Calochortus tiburonensis A.J. Hill
Family: Liliaceae
Tiburon Mariposa lily
Calochortus tiburonensis image
Jo-Ann Ordano  
Stems usually branching, 1-6 dm. Leaves: basal persistent, 1-7 dm; blade lanceolate, flat. Inflorescences 2-several-flowered. Flowers erect; perianth open, campanulate; petals light yellow-green, flecked and streaked purplish brown, oblanceolate, ciliate to near apex, hairy; glands depressed, bordered proximally by ciliate membrane, distally by 2 or more rows of short hairs; anthers short-tipped. Capsules erect, angled, apex acute. Seeds dark brown, irregular. 2n = 20. Flowering late spring--early summer. Serpentine grasslands; of conservation concern; 0--200 m; Calif. Calochortus tiburonensis is known only from Ring Mountain, Marin County.

Calochortus tiburonensis image
Gary A. Monroe  
Calochortus tiburonensis image
Gary A. Monroe  
Calochortus tiburonensis image
Earl Nance  
Calochortus tiburonensis image
Gary A. Monroe  
Calochortus tiburonensis image
Gary A. Monroe  
Calochortus tiburonensis image
Earl Nance  
Calochortus tiburonensis image
Gary A. Monroe  
Calochortus tiburonensis image
Gary A. Monroe  
Calochortus tiburonensis image
Earl Nance  
The National Science Foundation
This project made possible by National Science Foundation Award 1410069