VOL. Iv. ] ~ Flora of Bouldin Island. 215 
Senecio vulgaris L. 
*Cnicus lanceolatus Hoffm. Abundant and the only thistle 
observed on the island. 
Centaurea Melitensis \,. 
Lactuca scariola 1, Becoming common about the landings 
and roadsides. 
Anagallis arvensis L. 
Apocynum cannabinum L,. 
Asclepias Mexicana Cav. Infrequent. 
Heliotropium Curassavicum 1,. 
Convolvulus arvensts 1,. Abundant. 
Convolvulus Sepium 1, Common about the levees and banks 
of sloughs and about the marshy borders of the Sacramento and 
San Joaquin Rivers. The early flowers appear to hardly ever 
set their seeds. : 
Cuscuta arvensis Beyr. Abundant. 
Solanum nigrum I,. 
Scrophularia Californica Cham. 
Mimulus luteus \,. 
Veronica Americana Schwein. 
Utricularia vulgaris 1,. Central Slough near the schoolhouse 
in company with Brasenia peliata, etc. 
* Mentha putegioides I,. Occasional, occurring also near the 
county road at Paradise Cut about four miles from Lathrop. 
Hedeoma purpurea Kell. changed by Dr. Gray in Bot. Cal. 
to Micromeria purpurea, proves to be Mentha Canadensis I. Dr. 
Kellogg’s type is at Harvard. It is one of the rank abundant 
plants of the island. 
Lycopus sinuatus EM. In several forms. 
Lycopus lucidus var. Americanus Gray. 
_ Nepeta Glechoma Benth. 
Scutellaria galericulata VL. 
* Scutellaria laterifiora L. 
Stachys ajugotdes Benth. 
