DIVISION EIGHT — SCIENCE. 637 



APIUM Linn. Celery. 



A. GRAVEOLENS Linn. (Wild Celery.) O. K., A. S. March-August. 

 APIASTRUM Autt. 



A. ANGUSTiFOUUM Nutt. Common below 2,000 feet. April— June. 

 FOENICULUM Adans. Fennel. 



F. vui.GARE Ger. O. K. Along streets. May— July. 

 PEUCEDANUM Linn. 



P. CARUiFOLiUM T. & G. Hills near Arroyo Seco, April — June. 



P. HASSEi C. & R. Hills near Arroyo vSeco. March — May. 



P. UTRICULATUM Nutt. Com. in unbroken soil below 1,500 feet. March — May. 

 DAUCUS Tourn. Carrot. 



D, pusinus Michx. (Wild carrot) Com, below 1,800 feet. March— May, 

 CAUCALIS Linn, 



C. MiCROCARPA H. & A. Oak Knoll. April and May. 



C. NODOSA Hudson. Oak Knoll. April and May. 



AraliaceiS, 

 ARALIA Linn. 



A. CAi^iFORNiCA Wats. (Spikenard.) Canyons of S. G. Mts. June — August. 



CornacecB. 



CORNUS Linn. Cornel. Dogwood. 



C. occiDENTALis (T. & G.) Cov. Oak Knoll. April— September. 

 GARRY A Dougl. 



(t. veaTCHIi Kell. Echo Mt. May— July. 



Sax if rag ace cs. 



SAXIFRAGA Linn. Saxifrage. 



S. CALiEoRNiCA Greene. Arroyo Seco. April — June. 

 BOYKINIA Nutt. 



B. ROTUNDIFOLIA Parry. Canyons of S. G. Mts. June — August. 

 TELLIMA R. Br. 



T. AEFiNis (Gray) Bol. O. K., A. S., canyons of S. G. Mts. March and April. 

 HEUCHERA Linn. 



H. RUBESCBNS Torr. Frequent in S. G. Mts.. above 5,000. June—August. 

 RIBES Linn. Currant. Gooseberry; 



R AMARUM McC. Erythea IL 79. Canyons of S. G. Mts. February— March. 



R. DiVARiCATUM Dougl. Oak Knoll. February — May. 



R. GLUTINOSUM Benth. S. G. Mts. 2,000 — 5,000 feet. January — March. 



R. HESPERiUM McC. Erythea. II, 79. Canyons of S. G. Mts. January and 

 February. 



R. SPECrosuM Pursh. Hills near Arroyo Seco. January — March. 



R, TENUiFi^ORUM Lindl. Hills near Arroyo Seco. February and March. 



O assulacecg. 

 TILLAEA Linn. 



T. MINIMA Miers. Common below 3,000 feet February — May. 



COTYLEDON Linn. 



C. i,ANCEOi,ATA Benth. Oak Knoll, foothills of S. G. Mts. June and July. 



Cadacea. 

 CEREUS Haw. Cactus. 



C. EMORYi Engelm. Arroy Seco. May and June. 



OPUNTIA Tourn. 



O. ENGELMANNi Salm.' (Prickly Pear.) Com. in dry unbroken soil. May and 

 June. 



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