Monday, February 29, 2016

Collomia grandiflora (Large-flowered Collomia, Mountain Collomia)

 5/8/04 Green Valley Falls Trail, Cuyamaca Rancho State Park, San Diego County, CA

5/8/04 Green Valley Falls Trail

 7/3/05 County Road 73 to Big Sage Reservoir, Devil's Garden Natural Area,
Modoc National Forest, Modoc County, CA

 7/3/05 County Rd. 73 to Big Sage Reservoir


COMMON NAME: Large-flowered 
Collomia, Grand Collomia, Mountain Collomia

SPECIES: Collomia grandiflora

FAMILY: Polemoniaceae (Phlox Family)


LOCATION: Green Valley Falls Trail, Cuyamaca Rancho State Park, San Diego County, CA


Treatment from The Jepson Manual (1993):


Stem erect, simple or branched above in robust plants

Leaves: basal lanceolate, toothed; cauline lanceolate to linear, entire, generally glabrous above, glaucous, slightly glandular below

Inflorescence: head, terminal; flowers sessile

Flower: calyx 7–10 mm, lobes lanceolate; corolla 15–30 mm (< 5 mm in cleistogamous flowers), yellow to orange; pollen generally blue

Ecology: Open areas

Elevation: 600–2500 m.  

Bioregional distribution: California Floristic Province, n East of Sierra Nevada 

Distribution outside California: to British Columbia, Idaho, Colorado, Arizona; naturalized in Europe

Flowering time: Apr–Jun

Fully cleistogamous plants have single stems < 10 cm with 3–7 flowers at tip

Horticultural information: SUN, DRN: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24.

No comments:

Post a Comment