Rondeletia hypoleuca Griseb.

Rondeletia hypoleuca Griseb. Cat. PI. Cub. 128. 1866
Shrub, 1-2 meters high, the branches stout, terete, dark-gray, densely short-pilose when
young with fulvescent ascending hairs; stipules deltoid, acuminate, about 2 mm. long, erect,
thick, minutely sericeous; leaves opposite, mostly crowded at the ends of the branches, the
petioles very stout, 1-2 mm. long, tomentulose, the blades broadly oval or suborbicular, 3—10
mm. long, 3—8 mm. wide, rounded at the base, broadly rounded at the apex, usually minutely
apiculate, thick-coriaceous, yellowish-green above, densely and minutely appressed-pilose, the
venation obsolete, beneath densely fulvescent-tomentulose, sericeous along the veins, the
venation very prominent, the lateral veins 2-4 on each side, arcuate, ascending at an acute angle,
the secondary veins reticulate, the margins subrevolute; inflorescence axillary, 1 -flowered or
rarely 3-flowered, the peduncles stout, about 1 mm. long; bracelets deltoid, minute; hypanthium
densely tomentulose ; calyx-lobes 4, deltoid or ovate, 1-1.5 or rarely 2 mm. long, obtuse, sericeous;
corolla-tube cylindric, ampliate above, 5.5 mm. long, densely retrorse-pilose with whitish hairs,
the 4 lobes rounded, about one third as long as the tube, sericeous on both surfaces; anthers
included, oblong, 1.5 mm. long, the filaments very short; capsule globose, 3 mm. in diameter,
tomentulose.
Type locality: Near Baracoa, Oriente, Cuba. Distribution: In rocky places, Oriente, Cuba.

Rondeletia hypoleuca là một loài thực vật có hoa trong họ Thiến thảo. Loài này được Griseb. miêu tả khoa học đầu tiên năm 1866.