Hackelia diffusa is a species of flowering plant in the family Boraginaceae known by the common name spreading stickseed.[1]
Hackelia diffusa | |
---|---|
![]() | |
Hackelia diffusa flowering near Wenatchee, Washington | |
![]() | |
Almost ripe nutlets of Hackelia diffusa var. arida | |
Scientific classification ![]() | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Asterids |
Order: | Boraginales |
Family: | Boraginaceae |
Genus: | Hackelia |
Species: | H. diffusa
|
Binomial name | |
Hackelia diffusa (Lehm.) I.M. Johnst.
|
Distribution and habitat
editThe plant grows east of the Cascades in British Columbia, Washington and Oregon.[2] Its habitats include rocky cliffs, talus slopes, and shrub steppe.[3]
Description
editHackelia diffusa is a perennial herb from 2 to 7 dm tall. The lower part of the plant is covered with spreading, stiff hairs, while the upper has appressed hairs.[2]
It has an inflorescence of false-racemes with numerous white flowers that have a yellow center. The boom period is from May to July. The fruits are clusters of four nutlets that have marginal and intramarginal prickles.[2]
References
edit- ^ USDA Plants database, accessed May 20, 2021- https://plants.usda.gov/home/plantProfile?symbol=HADI2
- ^ a b c "Burke Herbarium Image Collection". biology.burke.washington.edu.
- ^ "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 2022-06-08.