






Dock, smooth (Rumex altissimus). Ia.,. 
Kan. (spp), Miss. (spp), Mo. (s : 
No: (pp). 0. (spp), R. 1. Con 
Wash. (spp). 
Dock, sour (Rumex acetosa). Ark., Kan. 
(spp), Miss. (spp), Mo. (spp), N. Y. 
(spp), O. (spp), R. I. (spp), Wash. 
spp). 
Dock, yellow (Rumex crispus). See 
Dock, curly. 
Dodder (Cuscuta spp). Ala., Ariz., Ark., 
Cal., Colo., Conn., Del., Fla., Ga., Ida., 
Ill., Ind., Ia., Kan., Ky., La., Me., Md., 
Mass., Mich., Minn., Miss., Mo., Mont., 
Neb Nev. N.J. N. M. N.Y. N. C., 
N. Dak. (except coryli), O., Okla., 
Ore> Pa, R. 1. S.C., 'S. Dak. (except 
coryli); Tenn, Tex. U., Vt. Va., 
Wash., W. Va., Wis. 
Dogbane (Apocynum cannabinum). Cal. 
Dogbane, spreading (Apocynum an- 
drosaemifolium.). Wyo. 
E 
English plantain (Plantago lanceolata). 
See Buckhorn. 
English charlock (Brassica arvensis). 
See Mustard, wild. 
Ergot (Claviceps spp). Vt. 
False flax (Camelina sativa). Me. 
False flax, small-seeded (Camelina mi- 
crocarpa). Me. 
Fanweed (Thlaspi arvense). 
nycress, field. 
Fieldcress, Austrian (Rorippa austriaca, 
Radicula austriaca). Cal., Minn., Nev., 
Ore., Wash., Wyo. 
Field madder.(Sherardia arvensis). Ore. 
Field pennycress (Thlaspi arvense). See 
Pennycress, field. 
Field peppergrass (Lepidium campes- 
tre). See Peppergrass, field. 
Fireweed (Erechtites prenanthoides). 
See Burnweed, Australian. 
Five-hook Bassia (Bassia hyssopifolia). 
See Bassia, five-hook. 
Fleabane, daisy (Erigeron ramosus, E. 
strigosus) White top. Me. 
Flowering spurge (Euphorbia corolla- 
ta). See Spurge, flowering. 
Foxtail, water. (Alopectrus genicula- 
tus). Ta: 
Franseria povertyweed (Franseria te- 
nuifolia). See Povertyweed, franseria. 
Franseria, whiteleaved (Franseria dis- 
color). See Povertyweed, silverleaf: 
Frenchweed (Thlaspi arvense). See 
Pennycress, field. 
G 
Galinsoga (Ginsoga parviflora). W. Va. 
Garlic, wild (Alliwm vineale). See On- 
ion, wild. 
Gaura, scarlet (Gaura coccinea). Cal. 
Gaura, wavy-leaved (Gaura sinuata). 
See Pen- 
al. 
Globe podded ball cress (Hymenophysa 
pubescens). See Hoary cress. 
Goat weed (Hypericum perforatum). 
See St. Johnswort. 
Great burdock (Arctium lappa). See 
Burdock, great. 
Great ragweed (Ambrosia trifida). Sce 
Ragweed, great. 
Groundcherry, perennial (Physalis suwb- 
glabrata). Ida., Wash. 
Groundcherry, perennial (Physalis 
longifolia). U. 
Groundcherry .(Physalis Heterophylla) 
Nightshade. U. 
Hare’s-ear-mustard (Conringia orien- 
talis). Me. ; 
Hawkweed, orange (Hieraciwm auran- 
tiacum) Devil’s paintbrush. Conn. 
(spp), Del., Me., Miss., Pa., Va. (spp), 
W. Va. (spp). 
Hedge bindweed (Convolvulus sepium). 
See Bindweed, hedge. 
BUYERS GUIDE 
Hemlock, poison (Conium maculatum). 
See Poison hemlock. 
Hemlock, water (Cicuta maculata). U. 
Hoary alyssum (Berteroa incana). Mich. 
Hoary cress (Lepidiwm draba, L. re- 
pens) Perennial peppergrass, White 
Wore, Aiwa, (Call, Mek, INL, leR, leat, 
Minn., Mont., Neb., Nev., N. Dak., 
Ore., S. Dak., U., Wash., Wyo. 
Hoary cress (Hymenophysa pubescens) 
Ball cress, Globe podded ball cress, 
White top. Ariz., Cal., Ida., Mont., 
Nev., N. Dak., Ore., Wash. 
Hop clover (Trifolium procumbens). 
Colo. 
Horsenettle (Solanum carolinense) Bull 
nettle. Ariz. Cal., Ill., Ind., Ia., Kan., 
MinnemNevenw Nem @OllanePan Oo. Ds 
Wyo. 
Horsenettle, white (Solanum elaeagni- 
folium). Ariz., Cal., Nev. 
I 
Iberian star-thistle (Centaurea iberica). 
See Star-thistle, Iberian. 
Indian mustard (Brassica juncea). See 
Mustard, Indian. 
Ivy leaved morning-glory (Ipomoea 
hederacea). See Morning-glory, ivy 
leaved. 
Italian thistle (Carduus pycnocepha- 
lus). See Thistle, Italian. 
J 
Johnson grass (Sorghum halepense). 
AlaeAriz Arce Calnerias Gar lll: 
Ind., Kan., Ky., La., Md., Miss., Mo., 
Ne Cw OklawOress. C. Tenn. Tex, 
Va., W. Va. 
K 
King devil weed (Hieracium pratense). 
Conn. (spp), Me., Miss. (spp), Pa. 
(spp), Va. (spp), W. Va. (spp). 
Klamath-weed (Hypericum perfora- 
tum). See St. Johnsworth. 
Knapweed, Russian (Centurea picris, 
€. repens). Ariz., Cal., Ida., Ill., la. 
Mont., Neb., Nev., N. J., N. Dak., Ore., 
Se Daksa Us WashesW yor 
L 
Lanceleaved sage (Salvia lanceolata). 
See Sage, lanceleaved. 
Large dock (Rumex obtusifolius). See 
Dock, bitter. 
Larkspur (Delphinium menziesii, D. cu- 
culatum). U. 
Leafy spurge (Euphorbia esula). See 
Spurge, leafy. 
Lettuce, blue flowering (Lactuca pul- 
chella). Mont., Ore., U., Wash. 
M 
Madder, field (Sherardia arvensis). See 
Field madder. 
Mallow, alkali (Sida hederacea). Ariz., 
Cal., Ore., Wash. 
Malta star thistle (Centaurea meliten- 
sis). See Star thistle, Malta. 
Milkweed, poison (Asclepias galioides). 
See Poison milkweed. 
Milkweed, whorled (Asclepias galio- 
ides). See Poison Milkweed. | 
Morning-glory, Wild (Convolvulus ar- 
vensis). See Bindweed, field. 
Morning-glory (Ipomoea purpurea). 
Ark., Kan. (spp). 
Morning-glory, ivy leaved (Ipomoea 
hederacea). Kan. (spp), S. Dak. 
Mustard, ball (Neslia paniculata). Me. 
Mustard, black (Brassica nigra). Ariz., 
Colo. (spp), Conn. (spp), Ga. (spp), 
Ida. (spp), Ill. (spp), Ia. (spp), Kan. 
(spp), Me., Mass. (spp), Mich. (spp), 
INGE Ie Nie Yeu (spp) en velo (SpD) pau G:, 
S. Dak., Vt. (spp), Wash. (spp). 
Mustard, Indian (Brassica juncea). 
Ariz., Colo. (spp), Conn. (spp), Ga. 
(spp), Ida. (spp), Ill. (spp), Ia. (spp), 
Kan. (spp), Me., Mass. (spp), Mich. 
(spp), N. M., N. Y. (spp), R. I. (spp), 
S. Dak., Vt. (spp), Wash. (spp), W. 
Va., Wis. 
Mustard, tumble (Sisymbrium altissi- 
mum). Ariz., Me. 
Mustard, wild (Brassica arvensis, B. ka- 
ber). Charlock, English charlock. 
Ariz., Colo. (spp), Conn., Del., Ga. 
(spp), Ida. (spp), Ill. (spp), Ind., Ia. 
(spp), Kan. (spp), La. Me., Mass. 
(spp), Mich. (spp), Mont., Neb., Nev., 
INE View New Yen (spp) Oklasehe lomo Ce, 
S. Dak., Tex., Vt. (spp), Wash. (spp), 
Wee Vice Valse 
N 
Night-flowering catchfly (Silene nocti- 
flora). See Catchfly, night-flowering. 
Nightshade (Physalis heterophylla). 
See Groundcherry. 
Nightshade, black (Solanum nigrum). 
Calk 
Nightshade, perennial black (Solanwm 
douglasii). Cal. 
Nightshade, purple (Solanum elaeagni- 
folium). Tex. 
Nutgrass (Cyperus esculentus). Ariz., 
Cal. (spp), Fla. (spp), Miss. 
Nutgrass (Cyperus rotundus), Coco 
grass. Ala. Ariz., Ark. Cal. (spp), 
Fla. (spp), Ga., La., Miss., Okla., S. C., 
Wyo. 
O 
Oats, wild (Avena fatua). Ariz., Colo., 
Del., Ida., Kan., Me., Mont., Neb., N. 
Me-Okla. S.C. S. Dak; Tex: 
Onion, wild (Alliwm vineale, A. cana- 
dense). Wild garlic. Ala., Ark. (spp), 
Fla., Ga., Ill. (spp), Ind., Kan. (spp), 
Ky., Md., Miss., Mo., N. C., O., Okla., 
Ore., Pa. (spp), S. C. (spp), Tenn., 
Wary Wile Wei, 1B) IC. 
Orange hawkweed (Hieracium auran- 
tiacum). See Hawkweed, orange. 
Oxeye daisy (Chrysanthemum leucan- 
themum). Ill. Ind., Kan., Ky., Me., 
Minn., Mo., O., Ore., Tenn., W. Va., 
Wis., Wyo. 
Oxeye daisy (Rudbeckia hirta). See 
Black-eye Susan. 
iB 
Peaweed, Austrian (Swainsona salsula He 
See Austrian peaweed. 
Pennycress, field (Thlaspi arvense). 
Frenchweed, Fanweed, Ida. Kan., 
Me., Mont., Nev., N. M., S. Dak., Wash. 
Pepper cress, perennial (Lepidum lati- 
folium). Cal., Wash. 
Peppergrass, field (Lepidium campes- 
tre). Ind. 
Peppergrass, perennial (Lepidium dra- 
ba, L. repens). See Hoarv cress .... 
Peppergrass, perennial (Lepidium lati- 
folium). See Peppercress, perennial. 
Perennial black nightshade (Solanum 
douglasii). See Nightshade, perennial 
black. 
Perennial groundcherry (Physalis lon- 
gifolia). See Groundcherry, peren- 
nial. 
Perennial ragweed’ (Ambrosia Psilos- 
tachya). See Ragweed, Western. 
Perennial sowthistle (Sonchus arven- 
sis). See Sowthistle, perennial. 
Pigweed, rough (Amaranthus retroflex- 
us). See Rough pigweed. 
Plantain. black seeded (Plantago ruge- 
lii). Colo. (spp), Conn. (spp), Ga. 
(spp), Ind., Miss. (spp), Mo. (spp), 
O. (spp), Wash. (spp). 
Plantain, bottlebush (Plantago aristata). 
See Plantain, bracted. 
67 
