80LANACEA 157 



Stems slender, low, growing on salt-marsh plants & 



Stems coarser: corolla much exceeding the calyx, 2 to 4 lines long 4 



Stems coarse: corolla lobes acute, usually inflexed 6, 6 



1. C. arvensis, Bey rich. Flowers scarcely a line long iu dense clusters. 



2. C. California a, Choisy. Calyx lobes acute: corolla lobes slender. 



3. 0. salina, Eugelm. Delicate white flowers l-2 lines long, 



4. 0. subinclusa, D. & H. Flower clusters globose, 6 to 12 lines thick. 



5. 0. decora, Choisy. Flowers fleshy and papillose: clusters close. 



6. 0. racemosa, Martina, var. Chiliana, Engelm. Corolla thin. From Chili. 



SOL AN ICE JE. 



Corolla rotate: anthers connivont around the style: fruit a berry 1 



Corolla rotate-campanula te: anthers not connivent: berry enclosed in the loose inflated 

 calyx. May appear in cultivated ground. Physalia. 



Corolla tubular-funnelfonn, in. long or less: spiny shrubs 2 



Corolla funnelform, large: fruit large, covered with spines 3 



Corolla funnelform or tubular: capsule small, smooth 4 



Corolla funnelform, 3-5-lines long: limb purple: stamens unequal 5 



1. SOTiANTTM, Tournefort. 



Corolla deeply 5-cleft, white or bluish : berries black or red 1, 3 



Corolla only 5-angled or slightly lobed, violet or blue 8, 4 



1. 8. nigruxn, L. Herbaceous: leaves mostly ovate, sinuate-toothed, acute. 



2. 3. Douglasii, Dunal. Woody-stemmed: flowers 5-8 lines broad, often bluish. 



3. 8. Xanti, Or. Woody at base: hairs jointed: leaves mostly obtuse at base. 



4. 8. umbelliferum, Each. More woody: hairs branched: leaf -base mostly narrow. 



2. LYCIUM, Linnaeus. 



1. 3L. Calif ornicum, Nutt. Leaves fleshy, 1-3 lines long: flower parts in 4's. 

 L X<. Anderson!, Gr. Leaves larger: flowers largei , 5-6 lines long. San Diego. 



3. DATURA. Linnaeus. 



Qftlyx acutely 5-angled: fruit erect, ovoid 1, 2, 3 



Fruit nodding, globose T . ."".... 4 



Ualyx scarcely angled: corolla 5 or 6 in. long: fruit nodding globose 6 



1. D. Stramonium, L. Smooth: corolla white: lower prickles of capsule shorter. 



L D. Tatula, L. Similar: Stems usually purple: corolla pale violet. 



L D. quercifolia, HBK. Leaves sinuate pinnatifid: prickles unequal, flat 



