Plant species of concern and plant associations of Powder River county, Montana E1C3380F-9100-4DF5-BBE8-6E6321664192 Year: 2002 Figure 24. Illustration of Phlox andicota Habitat: This species occupies sandy soil of grasslands and open pine woodlands on die plains. Most of tJie settings are well-vegetated, yet there is still bare giound. Associated species are mid- successional and usually occupy sandy ecological sites. The single Powder River County population was found in a sandy ecological site, in partially-healed blowout habitats, associated witli prairie sandreed (Calamoxilfa longifoha
Plant species of concern and plant associations of Powder River county, Montana E1C3380F-9100-4DF5-BBE8-6E6321664192 Year: 2002 Figure 24. Illustration of Phlox andicota Habitat: This species occupies sandy soil of grasslands and open pine woodlands on die plains. Most of tJie settings are well-vegetated, yet there is still bare giound. Associated species are mid- successional and usually occupy sandy ecological sites. The single Powder River County population was found in a sandy ecological site, in partially-healed blowout habitats, associated witli prairie sandreed (Calamoxilfa longifoha). sandhills bluestem (Andropogon halhi), lemon scurfpea (Psoralea lojiceofata) and yucca {Yuccaglattcd). Comments: It is an early- to mid-succession species of plains and woodlands subject to Figure 25. Photograph of P/iJox aitdicola vegetation encroachment in the more productive settings. Anecdotal observations indicate that it is favored by fall fire and winter glazing. Grazing and disturbances tliat reduce competition may benefit tlie species at low levels. Physaria brassicoides Rydb, Double bladdeipod Mustard Family (Brassicaceae) BLM status: - USFS status: - Global rank: G5, State rank: S2 State status summniy: Double bladdeipod is known from over five occuiTences in Montana, these witli mostly low numbers ofplants. Description: Double bladdeipod is a perennial herb with numerous ascending stems that are 2 to 17 cm long and arising from a basal rosette that surmounts a branched crown and large taproot. The basal leaves are 2 to 8 cm long and are spoon- shaped witli long petioles (Figure 26). The few, alternate stem leaves are broadly lance-shaped. Foliage is covered with silveiy, star-shaped hairs appressed to tlie suiface. The yellow, stalked flowers are borne at tlie tops of tlie steins in a narrow inflorescence that elongates as Hie fruit matures (Figure 27). Each flower has 4 separate Appendix C-11
Size: 1729px × 1157px
Photo credit: © Bookend / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: archive, book, drawing, historical, history, illustration, image, page, picture, print, reference, vintage
