Randia thurberi S. Watson

Randia pleiomeris Standley, Contr. U. S. Nat. Herb. 20: 202
1919. Branches slender, brownish, strigose when young, with mostly elongate internodes, bearing few pairs of stout ascending spines 1-1.5 cm. long, the leaves crowded on short lateral spurs; stipules ovate-deltoid, 2 mm. long, strigose or glabrous outside, pilose within at the base; petioles slender, 4-8 mm. long, glabrous or sparsely puberulent; leaf-blades cuneate-orbicular or broadly obovate, 8-18 mm. long, 7-13 mm. wide, cuneate or abruptly decurrent at the base, rounded or truncate at the apex, membranaceous, glabrous above, sparsely appressed-pilose beneath along the costa, the lateral nerves obscure; flowers terminal, solitary, sessile: hypanthium appressed-pilose, 2.5 mm. long; calyx glabrous, 2 mm. long, the lobes usually 7, linear,
4 mm. long, sparsely eiliate; corolla salverform, glabrous outside, the tube slender, 2.5 cm. long, the 5 lobes ovate or ovate-oblong, 1 cm. long, acuminate, glabrous within, the throat naked; anthers subexserted.
Type locality: Santa Rosa, Guatemala, altitude 900 meters. Distribution: Known only from the type locality.

Randia blepharodes Standley, Contr. U. S. Nat. Herb. 23: 1378
1926.
A shrub about 3 meters high, the branches brownish, bearing numerous pairs of stout
divaricate spines 0.8-2 cm. long, the leaves crowded on short lateral spurs; stipules minute,
brownish, glabrous ; leaves (immature) subsessile or short-petiolate, the blades cuneate-orbicular
or rounded-obovate, 7-17 mm. long and broad, cuneate at the base, broadly rounded at the
apex or subretuse, membranaceous, glabrous, the lateral nerves 3 or 4 on each side; flowers
perfect, terminal, clustered, sessile, 5-parted; calyx and hypanthium 2.5-3 mm. long, more or
less scaberulous, the calyx-lobes lance-linear, much longer than the tube, long-ciliate ; corolla
white, glabrous outside, attenuate in bud, the tube slender, 1 cm. long, the lobes ovate or
oblong-ovate, 4-5 mm. long, obtuse, the throat naked; anthers subexserted; fruit globose, 2
cm. in diameter, sparsely puberulent, the pericarp hard and thick; seeds numerous.
Type locality: Mexcala, Guerrero, altitude 500 meters. Distribution: Guerrero and Oaxaca.

Randia rosei Standley, Contr. U. S. Nat. Herb. 20: 203. 1919 Branches brownish, with short internodes, short-pilose when young with appressed hairs, armed with numerous pairs of stout divergent spines 1-2 cm. long, the leaves mostly crowded on very short lateral spurs; stipules 2 mm. long, rounded-ovate, obtuse, mucronate, thick, brownish, glabrous; petioles slender, 1-5 mm. long, ciliate; leaf-blades suborbicular, rhombicoval, or rhombic-ovate, 1-2.5 cm. long, 0.7-1.8 cm. wide, rounded or obtuse at the base and short-decurrent, rounded or very obtuse at the apex, sometimes apiculate, herbaceous, brightgreen, ciliate, short-pilose beneath along the veins, elsewhere glabrous, the lateral nerves inconspicuous, 5 or 6 on each side, ascending or subdivaricate ; flowers perfect, terminal, solitary, sessile; hypanthium 2 mm. long, pilose, the 5 calyx-lobes linear, 3-6 mm. long, ciliate; corolla salverform, glabrous outside, the tube 10-12 mm. long, ampliate above, the throat naked, the 5 lobes ovate-oval, 8 mm. long, 5-7 mm. wide, obtuse or acutish, apiculate, glabrous within; anthers 1.5—2 mm. long, included; fruit (very immature) subglobose, rather sparsely pilose.
Type locality: Rosario, Sinaloa. Distribi mm:. Sinaloa and Nayarit.

Randia thurberi S. Wats. Proc. Am. Acad. 24: 53. 1889
A shrub 1.5-2.5 meters high, the branches stout, reddish-brown or grayish, appressed-
pilose when young, bearing numerous pairs of stout divergent spines 1-1.5 cm. long, the leaves
mostly crowded on very short, nearly obsolete lateral spurs; stipules ovate-deltoid, 1.5 mm.
long, thin, appressed-pilose outside, pilose within at the base; petioles sometimes 1.5 cm. long,
marginate, often nearly obsolete; leaf-blades oval, orbicular, cuneate-orbicular, orbicular-
spatulate, or cuneate-obovate, 0.6-4.5 cm. long, 0.5-3 cm. wide, cuneate at the base or usually
rounded or obtuse and abruptly acuminate or very long-attenuate, obtuse to subretuse at the
apex, often apiculate, chartaceous or subcoriaceous, ciliolate, glabrous or sparsely short-pilose
or puberulent, especially along the nerves beneath, the lateral nerves usually inconspicuous,
2 or 3 on each side; flowers terminal, solitary, sessile; calyx-lobes 5, linear or oblanceolate,
1.5-3 mm. long; fruit globose, 1.6-2.5 cm. in diameter, greenish-yellow, smooth, glabrous;
seeds numerous, suborbicular, 6 mm. long, dark-brown.

Randia pleiomeris is a species of plant in the family Rubiaceae. It is found in El Salvador and Guatemala. It is threatened by habitat loss.

Randia thurberi là một loài thực vật có hoa trong họ Thiến thảo. Loài này được S.Watson miêu tả khoa học đầu tiên năm 1889.