Cirsium hillii
WebEtymology: Cirsium = from the Greek kirsion, "a kind of thistle;" also cirsos meaning "a swollen vein" for which thistle was once a remedy. Characteristics: Spiny biennials or perennials.Leaves alternate, sessile, usually pinnatifid and spiny. Flowers all tubular, perfect, or (in C. arvense) dioecious, rose to purple, rarely white or cream.. Involucral bracts … WebApr 16, 2024 · Hill’s thistle (Cirsium hillii (Canby) Fernald) is a perennial plant endemic to the Great Lakes region of North America. Hill’s thistle is listed as threatened in Ontario and Canada where it ...
Cirsium hillii
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WebHill's thistle (Cirsium hillii) is classified as a threatened species throughout much of its range, primarily due to the destruction and fragmentation of its habitat. This study addresses the impact of population size and isolation on the genetic diversity of Hill's thistle. We used microsatellite markers to genotype plants collected from the ... http://www.iowaplants.com/flora/family/Asteraceae/cirsium/Cirsium_spp.html
Web(Cirsium flodmanii) Hill’s thistle (Cirsium pumilum. var. hillii) Life Cycle: Perennial. Habitat: Wet or dry upland prairies, roadsides. Soil moisture: Wet - mesic to mesic. Height: 2 - 5 ft. Leaves: Lobed or non-lobed (can be wavy); underside with dense, pale felt-like hairs; upperside green with thinly matted hairs to somewhat hairless. Stems:
WebIn Cirsium hillii, genetic differentiation among populations was low, along with the presence of private alleles in some populations and low gene flow (Freeland et al. 2010). On the other hand, a ... WebThe description for Cirsium hillii, adapted from Higman & Penskar (1999) and Cusick (1995) is as follows: A generally short (25 to 60 cm tall) perennial thistle with a deep, hollowed, clustered root system with tuberous swellings. The leafy stems are soft, ridged, …
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WebMar 18, 2024 · Cirsium hillii. Cirsium pumilum ssp. hillii : Common Names : Hill’s thistle. hollow-rooted thistle. pasture thistle . Glossary. Bract. Modified leaf at the base of a flower stalk, flower cluster, or inflorescence. Clasping. Describing a leaf that wholly or partly surrounds the stem but does not fuse at the base. fisher price car slideWebUSDA Plants Database fisher price cars wheelies radiator springsWebCirsium hillii [native] (Hill's thistle) [syn. C. pumilum] Cirsium muticum [native] (Swamp thistle) Cirsium undulatum [native] (Wavyleaf thistle) Cirsium vulgare [Alien] (Bull thistle) Comparing the floral heads of the three most prominent thistles in our area should help … fisher price case studyWebCirsium hillii is a species that is dependent on natural disturbance in order to maintain its critical habitat, primarily fire, but also drought. Natural wildfire has been suppressed for at least one hundred years throughout its range. With this altered disturbance regime, … fisher price cars race trackWebCirsium hillii << Hill's thistle x Cirsium vulgare* Bull thistle x X X Claytonia virginica Spring beauty x X Comandra umbellata False toadtlX X X Cornus racemosa Gray dogwood x X X Corylus americana Hazelnut x X X x * = Non-native species, << = State Threatened Species, Mowed field: includes the fence row and forest edge. fisher price cars toyshttp://connectioncenter.3m.com/methodology+vs+thistle can a lion and tiger breedWebvar. hillii; var. hillii Tags: #purple #white flowers #wildlife plant #purple flowers #pink flowers #weedy #nectar plant #specialized bees #NC native #agressive #scarlet flowers #prickly #wind dispersed seeds #disturbed areas #wildflower garden #naturalized area #bird … can a lion and tiger mate