Philodendron uliginosum Mayo
  • Kew Bull. 46: 666 (1991) 


Notes: Distribution: Brazil

General Description

STEM: erect, 35-150 cm tall, up to c. 5 cm diam., sometimes branching at base to form clumps; adventitious roots not seen above ground; internodes 0.5-5 mm long, greyish-brown; prophyll scars 0.3-1.4 cm long, glossy greyish brown; intravaginal squamules inconspicuous, sometimes persistent, often lacking, small, patent, 1.5-3.5 mm long, 0.5-1.7 mm broad at base, triangular, acuminate, distant, inconspicuous on older part of stem; foliage leaf scars 2-2.9 cm broad, 2-2.5 cm wide, broadly obovate, rhombic or transversely elliptic, greyish-brown becoming grey on older stem portion. LEAF: prophyll about 17 cm long; petiole 25 - 40 cm long, 0.5-0.7 cm diam. at apex, sulcate adaxially with ± sharply angled margins, rounded abaxially, sheath 3.5-11 cm long; leaf blade triangular- to ovate-sagittate, rarely subhastate, margins entire, rarely repand, overall length (18-)20-46(-53) cm, overall width (10-)15-26(-34) cm, upper surface dark to mid green, glossy, lower surface paler, duller; anterior division 18.5-30 cm long, 16-26 cm wide, apex subacute to acute, primary lateral veins (5-)6-7 per side, arising at angle of 30-80° to midrib, somewhat paler than blade on both surfaces, finest parallel veins paler than blade on upper surface; posterior divisions 6-16 cm long, 0.24-0.34 x overall blade length, 8.5- 13 cm wide, basal ribs denuded for (0.9-)1.8- 4 cm, tip acute to subacute, rounded at extremity, primary acroscopic veins (l-)2(-3), primary basiscopic veins 0-3. INFLORESCENCE: peduncle 7.5 - 17(-22) cm long; spathe 10.5-15.5(-16.5) cm long, ca. 3.5-5.5 cm diam. at middle, somewhat constricted, decurrent for 2.5-3.5 cm, at anthesis outer surface green becoming yellowish- or white-membranous at margins, inner surface creamy white; spadix 9.2-9.9(-11) cm long overall, fertile male zone (3.0-)3.5- 4 cm long, (1.3-)1.9 - 2 cm diam., subclavate, white, sterile male zone 3.3-5.5 cm long, (1.3 -)1.7-2 cm diam., cylindric, female zone 1.8-2.5 cm long, (1.0-)1.4 - 1.5 cm diam. near base, tapering upwards. FLOWERS: stamens 5-5.5 mm long, 0.6-1.2 mm diam. at apex, tapering slightly towards base; staminodes 4.2-5.1 mm long, 0.7-1.4 mm diam. at apex, tapering somewhat towards base, prismatic, truncate; gynoecium 3-4 mm long, ovary 15-2.2 mm diam., ± cylindric or barrel-shaped, locules 3-6, ovules 1 - 4(-5) per locule, inserted from near base to somewhat above middle of locule, ± distant, style body somewhat narrower than crown, raphides abundant around stylar canals and in ovary axis, compitum not penetrating ovary, style crown as broad as ovary, densely tanniniferous, lobes well-developed, central dome lacking, stylar canals entering locules subapically, stigma 1.5-2.7 mm diam., completely covering style lobes, ± lacking tannin hairs. INFRUCTESCENCE: berry many-seeded, 1.0-1.2 cm long, 0.6-0.9 cm diam., ± cylindric, white to beige, with delicious mango-like flavour, stigma remnant blackish; seed 2.8-3.5 mm long, 1.6-2 mm diam., ovoid.

Habitat

In flushes and marshes in open, upland grasslands ('campo'), in shade of gallery forests or gallery forest margins, along streams.

Distribution

Brazil.

Distribution Map

 
  • Native distribution
Specimens
Found in
  • Southern America Brazil Brazil North
  • Brazil Southeast
  • Brazil West-Central

  Bibliography

  • 1 Gomes Gonçalves, E. & Nadruz Coelho, M.A. (2009). Araceae. Flora dos estados de Goiás e Tocantins 39: 1-109. Universidade Federal de Goiás.
  • 2 Govaerts, R. & Frodin, D.G. (2002). World Checklist and Bibliography of Araceae (and Acoraceae): 1-560. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • 3 Gardens, K.""Royal Bot World Checklist of Selected Plant Families. (2008).
  • 4 Mayo, S.Joseph A revision of Philodendron subgenus Meconostigma (Araceae). Kew Bull. 46 (4), (1991).

 Information From

CATE Araceae
http://araceae.e-monocot.org
Haigh, A., Clark, B., Reynolds, L., Mayo, S.J., Croat, T.B., Lay, L., Boyce, P.C., Mora, M., Bogner, J., Sellaro, M., Wong, S.Y., Kostelac, C., Grayum, M.H., Keating, R.C., Ruckert, G., Naylor, M.F. and Hay, A., CATE Araceae, 14 Dec 2011 . 17 Dec 2011.
  • A All Rights Reserved
Global Biodiversity Information Facility
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eMonocot
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eMonocot. (2010, 1st November). Retrieved Wednesday, 8th February, 2012, from http://e-monocot.org.
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World Checklist of Selected Plant Families
http://apps.kew.org/wcsp/
WCSP 2014. 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://apps.kew.org/wcsp/ Retrieved 2011 onwards
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