336 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
69. KRAMERIACEAE. Krameria Family. 
1. KRAMERIA Loefl. 
_ Low herbaceous or woody perennials with prostrate or widely spreading stems and 
small silky-pubescent leaves; leaves alternate, exstipulate, entire; flowers perfect, 
crimson, irregular; calyx of 4 or 5 unequal petaloid sepals, deciduous; corolla of 4 or 
5 petals shorter than the sepals, irregular, the posterior petal clawed, sometimes adnate, 
the anterior thick, sessile; stamens 3 or 4, the filaments united at the base; pistil 
simple; fruit an indehiscent spiny globose 1-seeded pod. 
KEY TO THE SPECIES, 
Herb with prostrate branches...............--2--2-20-22e-0eeeee 1. K. secundiflora. 
Shrub with diffuse branches................. wee eeeeeeeeeeeee--. 2, K, glandulosa, 
1. Krameria secundiflora DC. Prodr. 1: 341. 1824. 
Krameria lanceolata Torr. Ann. Lyc. N. Y. 2: 168. 1827. 
TYPE LOCALITY: Mexico. 
RANGE: Kansas and Florida to New Mexico, south into Mexico. 
New Mexico: Mangas Springs; Tucumcari; Carrizozo; Perico Creek; Pajarito Val- 
ley; Roswell; San Andreas Mountains, Plains, in the Upper Sonoran Zone. 
2. Krameria glandulosa Rose & Painter, Contr. U. S. Nat. Herb. 10: 108. 1906. 
Kramerta parvifolia Benth, err, det. various authors. 
Tyrer LocALity: Near I] Paso, Texas, 
RanGE: California and Utah to western Texas, southward into Mexico. 
New Mexico: Mesa west of Organ Mountains; Buchanan. Dry, sandy hills and 
mesas, in the Lower Sonoran Zone. 
A very common and rather handsome plant on the dry mesas of southern New 
Mexico. It isa low, densely branched shrub 30 cm. high or less, blooming in early 
spring. 
70. FABACEAE. Pea Family. 
Herbs or shrubs, sometimes trees, with simply compound or rarely simple, alternate, 
stipulate leaves; flowers papilionaceous; calyx of 5 more or less united sepals; petals 
5 or fewer, irregular, the upper petal larger than the others and inclosing them in bud, 
the two lateral ones (wings) oblique, the lower two more or less coherent by their an- 
terior edges and forming the keel; stamens mostly 10, monadelphous, diadelphous, or 
distinct; fruit a legume, 1-celled (2-celled in some Astragali), containing 1 to many 
seeds. 
KEY TO THE GENERA. 
Stamens distinct. 
Leaves palmately trifoliolate; flowers yellow. ...... 1. THERMOPSIS (p. 338). 
Leaves odd-pinnate; flowers not yellow. 
Herbs; seeds not red......-22..---2-2...2.-.-. 2. SopHora (p. 339). 
Shrub; seeds bright red....................... 3. BRoUSsoNETIA (p. 339). 
Stamens monadelphous or diadelphous. 
Anthers of 2 kinds; stamens monadelphous; leaves 
palmately compound. 
Stipules not decurrent; pods flattened......... 5. Lupinus (p. 340). 
Stipules, at least the upper ones, decurrent; 
pods inflated ..................2..00..- 4, CROTALARIA (p. 339). 
Anthers all alike; stamens diadelphous (9 and 1), or 
sometimes only 5; leaves usually pinnately 
compound, rarely palmate. 
