Jacaranda rufa J.Silva Manso
-
Authority
Gentry, Alwyn H. 1992. Bignoniaceae--part II (Tribe Tecomeae). Fl. Neotrop. Monogr. 25: 1-370. (Published by NYBG Press)
-
Family
Bignoniaceae
-
Scientific Name
-
Type
Type. Brazil. Goiás and Mato Grosso. Manso s.n. (not seen); neotype, Brazil, Pohl 169 (M).
-
Synonyms
Pteropodium hirsutum DC.
-
Description
Deprecated: mb_convert_encoding(): Handling HTML entities via mbstring is deprecated; use htmlspecialchars, htmlentities, or mb_encode_numericentity/mb_decode_numericentity instead in /home/emu/nybgweb/www-dev/htdocs/science-dev/wp-content/themes/nybgscience/lib/VHMonographsDetails.php on line 179
Species Description - Small shrub with xylopodium, the branches 0.4-2 m tall, the young twigs purple, somewhat tetragonal, puberulous. Leaves bipinnate, 30-50 cm long with 7-11 pinnae, the rachises broadly winged, the leaflets 5-19 per pinna, sessile, broadly or narrowly elliptic ovate to obovate, the base obtuse or slightly cordate, the apex acute to acuminate, 2-8 cm long, 1-3(-4) cm wide, larger toward apex, coarsely toothed, more or less puberulous above and below. Inflorescence paniculate, to 45 cm long, sparsely to densely puberulous, with linear bracts to 2.5 cm long. Flowers with the calyx campanulate, 8-14 mm long, 5-8 mm wide, irregularly 2-5-toothed, more or less puberulous with short erect trichomes; corolla dark purple with white throat, tubular campanulate above a narrower basal tube, 3-6.5 cm long, 0.9-1.7 cm wide at mouth of tube, the tube 2.8-6 cm long, the lobes 5-8 mm long, sparsely glandular puberulous with stalked-lepidote trichomes, puberulous with longer trichomes on lobes, especially around margins, glabrous inside except at level of stamen insertion; stamens with bithecate, the thecae divaricate, 2.5 mm long; the staminode club-shaped, glandular pilose along whole length; ovary flattened-conical, glabrous, 2 mm long, 1.5 mm wide; disk truncate-conical, 1 mm long, 2.5 mm wide. Fruit elliptic to obovate, woody, 5-10 cm long, 3-6 cm wide, glabrous, minutely lenticellate-roughened; seeds thin, the hyaline membraceous wing sharply demarcated and completely surrounding seed body, 1-2 cm long, 2-3 cm wide.
-
Discussion
A very distinctive species characterized by the xylopodial habit, conspicuously winged rachises, relatively large leaflets and thick woody fruits.
-
Common Names
caroba-do-campo, perobinha, carobao
-
Objects
-
Distribution
Mostly in Campos cerrados, also in cerrado and cerradão. Mostly in south central Brazil, also eastern Bolivia; 200-1000 m elevation.
Brazil South America| Distrito Federal Brazil South America| Goiás Brazil South America| Mato Grosso Brazil South America| Minas Gerais Brazil South America| Pará Brazil South America| Rondônia Brazil South America| São Paulo Brazil South America| Bolivia South America| Beni Bolivia South America| Santa Cruz Bolivia South America|