Monographs Details: Pera glabrata (Schott) Poepp. ex Baill.
Authority: Maguire, Bassett. 1967. The botany of the Guayana Highland--Part VII. Mem. New York Bot. Gard. 17: 1-439.
Family:Euphorbiaceae
Description:Distribution and Ecology - Southern Brazil, Guianas, Delta Amacuro and the Guayana Highland. BRITISH GUIANA. Bartica, Demerara, Nov 1888, Jenman 4778 (NY); basin of Rupununi River, Isherton, about lat 2° 20' N, 9-15 Nov 1937, A. C. Smith 2418 (fr. NY) ; basin of Kuyuwini River (Essequibo tributary), about 150 miles from mouth, dense forest, 21 - 26 Nov 1937, 12 Feb. 1938, A. C. Smith 2558 (NY); Mazaruni Station, 15 Mar 1941, Fanshawe 647. R.X. 3383 (fr. NY) ; sand hills, Demerara River, 28 Feb 1943, Fanshawe 1212, R.N. 3948 (NY) ; Mazaruni Station 25 Nov 1946, Field Xo. 2621, R.X. 5409 (fr. NY); Wabuwak Kanuku Mts., alt 2000 ft, Oct 1948, TF. B. 305, R.N. 5734 (NY); Mapenna Creek, Couran-tyne River, 21 May 1950, Fanshawe 2957, R.X. 6287 (NY). SURINAME. Kaboerie, arbor no. 659, 28 Oct 1920, Collector ? Herb. no. 4847 (NY); Zanderij, 1 Dec 1944, Wood herbarium 273 (NY). VENEZUELA. Delta Amacuro: bosque pluvial, Este de Rio Grande, Este-Noreste de El Palmar, cerca de los limites del Estado Bolivar, 26 May 1964, Berti 204 (NY); 23 Jun 1964, Berti 247, (NY); 29 Nov-18 Dec 1964, Berti 497 (fr. NY); Bolivar: Mt. Roraima district, vicinity of Arabupu, alt 4200 ft 1 Dec 1938, Pinkus 42 (NY); Rio Apacara, Region de Uriman, 16 Aug 1954, Bernardi 1460 (NY); locally frequent, eastern outline of Cerro Marimatota at alt 100-250 m, (Cerro La Puerta), 26 Jan 1956, Wurdack & Monachino 41383 (fr. NY) ; Altiplanicie de Nuria, more or less level forest on trail between El Cruzero and slightly beyond pica 101, ESE of Villa Lola, alt 315 m, 20 Jul 1960, Steyermark 86353 (NY); Altiplanicie de Nuria; woods along trail between end of savanna E of Hato de Nuria and Quebrada Agua Linda, alt 540 m, 18 Jul 1960, Steyermark 86485 (NY); Sierra Imataca; Rio Toro (Rio Grande) between Rio La Reforma and Puerto Rico, N of El Palmar, alt 200-250 m, 14 Dec 1960, Steyermark 88059 (NY); vicinity of camp, 5 km from Hato de Nuria, E of Aliamo, Altiplanicie de Nuria, alt 400 m, 10 Jan 1961, Steyermark 88272 (NY); woods along morichal, NW of camp, vicinity of camp 5 km from Hato de Nuria, E of Aliamo, Altiplanicie de Nuria, alt 400 m, 10 Jan 1961, Steyermark 88280 (NA); woods bordering savanna and Agua Linda, 7 km E of Hato de Nuria, E of Aliamo, Altiplanicie de Nuria, alt 400 m, 14 Jan 1961, Steyermark 88487 (fr. NY); Amazonas: Culebra forest, Rio Cunucunuma, Cerro Duida, alt 200 m, 27 Nov 1950, Maguire, Cowan & Wurdack 29752 (NY). BRAZIL. Amazonas: Rio Negro, Alunicipality Alanaos, along road to Aleixo, 12 Aug-1 Sep 1936 Krukoff 7914 (NY); Para: in vicinibus Obidos, Dec 1849, Spruce s. n. (NAT.

Discussion:

Peridium glabratum Schott in Spreng., Syst. 4(2) (Cur. Post.): 410. 1827.

Peridium obtusifolium Schott in Spreng., Syst. 4(2) (Cur. Post.): 410. 1827.

Peridium ferruginosum Schott in Spreng., Syst. 4(2) (Cur. Post.): 410. 1827 (type, Schott 4316 ?). '

Peridium oblongijolium Benth., Jour. Bot. & Kew Misc. 2: 243. 1850 (type near Caripi, Rio Para gathered by Sello).

Pera ferruginea (Schott) Mull.-Arg. in DC., Prodr. 15(2): 1031. 1866.

Type. Peridium glabratum: Schott 4318 near Rio de Janeiro. “In silvaticis siccis arenosis prope Rio de Janeiro (Schott)Not seen.

Distribution:Guyana South America| Brazil South America| Suriname South America| Venezuela South America|