202 ROSACEAE. [Voi II. * 
g. Rubus villosus Ait. High Bush 
Blackberry. (Fig. 1898.) 
Rubus fruticosus Marsh. Arb, Am. 137. 1785. Not 
L. 1753- 
Rubus villosus Ait. Hort. Kew. 2: 210. 1789. 
Slirnbby, branched, perennial, glandular-pu- 
bescent; stems erect or recurved, 3°-10° long, 
armed with stout recurved prickles. Stipules 
linear or lanceolate; leaves 3-5-foliolate; leaf- 
lets ovate or ovate-oblong, acute or acuminate, 
coarsely and unequally serrate, pubescent be- 
neath, the terminal one stalked; inflorescence 
mainly terminal, racemose-paniculate; bracts 
small; flowers 9//-12’’ broad; petals white, ob- 
ovate, much exceeding the sepals; fruit black, 
pulpy, 6’’-12’” long. 
In dry soil, New England to Florida and Arkansas, 
mostly at low altitudes. May-June. Fruit ripe 
July-Aug. A form with small white fruit occurs in 
Michigan. 
Rubus villosus frondésus Bigel.; Torr. Fl. U. S. 1: 487. 
Rubus frondosus Bigel. Fl. Bost. Ed. 2: 199. 1824. 
Less glandular, or merely pubescent; stems erect or ascending; flowers mostly fewer and smaller, 
leafy-bracted. Range of the type, apparently extending further north and northwest. Perhaps 
specifically distinct. 
Rubus laciniatus Willd., found escaped from cultivation in southern New York, has laciniate 
or pinnatifid leaflets. It is a native of Europe. : 
1o. Rubus Alleghaniénsis Porter. Mountain Blackberry. (Fig. 1899.) 
Rubus villosus var. montanus Porter, 
Bull. Torr. Club, 17:15. 1890. 
Rubus montanus Porter, Bull. Torr. 
Club, 21: 120. 1894. Not Ort. 1852. 
Rubus Alleghaniensis Porter, Bull. 
Torr. Club, 23: 153. ~1896. 
Glandular or glandless, resembling 
the preceding species in foliage and 
flowers. Stems rather more slender, 
red or purple, very prickly, erect or 
ascending, 2°-S° high. Leaflets usu- 
ally narrower, ovate-lanceolate; fruit 
narrowly oblong, oblong-conic or 
thimble-shaped, 8/’-14’’ long, 3//- 
4’’ in diameter, much less pulpy and 
of a peculiar flavor; racemes some- 
times very long, and pubescent; 
drupelets oblong when dry. 
In dry soil, Ontario and northern New 
York to Pennsylvania and perhaps to 
Virginia, mostly at high altitudes. The 
characteristic High Blackberry of the 
mountains of the Eastern and Middle 
States. May-July. Fruit ripe Aug.-Sept. 
