94 



California Art & Nature. 



LUPINUS CHAMISSJONIS Es»h. 



LUPINUS DENSIFLORUS Benth. 



LtrPINUS DOUGLASII Agardh. 



L.UPINUS GRACILIS Agardh. 



LUPINUS ALBIFRONS Bth. 



LUPINUS NANUS Dougl. 



L burkei Or d 



L arboreus Sim da 5 



L formosus bridgcsii Ge da 5 



L cystisoides Agrardh da 5, cv 4 82 



L umbellatusGe da 5 



LUPINUS HIRSUTISSIMUS Benth. 



LUPINUS LITTORALIS Dougl. 



LUPINUS MICRANTHUS Dougl. 



LUPINUS OROUTTII S. Watson. 



"Diffusely much branched from the 

 base, low (2-4' high), pubescent 

 throughout with short stifflsh spreading 

 hairs: leaflets 5, oblong-spatulate, 3-6" 

 lohg, shorter than the petioles; racemes 

 in the axils, 1-2' 

 p. or reddish fl. 3" 

 4" long, 2-3-seeded: 

 diameter."— S. Watson, 

 XX. 369 (Feb. 21, 1885). 



numerous, sessile 

 long, the scattered 

 long: pod oblong, 

 seeds 1" in 

 Proc. Am. Acad 



LUPINUS SPARSIFLORUS Benth. 

 LUPINUS TRUNCATUS Nutt. 



Genus TRIFOLIUM Linnaeus. 



TRIFOLIUM CILIATUM Nutt. 

 .TRIFOLIUM EXILE Greene. 

 ^RIFOLIUM FUCATUM Lindl. 

 TRIFOLIUM GRACILENTUM T. & G. 

 TRIFOLIUM INVOLUCRATUM Willd. 

 TRIFOLIUM MACRAEI H. & A. 

 y albopureum H-A da i 

 T ciliolatum Bth da 4 

 T bifldum Ge da 4 



T repens Ij da 4 



T roscidium Ge da 4 

 T stenophyllum Nutt da 4 

 T depauperatum Desv da 4 

 T cyatlilferum ijindl da 5 

 TRIFOLIUM MONANTHUM A. Gray. 

 TRIFOLIUM MICROCEPHALUM Pursh 

 TRIFOLIUM RUSBYI Greene. 

 TRIFOLIUM TRIDBNTATUM Lindl. 



Genus MELILOTUS Tournefort. 



MELILOTUS ALBA Lam. 

 ikIELILOTUS PARVIFLORA Desf. 



Genus AMORPHA L-lnnaeus. 

 AMORPHA CALIFORNICA Nutt. 



Genus MKDICAGO Linnaeus. 



kEDICAGO DENTICULATA Wllld. 

 Bur clover or toothed medick, @ of the Med- 



95 



iterraneau region, which has become natural- 

 ized in most warm countries, valuable forage, 

 but more prominent in our gardens as a weed 

 of rapid growth, da 5 j s 

 MEDI'CAGO LUPULINA Linn. 



Black medick, nonesuch, black grass, hop 

 clover, (f, or biennial, widely grown for pas- 

 ture. Or 60 d 

 MEDICAGO SATIVA Linn. 



Alfalfa is probably the best known & most 

 extensively grown forage plant in America, & 

 is known by many names such as lucern, pur- 

 ple medick, Spanish trefoil, Brazilian clover. 



Genus PSORALEA Linnaeus. 



PSORALEA CALIFORNICA S. Watson. 

 PSORALEA MACROSTACHYA D. C. 

 PSORALEA ORBICULARIS Lindl. 

 Genus GLYCYRRHIZA Linnaeus. 



GLYCYRRHIZA LEPIDOTA Pursh. 

 Genus UALEA Linnaeus. 



DALEA CALIFORNICA S. Watson. 

 DALEA EMORYI A. Gray. 

 DALEA MOLLIS Benth. 

 DALEA OROUTTII S. Watson. 



"Perennial, with numerous short slender 

 herbaceous subprocumbent or ascending 

 stems (3-4' long) from a woody 

 branching rootstock, appressed silky-pu- 

 berulent: leaves 4-6" long, the folded 

 oblong-obovate leaflets (4-6 pairs) V2" 

 long, glabrous above: peduncles about 

 equalling the leaves; spikes short (W 

 long), somewhat crowded, the fl. reflexed 

 or spreading: calyx short-villous, turbi- 

 nate, the lanceolate acuminate teeth 

 equalling or exceeding the tube; the p. 

 orbicular banner and the wings scarcely 

 exserted, the broad twice-longer keel p. 

 on the inner margin."— S. Watson, Proc. 

 Am. Acad., xx. 359 (Feb. 21, 1885). 

 DALEA PARRYI Torr. & Gray. 

 DALEA SCHOTTII Torr. 

 DALEA SPINOdA A. Gray. 



Genus ASTRAGALUS Tournefort. 



ASTRAGALUS LIMITUS Sheldon. 



A LIMITUS Sheldon Minn bot btudies b9 126 



"T^, robust, bushy but not woody, miautely 

 pubescent with sparse, ascending hairs; stems 

 3-6 dm high, erect, thick, striate: leaves 10-12 

 cm in length, numerous, rachis channelled; 

 leaflets l-3>^ cm in length, in 5-9 pairs, orbicu- 

 lar, obovate or oblong, rarely obcordate, ob. 

 tuse or retuse; stipules triangular-ovate, foli- 

 aceous, reflexed; peduncles thick, striate, ex- 

 ceeding in length the leaves, loosely subspi- 

 cate; fls 0-15 mm in length, spreading or re- 

 flexed; calyx cylindrical, apfressed pubescent 

 with nigrescent hairs, the teeih unequal, 

 much shorter than the tube; corolla magenta 

 colored when fresh, becoming violet when 

 dried; legume 2-2)^ cm in length, chartaceous, 

 horizontal or ascending, ovate, with a long, 



