BOTANY OF SANTA CRUZ ISLAND. 413 



278. QuERCUS AGRIFOLIA. Liebm. 1. c. — A beautiful 

 growth of this tree in every valley and broad canon: also 

 on the higher northern slope, on open hill tops, a more re- 

 duced and compacted form with all, or nearly all, the flow- 

 ers perfect, and acorns consequently spicate. 



279. QuERCus PARTULA, Greene, Pittonia. i. 40. 



280. PiNUS iNSiGNis, Dougl. var. binata, Engelm. Bot. 

 Cal. ii. 128. — Small trees, growing in a scattered way along 

 the northward slope, but forming dense forests toward the 

 summit and at the western end of the island. 



281. Habexaria elegans, Bolander, Cat. PI. San Fran- 

 cisco, 29. — Frequent on wooded hills at the north. 



282. SiSYRiNCHiUM BELLUM, Watson, Proc. Am. Acad, 

 xii. 277. — Interior only. 



283. Bloomerea aurea, Kellogg, Proc. Cal. Acad. ii. 11. 

 Common on the north side, but extremely abundant in the 

 interior; see page 386. 



284. Brodeea insularis, Greene (see page 134). 



285. LiLiUM HuMBOLDTii, Eoezl & Leicht. ; Duchartre, 

 Obs. 105. — Very common in woods everywhere. 



286. Calochortus . A species of the Cyclo- 



hotJira section; common in woods of the north side; long 

 past flowering, and not to be identified specifically. 



287. Calochortus . A species of the true Calo- 



cliortus (perhaps, indeed, several species); abundant on 

 grassy slopes of the interior.^ 



288. Zygadenus Fremonti, Torr. Pac. E. Kep. vii. 20. 



289. Typha bracteata. Eather slender, 15 — 18 feet 

 high, the staminate and pistillate spike each 12 — 16 inches 

 long, separated by an interval of an inch or more, aggre- 

 gate length of spike in the largest specimens fully 3 feet, 



