. 003-002-002

<<Leaves>Blade>Texture

fleshy-coriaceous or subcoriaceous7
7. 003-002-001

<<Leaves>Petiole>Length

0.5-2 cm long8
8. 003-001-001

<Fruits>Apex

apex obliquely scutellate with subapical stigma.9
9. 005-001

<Inflorescences>Floral bracts

floral bracts rounded, dentate or fimbriate, glandular.10
10. 004-005

<Inflorescences>Growth form

pendent11
11. 004-002

<Inflorescences>Peduncle

peduncle not slender, , glabrous or minutely pubescent or papillose, red or brown;12
12. 004-003

<Inflorescences>Position

terminal13
13. 004-001

<Inflorescences>Spikes

spike , yellow to green, densely flowered;14
14. 004-004

<Leaves>Blade

blade , , , more or less ciliate,15
15. 003-002

<Leaves>Petiole

petiole , glabrous, ciliate or puberulent, reddish;16
16. 003-001

<Leaves>Veins

venation obsolete, 7-9-pli-veined.17
17. 003-003

<Stems>Length

to 100 cm long18
18. 002-001

Common Name

English (Guyana): kararafaru, kararafarumafartaino, kutumi

Description

Epiphytic herb, often growing on ants' nests, creeping or hanging and rooting at nodes. Stem glabrous, to 100 cm long, green or green with red nodes. Leaves alternate, basely attached; petiole 0.5-2 cm long, glabrous, ciliate or puberulent, reddish; blade fleshy-coriaceous or subcoriaceous, narrowly elliptic to ovate, 4-11 x 1.5-6 cm, more or less ciliate, apex acute or acuminate, base rounded or cordulate or acutish, glabrous or slightly pubescent, a waxy exudate like small scales or stars is usually present on upper surface; venation obsolete, 7-9-pli-veined. Inflorescence terminal, pendent, few together; peduncle not slender, to 1.5(-3) cm long, glabrous or minutely pubescent or papillose, red or brown; spike to 30 cm long, yellow to green, densely flowered; floral bracts rounded, dentate or fimbriate, glandular. Fruits basely attached, cylindrical, verruculose, brown, apex obliquely scutellate with subapical stigma.

Distribution

C and northern S America present, Northern America, Southern America: Peru (Peru present)
Mexico, C and northern S America, to Brazil and Peru; over 250 collections studied (GU: 103; SU: 52; FG: 105).

Fruits

Fruits basely attached, cylindrical, verruculose, brown,19
19. 005

Habit

Epiphytic herb, often growing on ants' nests, creeping or hanging and rooting at nodes.20
20. 001

Individuals Association

Suriname, Oelemari R., Wessels Boer 987 Suriname, Coronie Distr., Jenny-Coronie, LBB 15130 Roche Forteresse, Roche Koutou, de Granville et al. 9560 Kapiri Cr., Basin de l’Approuague, Cremers et al. 11529 Guyana, Marudi Mts., Stoffers & Görts-van Rijn et al. 246 Guyana, Essequibo R., Tiger Cr., Sandwith 1180

Inflorescences

Inflorescence , , few together;21
21. 004

Leaves

Leaves alternate, basely attached;22
22. 003

Notes

The differences between P. elongata and its varieties and P. macrostachya are in my opinion too little to separate the species. I agree with Burger (1971: 49), who said that they all belong to one, diverse, wide ranging species (complex).

Stems

Stem glabrous, , green or green with red nodes.23
23. 002