SAXIFRAGE FAMILY 145 



Flowers white or greenish-white. 



Calyx-tube cylradric, 2V^ to 3 times as long as broad; berry crLmson....2. B. cereum. 



Calyx-tube campanulate, 1 to nearly 2 times as long as broad; berry black 



3. B. viscosissimum. 

 Flowers pink or red. 



Calyx-lobes erect in anthesis, the calyx-tube bowl-shaped 4. B. nevadense. 



Calyx-lobes rotate or recurving in anthesis. 



Style glabrous; leaves thinnish 5. B. sanguineum. 



Style pubescent; leaves thickish 6. B. malvaceum. 



Calyx-tube rotately spreading or saucer-shaped; leaves resinous-dotted below. 

 Leaves maple-like, deciduous. 



Stems ascending ; ovary with stalked glands 7. B. laziflorum. 



Stems erect; ovary with sessile glands _ 8. B.hracteosum. 



Leaves leathery, evergreen 9. B. vibumifolium. 



B. Stems bearing spines at the nodes below the leaves and often prickly; berry spiny or 

 spineless; peduncles mostly 1 to few-flowered. — Subgenus Grossulajiia (Gooseberries). 

 Flowers 5-merous; petals much shorter than the calyx-lobes; calyx-lobes reflexed in flower, later 

 erect; stamens exscrted or not exserted. 

 Calyx-tube rotately spreading or saucer-shaped ; berry with gland-tipped hairs. 



Leaves glabrous or nearly so; berry black 10. B. lacustre. 



Leaves very glandular-sticky; berry red H. B. montigenum. 



Calyx-tube cylindric or campanulate. 



Styles hairy; ovary and berry glabrous and spineless. 



Stamens longer than the calyx-lobes 12. B. divaricatum. 



Stamens shorter than the calyx-lobes 13. B. inerme. 



Styles glabrous. 



Berry spineless, sometimes glandular-hairy. 

 Ovary and berry glabrous. 



Calyx-tube l^/i to 2 times as long as the calyx-lobes 14. E. leptanthum. 



Calyx-tube % to as long as the calyx-lobes 15. B. quercetorum. 



Ovary and berry more or less hairy 16. B. velutinum. 



Berry spiny. 



Anthers lanceolate to linear, apieulate or constricted at apex; stamens 1% to 

 2 times longer than the petals. 

 Calyx-tube much longer than broad. 



Berry with very short regular gland-tipped spines; Santa Inez Mts. 



to San Bernardino Mts 17. B. amarum. 



Berry with long glandless spines, sometimes also with very short 

 glandular ones; spines glabrous or hairy; bracts borne at 

 apex of the peduncle, covering the ovary; Sierra Nevada 



and Coast Eanges 18. B. roeslii. 



Calyx-tube as broad or nearly as broad as long; bracts borne near the 

 middle, or at least distinctly below the apex, of the peduncle, not 

 covering the ovary. 

 Calyx lurid purple to greenish-white. 



Leaves mostly pubescent, and mostly glandular below; ovary 

 with imequal spines, the shorter mostly gland-tipped; 



mostly of the coast line 19. B. menziesiL 



Leaves glabrous or nearly so and non-glandular; ovary with 

 mostly equal non-glandular bristles..20. B. calif ornicum. 

 Calyx dull white; leaves and especially petioles more or less viscid- 

 glandular ; ovary with spines and sometimes also with short- 



stiped glands ; mostly inner Coast Eanges 21. B. victoris. 



Anthers oval or elliptic, not apieulate at apex. 



Stamens twice as long as the petals; calyx crimson or red; berry with 

 subequal spines. 

 Leaves soft-pubescent, commonly with intermixed short bristly hairs; 



Monterey coast 22. B. sericeum. 



Leaves glabrous or nearly so ; Humboldt Co. to Siskiyou Co. 



Calyx-tube about as broad as long; berry with long glandless 



spines 23. B. marshalUi. 



Calyx-tube longer than broad; berry with very short glandular 



spines., 



.24. B. lobhii. 



Stamens scarcely exceeding the petals; calyx greenish-white; berry with 



very unequal spines; leaves pubescent 25. B.hinominatum. 



Flowers 4-merous, red, showy ; petals as long as the calyx -lobes ; calyx -tube short, swollen into a 

 ring or annulation, its lobes erect; stamens long-exserted 26. B. speciosum. 



