40. Ribes marshallii Greene, Pittonia. 1: 31. 1887.
Marshall’s or Hupa gooseberry Marshall’s or Hupa gooseberry
Grossularia marshallii (Greene) Coville & Britton
Plants 1-2 m. Stems arched, puberulent; spines at nodes 3, 5-10 mm; prickles on internodes absent. Leaves: petiole 1-4 cm, villous, pubescent, or glabrous; blade round-ovate, 3-5-lobed, cleft less than 1/2 to midrib, 2.5-3.5 cm, base shallowly cordate, surfaces sparsely pubescent, with nonglandular and stipitate-glandular hairs on veins and margins, lobes cuneate-rounded, margins with 2-5 rounded teeth, apex rounded to broadly acute. Inflorescences pendent, solitary flowers or 2-3-flowered racemes, 2-3 cm, axis pubescent, stipitate-glandular. Pedicels not jointed, 2-3 mm, pubescent, stipitate-glandular; bracts broadly ovate, 2-3 mm, pubescent, stipitate-glandular. Flowers: hypanthium green or tinged with purple, campanulate (± as long as wide), 2-4 mm, pubescent; sepals not overlapping, strongly reflexed, purple or rust-red, long-triangular, 10-15 mm; petals connivent, erect, bright yellow, oblong-deltate-spatulate, strongly concave abaxially, 5-6 mm; nectary disc not prominent; stamens nearly 2.5 times as long as petals; filaments linear, 10-15 mm, glabrous; anthers cream, oval, 1-2 mm, apex rounded; ovary villous with weak, glandless bristles; styles connate nearly to stigmas, 10-15 mm, glabrous. Berries palatability not known, dark red, oblong, 10-20 mm, prickles nonglandular, hairs sparse, appressed.
Flowering May-Jul. Subalpine and upper montane coniferous forests; 1200-2200 m; Calif., Oreg.
Ribes marshallii occurs in the Coast Ranges of northernmost California and in the Klamath Mountains in Josephine County, Oregon.