MAY 1, 1848. 175 



that the number of Exhibitors has somewhat fallen off in con- 

 sequence of the disordered state of commerce, and that the 

 Council contemplate making changes with a view to the greater 

 efficiency of these Exhibitions, 



Collectors. 



The only Collector now in the pay of the Society is Mr. 

 Hartweg, concerning whose proceedings in California the 

 Council has little information beyond what was published in 

 last year's Journal, p. 187. They have received no further por- 

 tion of his Journal, but they have had a very short letter from 

 him, dated Monterey, July 17, 1847, advising them of the 

 despatch of some living plants, which have siuce arrived in 

 tolerable condition. The following are the most important of 

 the plants received alive, or raised from seeds, within the year 

 from this expedition. 



Cupressus raacrocarpa, Hartweg. A tree 60 feet high, from the sea-shore 



near Carniel Bay. 

 Pinus Benthamiana, Hartweg. A tree 100 feet high, from the mountains 



of Santa Cruz. 



Sabiniana. 



macrocarpa. 



insignis. 



californica? A tree 15-20 feet high, from the mountains of Santa 



Cruz. 



Abies Douglasii. From the mountains of Santa Cruz. 

 Corylus. A shrub 6-8 feet high. Found in woods near Santa Cruz. 

 Rhamnus, called " Yerba del Os." A shrub 6 feet high. Monterey. 

 Quercus. Several species ; one called the Chesnut Oak, another an ever- 

 green, another with large sweet acorns. 

 Pavia Californica; the Californian Horse Chesnut. 

 Prunus. One or two species. 

 Calycanthus macrophyllus, Hartweg. A shrub 6 feet high, along the side 



of rivulets near Sonoma. 

 Laurus ? A large tree from the mountains of Santa Cruz and Sonoma. 

 Arctostaphylos tomentosa. 

 Ceanothus. Two or three species ; apparently C. rigidus, papillosus, and 



dentatus. 

 Garrya elliptica ; the female. 

 Sambucus. 



Hugelia. Some annual species. 



Gilia pharnaceoides. An annual from the Carmel mountains. 

 Madaria corymbosa. An annual with white flowers. Found in field.s 



about Sonoma. 

 A Lilium. Apparently new. 

 Several species of Lupinus, Aquilegia, Lathyrus, Malva, Leptosiphon, and 



Delphinium, &c. &c. 

 An Abronia ; with pink sweet-scented flowers. A perennial spreading 



over the ground like a Verbena. From the sea-shore near Monterey. 

 Asclepias. A perennial species. 

 Nicotiana? A perennial with large white flowers. 

 Zauschneria californica. A very pretty perennial, found in fields about 



Santa Cruz. 



