G. Trends 16. SENSITIVE PLANTS A. Introduction 3-53
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average of the county population projections as financed by State Off-Highway Vehicle follows “Greensticker”funds Additional developments areplannedwth theimplementation ofthe 1989 Local Counties 50% Winter OHV Management Plan. SacramentoNuba City Area 30% Rest of California 20% Dispersed Recreation As population increases and emphasis on developed recreation facilities Table 3-15 shows estimated future recreation decreases, increased dispersed recreation is ex- use for each Recreation Opportunity Spectrum pected. It is difficult to predict the trends in (ROS) Class According to these projections, developed recreation demand will exceed supply specific dispersed reereation activities; however, by the middle of the third decade Total devel- maintaining a range of recreational opportuni- oped recreation (public and pnvate) capacity is ties through the Recreation Opportunity Spec- 1,055,000 RVD’s while projected fourth decade trum (ROW should help meet the varied recre- use is 1,155,900 RVD’s Until then, existing ation needs of the future developed recreation facilities are assumed to meet demand Recreation Residences Because of the antici- pated demand for water-onented recreation in On high use weekends, it will not be possible to the future, continued occupancy of waterfront meet peak demand at the more desirable devel- reereation residence lots will need to be moni- oped facilities Recreation users can be encour- tored. For this planning cycle, use of the major- aged to use facilities not traditionally full. Tem- ity of the 400 recreation residences is expected to porary overflow sites can also be provided, or continue additional capacity on high demand sites can be built 16. SENSITIVE “Pnvate developed recreation under Forest Ser- PLANTS nee permit is included wth “public developed” for total recreation projections However, it will a. Introduction probably not grow substantially in relation to total developed recreation One reason is the Sensitive plant species are those native plants lackofnew capacity for recreation residences (53 listed as Sensitive by the Regonal Forester percent of private recreation) on Forest land This listing is based on the special management Indicators are static growth in organized sites emphasis needed to insure their viability and to (27 percent of pnvate use) and declining use for preclude the need for Federal or State listing as resorts and lodges (three percent of private use) Threatened or Endangered If private recreation does increase, the Forest wll consider increasing capacity on a site by site Public interest in Sensitive plants is based both basis on aesthetic appreciation and on the ecological pnnciple of “savmg all the pieces” Since these g. Trends species exist in small discrete populations, ex- cessive disturbance to their specialized habitats DevelopedRecreation Past reductions in capi- could cause extinction tal financing for recreation have reduced the emphasis on construction of new facilities for Because the Forest typically has large tracts of developed recreation Reductions in operation uniform habitat types, most plant species are and maintenance funds have provlded the impe- tus to explore concession operation of public wdely distnbuted Only twelve species that campgrounds by the pnvate sector The opera- have been designated as Sensitive by the Re- tion of the Eagle Lake campgrounds by a conces- gonal Forester are known to occur on the Forest sion is the first attempt at this (Orcuttza tenuis and Gratiola heterosepala are listed as Endangered by the State ) Their habi- With the recent increase in snowmobiling, the tats tend to be small and isolated and the plants Forest has improved snowmobile opportunities are normally sparsely distnbuted Therefore, by building parlung areas and warming huts populations ofthese species are easily overlooked Chapter 3 -Affected Environment 3-53 b. Populations Quincy lupine (Lupinus daleszae) is a yellow flowered lupine found in open, rocky soil in the The twelve Sensitive plant species that areknown Feather River drainage It is found near Yellow to occur on the Forest are: Creek on the Almanor Ranger Distnct Arabzs constancez (Constance’s Rock Cress) Egg Lake monkeyflower (Mzmuluspygmaeus) Asplenium sepentrionale (Northern is a miniscule annual apparently restncted to Spleenwort) moist soil areas in meadows, along streams, and Calochortus longebarbatus var in drymg muddy pools on flats longebarbatus (Long haired star tulip) Eryngzum mathazszae (Mathias’ Coyote Closed throated beard tongue (Penstemon Thistle) personatus) is a perennial herb gromng on dry Gratzola heterosepala (Boggs Lake hedge- hillsides in fir and mixed conifer forests Popu- hyssop) - State Endangered lations are known on the southern boundary of Lupznus dalesiae (Quincy Lupine) the Forest. Mzmulus pygmaeus (Egg Lake monkeyflower) Slender Orcutt grass (Orcuttau tenuzs) is a Penstemon personatus (Closed throated member of the grass fanuly that grows in the beard tongue) beds of vernal pools on the northern portion of Orcuttza tenuzs (Slender Orcutt grass) - the Forest State Endangered Scheuchzerza palustrzs uar amerzcana American scheuchzeria (Scheuchzerza (Amencan scheuchzena) palustris uar amerzcana)is a perennial bog plant Sedum albomargznatum (Feather River last seen in California in 1897 and presumed stonecrop) extinct It was recently re-discovered on the Senecio eurycephalus uar lewzsrosez (Cut- Forest at Willow Lake and Doming0 Lake leafed butterweed) Feather River stonecrop (Sedum These species occupy specific and localized habi- albomorgznatum) grows on serpentine rock cliffs tats mthin the Forest near Yellow Creek Constance’s rock cress (Arabzs constancez) Cut-leafed butterweed (Senecioeurycephalus grows in rocky serpentine areas near Yellow uar lewzsrosez)is a small perennial herb found m Creek the Yellow Creek area of the Almanor Ranger Distnct It is associated mth serpentme soils Northern spleenwort (Asplenium septentrzonale) grows on volcanic rock outcrops In addition to the twelve species known to occur, in and near Lassen Volcanic National Park 10 other plant species wth low population num- bers have a high probability of occumng on the Long-haired star tulip (Calochortus longe- Forest They are: barbatus) growsusually at themargmsof grassy meadows that are wet in spring and early sum- Stoloniferous pussy-toes (Antennarza mer and dry out completely in middle to late flagellarzs)grows in gravelly soil with low sage- summer brush just north of the Forest Mathias’ coyote thistle (Eryngzum mathza- Wilkin’s harebell (Campanula wzlkmszana)has slue) grows in vernal pools and seasonally wet been sighted on private land surrounded by Las- drainages in the northern part of the Forest sen National Forest. Bogg‘s Lake hedge-hyssop (Gratzola hetero- Talus collomia (Collomza debzlzs spp larsenzi) sepala) grows in vernal pools and reservoirs on is an alpine species with very few locations in the Hat Creek Ranger District California State California, including Lassen Volcanic National Endangered Park 3-54 Chapter 3-Aflected Environment Butte County fritillary (Frrtallarra In plannmgand implementing resource projects, eastwoodrae) is found in foothills from Butte to known locations of Sensitive plants are avoided Shasta Counties or effects are fully mitigated If a new Sensitive plant is encountered, it receives similar protec- Cantelow’s lewisia (Lewrsaa cantelowu) grows tion, as outlined in the Forest Semce Manual on wet granite cliffs or outcrops both north and (2670) and the R-5 Threatened and Endangered south of the Forest Program Handbook Bellinger’s meadowfoam (Lrmnanthesfloccosa d. Opportunities spp bellrngenana) grows in vernal pools and drainages, it has been collected near Lake Bnt- The Forest will conserve Sensitive plant popula- ton Taxonomy of this subspecies is uncertain tions by identifying their specific habitats and preventing their dmturbance or destruction The Stebbins’ monardella (Monardella stebbansrr) first step is to complete a comprehensive survey grows on serpentine soils; known from Yellow of all suitable and potential habitats Once the Creek and Feather River drainages populations of a plant are located, care can be taken to protect its habitat, and thereby insure Modoc County knotweed (Polygonum that the species remains in a viable condition If polygalordes spp esoterxum)grows in seasonally viability of a species is threatened, steps can be dry flats and pond basins in sagebrush and taken to protect or restore habitat or to otherwise juniper woodlands increase populations Short petalled campion (Silene muasa) is The Forest can maintain Sensitive plant popula- known from the Tahoe, Plumas, Eldorado, tions if all planned timber sales and other projects Shasta-Tnnity, Stamslaus, and Toiyabe National continue to be assessed for Sensitive plants It Forests, and in Lassen Volcanic National Park. may also become necessary to modify existing grazing uses, proposed road locations, timber Salmon Mountains wakerobin (Trillrum harvest units, relocate burning unit boundanes, ouatum spp oetangerr) grows near wet or moist or other habitat disturbances The need for such drainages in mured comfer forestsjust northwest action, however, is likely only in occasional iso- of the Forest. lated situations These plants occur on lands surrounding the Indimdual Sensitive plant management guides Lassen National Forest in similar habitats, so it mll be developed to aid in species’ conservation. is highly probable that they occurin theForest as well The Forest can improve