( 390 ) 
Specimens examined: San Bernardino Mountains, altitude 1650 
meters, Parish 4990; El Nido, Abrams 3530. 
2. LUPINUS. LupIneE. 
Keel ciliate on the inner margin above the middle. 
Flowers yellow or sometimes purple; seeds dark brown, not mottled; 
leaves green, sparsely pubescent. 1. L. arboreus. 
Flowers purple; seeds mottled; leaves more or less canescent. 
Lower calyx-lobe entire; leaflets oblanceolate, acutish, 3-5 cm. long. 
Seeds 5 mm. long, dark gray, mottled with dark brown; pubes- 
cence of the branches and petioles short-villous, spreading. 
2. L. longifolius. 
Seeds scarcely 4 mm. long, light tan, mottled with dark tan; 
pubescence of the branches and petioles appressed-silky. 
3. L. Brittont. 
Lower calyx-lobe 3-toothed; pubescence appressed-silky. 
Leaflets spatulate, rounded or very obtuse at apex, longest 2.5 
cm. long; bractlets 5-6 mm. long. 4. L. Hallit. 
Leaflets narrowly oblanceolate, obtuse or acutish, mostly 3-4 
cm. long; bractlets 10-12 mm. long. 5. L. Douglasii. 
Keel glabrous; herbage densely silky-pubescent. 6. L. Chamissonis. 
1. Lupinus ARBOREUS Sims, Bot. Mag. 18: pl. 682. 1803. 
Type locality: “Its native country is unknown to us.” Prob- 
ably collected at San Francisco or Monterey. 
Distribution: Vicinity of the coast from San Francisco south 
to Santa Barbara. Upper Sonoran. 
Specimens examined: Vicinity of Santa Barbara, Elmer 3843. 
2. Lupinus LonciFrouius (S. Wats.) Abrams, Fl. Los Angeles, 209. 
1904. 
Lupinus Chamissonis longifolius S. Wats. Bot. Calif.1: 117. 1876. 
Type locality: “From San Diego (Cleveland) to Ojai (Peckham), 
San Pascual (Thurber) and San Antonio River, Brewer.” 
Distribution: Slopes of the lower hills in the coastal region of 
southern California. Upper Sonoran. 
Specimens examined: Los Angeles, Lyon, April, 1884; Little 
Santa Anita Canyon, Abrams 2621; Playa del Rey, Abrams 2505; 
Santa Monica Forestry Station, Barber 44; Santa Monica Moun- 
tains, Abrams 1696; San Pasqual, Thurber 615; San Diego, Cleve- 
land 720; hillsides near Ysidora, Abrams 3290. 
