Lupinus arboreus (Yellow Bush Lupine)

 8/7/17 Beach access trail from Oceano Campground, 
Pismo State Beach, San Luis Obispo County, CA

8/8/17 Beach access trail from Oceano Campground, 
Pismo State Beach, San Luis Obispo County, CA

 8/7/17 Beach access trail from Oceano Campground, Pismo State Beach,

San Luis Obispo County, CA

8/7/17 Beach access trail from Oceano Campground, Pismo State Beach,

San Luis Obispo County, CA

LIFE LIST NOTES:

COMMON NAME: Yellow Bush Lupine

SPECIES: Lupinus arboreus

FAMILY: Fabaceae (Pea Family)

LIFE LIST DATE: 8/7/2017

LOCATION: Creekside, bridge at Whitney Portal National Recreation trailhead. Lone Pine region, Eastern Sierras, Inyo National Forest, Inyo County, CA

*******************************************************************************

Jepson eFlora:

NATIVE

Habit: Shrub < 20 dm, green-glabrous to silver-hairy. 

Stem: erect. 

Leaf: cauline; stipules 8--12 mm; petiole 2--3(6) cm; leaflets 5--12, 20--60 mm. 

Inflorescence: 10--30 cm, flowers whorled or not; peduncle 4--10 cm; pedicels 4--10 mm; bract 8--10 mm. 

Flower: 14--18 mm; calyx upper lip 5--9 mm, 2-toothed, lower 5--7 mm, entire; petals generally yellow (lilac to purple, especially north of central NCo), banner back glabrous, spot darker or not to white, keel upper margins ciliate claw to tip, lower glabrous. 

Fruit: 4--7 cm, brown to black, hairy. 

Seed: 8--12, 4--5 mm, black to tan, often striped lighter. 

Ecology: Coastal bluffs, dunes, or more inland; 

Elevation: < 100 m. 

Bioregional Distribution: NCo, CCo, SnFrB, SCo, ChI (probably naturalized n of Sonoma Co.). 

Flowering Time: Apr--Jul