All Floras      Advanced Search
FNA Vol. 8 Page 13, 33, 38 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 8 | Grossulariaceae | Ribes

48. Ribes divaricatum Douglas, Trans. Hort. Soc. London. 7: 515. 1830.

Straggly gooseberry Straggly gooseberry

Grossularia divaricata (Douglas) Coville & Britton

Plants 1-3 m. Stems erect to spreading, ± pubescent through-out; spines at nodes absent or 1-3, 5-20 mm; prickles on internodes absent or sparse. Leaves: petiole 1-3 cm, pilose with glandular and eglandular hairs, some plumose hairs at base; blade roundish to nearly reniform, 3- (or 5-)lobed, cleft 1/2 to midrib, proximal segments again shallowly cleft into 2 unequal lobes, 2-3.5 cm, base rounded to cordate, surfaces pubescent abaxially, subglabrous or finely pubescent adaxially, lobes cuneate, margins prominently crenate-serrate, apex rounded. Inflorescences pendent, solitary flowers or 2-4-flowered racemes, 2-4 cm, axis glabrous or pilose, flowers evenly spaced. Pedicels not jointed, 3-12 mm, glabrous or pilose; bracts oval, 1-2 mm, glabrous or ciliate with stiff hairs and glands. Flowers: hypanthium greenish or purplish, obconic, 1.5-3.5 mm, glabrous or copiously pubescent; sepals not overlapping, spreading-reflexed, red or reddish or purplish green, narrowly oblong-deltate, 3.4-6 mm; petals distally nearly connivent to overlapping, erect, white or pink to red, cuneate-lunate to obovate, not conspicuously revolute or inrolled, 1.2-3 mm; nectary disc not prominent; stamens 2.5-3.5 times as long as petals; filaments linear, 3.5-7 mm, glabrous; anthers cream, oval, 1 mm, apex rounded; ovary glabrous; styles connate ca. 1/2 their lengths, 5-11 mm, copiously pilose-villous in proximal 3/4. Berries palatable, purplish black, subglobose, 6-12 mm, glabrous. 2n = 16.

Varieties 3 (3 in the flora): w North America.

Hybrids between Ribes divaricatum and R. niveum and R. divaricatum and R. lobbii have been propagated for the horticultural trade.


1 Petals 1.2-1.7 mm, white; styles 5-7 mm; fila- ments 3.5-4.7(-5) mm.   48c Ribes divaricatum var. pubiflorum
+ Petals 2-3 mm, white or pink to red; styles 8-11 mm; filaments 4.5-7 mm   (2)
       
2 (1) Petals white; hypanthia 1.7-2.5 mm.   48a Ribes divaricatum var. divaricatum
+ Petals pink to red; hypanthia 2.8-3.5 mm.   48b Ribes divaricatum var. parishii

Lower Taxa


 

Related Objects Image Gallery 
  • Distribution Map
  • Map
  • Illustration
  • Illustration

     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |