WOOTON AND STANDLEY—FLORA OF NEW MEXICO. 391 
1. MONNINA Ruiz & Pav. 
Slender annual 30 em. high or less, with terminal racemes of small blue flowers; 
leaves linear-lanceolate, 2 to 5 cm. long, acute; flowers about 3 mm. long, on deflexed 
pedicels; stamens 6, in two groups; fruit a small, circular, winged, minutely reticulate 
pod, the sides carinately 1-nerved. 
1. Monnina wrightii A. Gray, Pl. Wright. 2: 31. 1853. 
TyrE LocaLity: Crevices of rocks, mountain sides, near the Copper Mines, New 
Mexico. Type collected by Wright (no. 938). 
Rance: Southern New Mexico and Arizona and adjacent Mexico. 
New Mexico: Mogollon Creek; Kingston; Mangas Springs. Transition Zone. 
2. POLYGALA L. Mitkworr. 
Low herbs or shrubs with solitary or racemose flowers and small simple leaves; 
sepals 5, the 2 lateral ones large and petaloid; petals 3, united to each other and to the 
stamen tube, the middle one (keel) often crested or appendaged; stamens 6 or 8; pods 
2-celled, flattened contrary to the partition, sometimes winged. 
KEY TO THE SPECIES. 
Annual, ........2...0e cece eee eee eee ee ee eee eee eee eee eeees 9. P. viridescens. 
Perennials. 
Keel of the corolla with a fimbriate crest; flowers white. 
Fruit not winged........0....222 2 eee eee eee eee eee ee 1. P. alba. 
Fruit winged. 
Mature capsule obscurely winged; inflorescence 
sparingly puberulent; leaves rigid, erect, 
linear...... 22.2... ee eee eee eee eee 2. P. scoparia, 
Mature capsule with a broad half-wing; inflores- 
cence glabrous; leaves spreading, thin, 
broader........--------222 ee eee eee eee cece 3. P. hemipterocarpa. 
Keel not crested, sometimes with a solitary beaklike 
process; flowers variously colored. 
Flowers solitary........-.-- 202+ --- eee ee cece eee eeeee 4. P. macradenia. 
Flowers racemose. 
Stems woody, with spinose tips.............------ 5. P. subspinosa. 
Stems herbaceous, not spinose-tipped. 
Keel furnished with a beaklike process; le leaves 
glabrous, shining..........-..---------- 6. P. parvifolia. 
Keel not beaked; leaves puberulent, never 
shining. 
Faces of the fruit puberulent; leaves lance- 
olate, acute, thin............-.-.-- 7. P. neomexicana. 
Faces of the fruit glabrous; leaves linear or 
oblong-linear, mostly obtuse, thick. 8. P. puberula. 
1. Polygala alba Nutt. Gen. Pl. 2: 87. 1818. 
Type tocauity: ‘On the plains of the Missouri.” 
Rance: Washington and North Dakota to Arizona and Texas. 
New Mexico: Coolidge; Bear Mountain; Magdalena Mountains; White Mountains; 
Capitan Mountains; Torrance; Redlands; Nara Visa; Organ Mountains; Clayton; San- 
dia Mountains; Queen; Knowles. Dry hills, in the Upper Sonoran and Transition 
zones. 
2. Polygala scoparia H. B. K. Nov. Gen. & Sp. 5: 399, 1821. 
Polygala scoparia multicaulis A. Gray, Pl. Wright. 1: 38. 1852. 
Typr Locaity: ‘‘Crescit prope Mexico, alt. 1170 hex.’ 
RanaeE: Western Texas to southern Arizona, south into Mexico. 
New Mexico: Dog Spring ( Mearns 41). 
