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Longhorn Seablush
Plectritis macrocera
About Longhorn Seablush (Plectritis macrocera) 0 Nurseries Carry This Plant Plectritis macrocera is a species of flowering plant in the honeysuckle family known by the common names longhorn seablush and white plectritis. It is native to western North America from British Columbia to Montana to California, where it is a common plant in mountains, valleys, open steppe, and coastal habitat types. It is an annual herb growing erect to a maximum height between 60 and 80 centimeters. The widely spaced, paired and oppositely arranged leaves are oval or somewhat oblong, smooth-edged, and up to 4. 5 centimeters long by 2 wide. The upper ones lack petioles. The inflorescence is a dense, cylindrical, headlike cluster of flowers in shades of pale pink to white. The corolla is under a centimeter long and is divided into five lobes and a short, blunt spur. Media related to Plectritis macrocera at Wikimedia Commons
Plant Description
Plant Type
Plant Type
Annual herb

2 - 2.6 ft tall

Flower Color
Flower Color
Pink, White

Wildlife Supported

Butterflies & moths hosted ( 2 likely * ) SHOW ALL

Landscaping Information
Common uses
Common uses
Butterfly Gardens

Natural Setting
Annual Precipitation: 4.8" - 87.4", Summer Precipitation: 0.15" - 2.83", Coldest Month: 29.8" - 57.4", Hottest Month: 53.5" - 86.5", Humidity: 0.20" - 37.79", Elevation: -122" - 6472"

Alternative Names
Common Names: Long-horned Plectritis, Longhorn Plectritis, White Plectritis

Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora

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