Rubus canadensis L.

Rubus canadensis L. Sp. PI. 494. 1753
Rubus Millspaughi Britton, Bull. Torrey Club 18: 366. 1891.
Stem biennial, 1-4 m. high, more or less grooved and round-angled, reddish-brown or purplish, glabrous, unarmed or with few weak straight prickles; leaves of the turions pedately 5-foliolate; stipules linear-subulate, 1-2 cm. long; petioles 5-10 cm. long, glabrous, usually unarmed; leaflets thin, dark-green, glabrous or with few scattered hairs above, glabrous or pubescent along the veins beneath, sharply serrate, ovate or obovate, rounded or subcordate at the base, abruptly long-acuminate at the apex; median leaflet 7-15 cm. long, on a petiolule 2-8 cm. long, the lateral ones slightly smaller, with petiolules 1-1.5 cm. long, the outermost about half as long as the median one, their petiolules 1-4 mm. long; leaves of the floral branches usually 3-foliolate; leaflets more oval, less acuminate, 5-10 cm. long, the median one with a petiolule 5-20 mm. long, the lateral ones subsessile; inflorescence terminal, racemose, often leafy below, more or less pilose or villous, 8-15 cm. long; bracts lanceolate, 1-1.5 cm. long; pedicels 2-4 cm. long, more or less spreading; sepals ovate, short-acuminate, whitetomentose within and on the margins; petals white, oval, 10-15 mm. long; fruit roundish, 1-1.5 cm. long, black, sour; drupelets rather numerous, glabrous.
Type locality: Canada.
Distribution: Woods, from Newfoundland to North Carolina and Michigan.

Rubus randii (L. H. Bailey) Rydb. in Britton, Man. 497. 1901
Rubus villosus Randii L. H. Bailey; Rand & Redfield, Fl. Mt. Desert 94. 1894. Rubus argutus Randii L. H. Bailey, Evol. Nat. Fr. 385. 1898.
Stems biennial, 3-7 dm. high, glabrous, somewhat angled, armed with weak straight prickles, often ascending or arching; leaves of the turions 5-foliolate; stipules subulate, 1-1.5 cm. long; petioles glabrous or rarely with a few minute prickles, 3-6 cm. long; leaflets lanceolate or ovate-lanceolate, long-acuminate at the apex, acute or rounded at the base, 4-10 cm. long, thin and glabrous on both sides, sharply and somewhat doubly serrate, with lanceolate teeth ; floral branches 1-2 dm. long, glabrous; leaves 3-foliolate; leaflets elliptic or lance-elliptic, acute at both ends, 4-7 cm. long; inflorescence rather few-flowered, corymbose or shortracemose; peduncles and pedicels minutely puberulent; sepals ovate-lanceolate, acuminate, 6-7 mm. long, puberulent without, tomentose within; petals elliptic, white, about 1 cm. long; fruit hemispheric, about 8 mm. in diameter, rather dry and seedy, black; drupelets few, glabrous.
Type locality: Woods, Southwest Valley Road, Mt. Desert Island, Maine. Distribution: Woods, from Nova Scotia to Massachusetts and New York.