September 26, 1908 55 
Mt. Tamalpais, Marin county, Rydberg 6228, June 15, 1905. 
Type in the herbarium of the New York Botanical Garden. 
Related to C. purpuratus Greene, from which it is distin- 
guished chiefly by the broadly lanceolate, cuspidate-acuminate, 
equal sepals, and the pale green, subglaucescent foliage. 
* COoNVOLVULUS PURPURATUS Greene, Pittonia 3: 332. 1898. 
Convolvulus luteolus A. Gray, Proc. Am. Acad. 11: go. 
1876.—Bot. Cal. 1: 533. 1876.—Syn. Fl. N. Am. 2: 
Part 1, 216. 1878. Not C. duteolus Spreng. 1825. 
Convolvulus sagittifolius H. & A. Bot. Beech. 151. 1841. 
Not C. sagzttzfolius Michx. 1803. 
Convolvulus californicus Benth. Pl. Hartw. 326. 1849. Not 
C. californicus Choisy, 1845. 
Along the seaboard of middle California. 
* CONVOLVULUS PURPURATUS Solanensis (Jepson) 
Convolvulus luteolus var. solanensts Jepson, Fl. West. Mid. 
Cal. 388. Igor. 
Type from the Vaca mountains. 
» CONVOLVULUS PURPURATUS fruticetorum (Greene) 
Convolvulus fruticetorum Greene, Pittonia 3: 333. 1898. 
Range: Bushy foothills of the inner Coast Range of Cali- 
fornia. 
- 
List OF SPECIES 
1. C. Soldanella \,. Sp. Pl. 159. 1753. 
2. C. seprum 1, Sp. Plot53- 1753: 
3. C. Binghamiae Greene, Bull. Cal. Acad. 2: 417. 1887. 
4. C. limnophilus Greene, Pittonia 3: 329. 1898. 
5. C. cyclostegius House, Muhlenbergia 4: 53. 1908. 
6. C. occidentalis A. Gray, Proc. Am. Acad. 11; 89. 1876. 
7. C. polymorphus Greene, Pittonia 3: 331. 1898. 
8. C. macrostegius Greene, Bull. Cal. Acad. 1: 208. 1885. 
