322 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 13 



rocks. Other plants, true geophytes or hemfcryptophytes, with their 

 propagating buds at or below the surface of the ground, include the 

 following : 



Car ex prae gracilis Jepsonia malvae folia 



Eleocharis mamillata Oxalis californica 



Juncus balticus O. pilosa 



Alliu?n praecox Lomatiujn insulare 



Zygadenus Fremontii L. caruifolium 



Bloomeria Crocea Bowiesia septentrionalis 



Brodiaea capitata Torillis nodosa 



B. laxa Sanicula arguta 



B. synandra S. bipinnatifida Hoffmanii 

 Calachortus splendens Conimn maculatum 



C. catalinae Berula erecta 



C. luteus Caucaulis microcarpa 



Chenopodium californicum Echinocystis macrocarpa 



(often suffrutescent). Daucus pusillus 



Floristic Spectrum 



TABLE 9 

 LIFE-FORMS OF SANTA BARBARA ISLAND NATIVE PLANTS 



No. of The percentage distribution of 



species the species among the life-forms. 



S E MM M N Ch H G HH TH* 



Santa Barbara I 57 7 5 21 7 10 2 45 



Normal Spectrum 400 13 6 17 20 9 27 3 1 13 



*The initials for the life-forms of 400 plants of the Mediterranean islands, as 

 used by Raunkiaer (1934) are as follows: 

 S— Stem succulents. 

 E — Epiphytes. 



MM — Mega Mesophanerophytes. Trees or large shrubs, 3-20 m. high. 

 M — Microphanerophytes. Woody plants 2-8 m. high. 

 N — Nanophanerophytes. Woody plants ^-2 m. high. 

 Ch — Chamaephytes. Vegetative buds not over 25-30 cm. above surface. 

 H — Heraicryptophytes. Vegetative buds at surface of soil. 

 G — Geophytes. Vegetative buds in the soil. 

 HH — Hydrophytes. 

 Th — Therophytes. Annuals. 



The native plants of Santa Barbara Island have been used for the 

 construction of a floristic spectrum to illustrate the relative frequency of 

 the different types of insular life-forms. Exotic plants have not been 



