566 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
2. Stachys rothrockii A. Gray, Proc. Amer. Acad. 12: 82. 1876. 
Type Locatity: Zuni, New Mexico. Type collected by Rothrock (no. 177). 
Rance: Western New Mexico and adjacent Arizona. 
New Mexico: Zuni; Ojo Caliente; mesa south of Atarque de Garcia. Upper 
Sonoran Zone. 
3. Stachys scopulorum Greene, Pittonia 3: 342. 1898. 
Typr LocaLity: ‘‘Colorado Rocky Mountains.” 
Ranc@eE: Alberta and Minnesota to Arizona and New Mexico. 
New Mexico: Dulce; mountains west of Grants; Middle Fork of the Gila; Santa 
Fe and Las Vegas mountains; White and Sacramento mountains. Damp slopes and 
along streams, in the Transition Zone. 
126. SOLANACEAE. Nightshade Family. 
Annual or perennial herbs or shrubs with alternate or opposite, exstipulate, simple 
or compound leaves; flowers perfect, mostly regular; inflorescence various; calyx 
commonly of 5 more or less united sepals; corolla gamopetalous, more or less 5-lobed, 
mostly plicate in bud; stamens 5, inserted on the tube and alternate with the lobes 
of the corolla; style and stigma single; ovary mostly 2-celled, many-ovuled, with 
a central placenta; fruit a berry or capsule. 
KEY TO THE GENERA. 
Fruit a capsule. 
~ Capsules spiny in fruit; seeds flattened.........-.- 1. Datura (p. 567). 
Capsules not spiny; seeds not flattened. 
Flowers racemose; sepals united; stems erect; 
flowers white or yellow........... . 2. NICOTIANA (p. 567). 
Flowers solitary in the axils; sepals nearly 
distinct; stems spreading: flowers _pur- 
plish red....................22..--.-. 3. PETUNIA (p. 568). 
Fruit a berry, sometimes dry at maturity. 
Shrubs; corolla lobes little if at all plicate, val- 
VatO. 2c eee ee eee eee eee eeeee 4, Lycrum (p. 568). 
Herbs; corolla plicate. 
Fruiting calyx bladdery-inflated, inclosing 
the fruit, more or less 5-angled. 
Corolla rotate, violet or purple.......... 5, QUINCULA (p. 569). 
Corolla funnelform, open campanulate, 
or urceolate, yellowish or green- 
ish, sometimes merely tinged with 
violet. 
Corolla minutely toothed on the con- 
stricted orifice, urceolate...... 6. MARGARANTHUS (p. 569). 
Corolla not toothed, mostly open- 
campanulate or funnelform.... 7. Paysa.is (p. 570). 
Fruiting calyx not bladdery-inflated. 
Calyx not inclosing the berry.........-- 8. SoLANUM (p. 572). 
Calyx closely investing the berry. 
Stamens dissimilar, declined; prickly 
annuals. ........--..-------- 9. ANDROCERA (p. 574). 
Stamens alike, not declined; low 
unarmed perennials.........-. 10. CHAMAESARACHA (p. 574). 
The tomato, Lycopersicum esculentum, frequently escapes from cultivation and 
persists for some time. 
