Nymph, Arizona, Chenopodiaceae, polychromatism, San Pedro Riparian National Conservation Area, Whitewater Draw, Cochise County, snakeweed
, Hesperotettix viridis viridis
, requiring transplant; industry and
Dirty Dozen: 12 Supplements to Avoid Name(s) Dangers Regulatory Actions DEFINITELY HAZARDOUS: Documented organ failure or known carcinogenic properties Aristolochic acid Potent human carcinogen; FDA warning to (Aristolochia, birthwort, kidney failure, consumers and snakeroot, snakeweed
, sometimes requiring industry and import sangree root, sangrel, transplant; deaths alert in April serpentary, serpentaria, reported.
Dirty Dozen: 12 Supplements to Avoid Name(s) Dangers Regulatory Actions DEFINITELY HAZARDOUS: Documented organ failure or known carcinogenic properties Aristolochic acid Potent human FDA warning to (Aristolochia, carcinogen; kidney consumers and birthwort, snakeroot, failure, sometimes industry and import snakeweed
, sangree requiring transplant; alert in April 2001.
20% forbs, mostly skunkbrush sumac (Rhus trilobata), broom snakeweed
, (Gutierrezia sarothrae), and rabbitbrush (Chrysothamnus nauseosus); and 5% cacti, mostly soapweed (Yucca glauca) and plains prickly pear (Opuntia polycantha var.
The ugliness of once vibrant grassland turned to bare sand, scabbed over with mesquite and snakeweed
, may be more subtle than giant metal towers, but it's arguably much more profound.
(Gutierriza sarrothrae), however, tended to increase as clipping/trampling intensity increased.
Common grasses present in the study area were western wheatgrass (Agropyron smithii), blue grama (Bouteloua gracilis), side-oats grama (Bouteloua curtipendula), buffalo grass (Buchloe dactyloides), and Canada blue-grass (Poa compressa), interspersed with the common herbaceous perennials aster (Virgilus falcatus), snakeweed
(Gutierrezia sarothrae), blazing star (Liatrus punctata), prairie cone-flower (Ratibida co1umnifera), orange arnica (Arnica fulgens), and a sedge species (Carex pennsylvanica).
In the red dust between the scattered clumps of mesquite, snakeweed
and yucca live a number of small many-legged creatures--including scorpions and furry tarantulas--that most of us would rather not disturb.
To keep shrubs compact, cut all stems of beautyberry, bluebeard, butterfly bush, dyer's greenweed (Genista tinctoria), rubber rabbitbrush, and snakeweed
(Gutierrezia sarothrae) to within a few inches of the ground before they leaf out.
Also called richweed, white sanicle, white snakeweed
, Indian sanicle.
A sea of mesquite, fringe sage, and snakeweed
have swallowed the remaining adobe ruins, allowing only the tops of the crumbling buildings to reach for the first rays of the sun.
Apache plume (Fallugia paradoxa), wax current (Ribes cereum), skunkbush sumac (Rhus trilobata), Diamond Valley suncup (Camissonia gouldii), and California brickellbush (Brickellia californica) were most characteristic of young ecosystems; while blue grama grass (Bouteloua gracilis), squirreltail (Elymus elymoides), broom snakeweed
(Gutierrezia sarothrae), rose heath (Chaetopappa ericoides), Abert's creeping zinnia (Sanvitalia abertii), and pingue rubberweed (Hymenoxys richardsonii) were most characteristic of older ecosystems (Table 3).
understory plants included a thin mantle of dry grasses, Broom snakeweed
(Gutierrezia sarothrae), Graham's Mimosa (Mimosa grahamii), and a scattering of Palmer's century Plant (Agave palmeri); cholla cactus (Cylindropuntia sp.