1. Plant List 4
(8 plants this week)

2. Golden Poppy (Eschscholtzia mexicana)
Poppy family = Four petals, a lot of pollen-making stamen & many ovaries
Yellow-orange flower and long fruit
Leaves are only slightly bigger than the main veins

5. Spiderling (Boehaavia coccinea)
Four O’Clock Family = 5-lobed flowers in clusters
Sticky unevenly heart-shaped leaves in pairs
Sticky burrs are the fruit
Sprawling on ground

8. Manzanita (Arctostaphylos pungens)
Heather Family (woody, 5-petals, blueberry is part of this family)
Bush with reddish bark on younger branches
Stiff tear-drop shaped leaves with pointed tip
Whitish urn-shaped flowers, dark berries

11. Madrone (Arbutus arizonica)
Heather Family (woody, 5-petals, blueberry is part of this family)
Large tree with reddish bark/new branches
Long leathery leaves (3-6”), dark green, sometime with teeth on the edge
Urn-shaped flowers
& reddish berries

14. Desert Globemallow (Sphaeralcea ambigua)
Mallow Family (see next section)
Orange flowers with 5 petals and a fused tube of pollen-making stamen, about 1” across
Large triangular leaves with wavy edges and covered with silver hairs

17. Other Mallow spp. Mallow Family = All mallow flowers
5 petals (distinct), and 5 sepals (green part below the flower
Many pollen-making stamen fused into a tube
Tip of the female part of the flower sticks up through the tube
Fruit is a dry, sectioned circle

21. Hackberry (Celtis pallida)
Elm Family
Thick bush with thin veins and small, oval-shaped leaves (less than 1.5”)
May have a few teeth, may not
Branches zig-zag, thorns
Tasty orange berries

24. Cottonwood, Fremont (Populus fremontii)
Willow Family = woody (droopy) trees
Toothed leaves almost as wide at the base as they are long (like an equilateral triangle)
Tall with pale brown bark
White, fuzzy fruit on female tree

27. Plant List 4 Gold Poppy (Eschscholtzia mexicana)
Spiderling (Boehaavia coccinea)
Madrone (Arbutus arizonica)
Manzanita (Arctostaphylos pungens)
Desert Globemallow (Sphaeralcea ambigua)
Other Mallow spp.
Hackberry (Celtis pallida)
Cottonwood, Fremont (Populus fremontii)

28. Plant List 5
(7 plants this week)

29. Rattlesnake Weed (Euphorbia albomarginata)
(Euphorbia family)
Small, ground cover plant
Four small white petals, purple inner portion to the petal
Poisonous weed with milky sap

32. Limber Bush (Jatropha cardiophylla)
(Euphorbia family)
Flexible reddish stick, usually leafless
“Sangre de Cristo”
“Dragon’s Blood”
Heart-shaped leaves during rainy season
“Heart-Leafed Limberbush”

35. Jojoba (Simmondsia chinensis)
(Euphorbia/Spurge family)
Blue-green oval leathery leaves, often in pairs & vertical
Male: small, yellow pollen flowers w/o petals
Female: make dark oily “nut”

38. London Rocket* (Sisymbrium irio)
Mustard family – 4 petals in a “cross” shape, seed pod with two layers
Leaves with jagged edges from plant base
Tiny yellow flowers on tip of long seed stalk
Long seed pods

41. Shepherd’s Purse* (Capsella bursa-pastoris)
Mustard family – 4 petals in a “cross” shape, seed pod with two layers
Leaves with jagged edges from plant base
Tiny pink flowers on tip of long seed stalk
Heart-shaped seed pods

44. Desert Mistletoe (Phoradendron californicum)
Mistletoe family – poisonous parasite plant with green branches and berries
Very brittle, knobby twigs
Found on legume trees (trees that make bean-pods like mesquite, acacia or palo verde)
RED coloration (twig & berry)

47. Other Mistletoe (Phoradendron spp.)
Mistletoe family – poisonous parasite plant with green branches and berries
Very brittle, knobby, oval leaves
Found many long-living trees
Oak, hackberry, juniper, pine

50. Plant List 6
(7 plants this week)

51. Creosote Bush (Larrea tridentata)
Two fused leaves (smell like rain) on ribbed, grey-black branches
Flower yellow with “teeth” like petals
Fuzzy white fruit

52. Roots are extremely good at extracting water from the soil so that other plants cannot survive below it.

53. One of the oldest plants (12,000 years old), new shoots grow from the outer portions while the inner ones die (form a circle)

55. Goat’s Head (Tribulus terrestris)*
Short, sprawling plant with many leaflets
Pale 5-petal flower
Five fruits with two horns each
Resembling a goat’s head
Also called Puncture Vine

58. Filaree (Erodium cicutarium)*
Lavender 5-petal flower and a fruit that is long, green, and pointy
Common “weed,” short and in disturbed soil
Lobed leaves (with pointed tips), stems are reddish and hairy
(Geranium Family)

61. Poison Ivy (Rhus radicans)
Three pointed oval leaflets ( often the one at the tip is on a stalk, the two at the sides are not)
Oil on leaves can cause skin to itch
Leaf edge may be toothed or wavy (or may not)

64. Hopbush (Dodonaea viscosa)
Waxy, narrow leaves, 2-4 inches long with a rounded tip
Female plants make a 3 or 4 winged fruit, starts green and turns, yellow, then papery and white
Evergreen bush found along waterways

67. Arizona Sycamore (Platanus wrightii)
Large tree with white bark (sometimes with peeling pieces), loses leaves in the winter
5-fingered leaf (palmate)
Fruits are dry brown balls that have fluffy seeds when broken apart

70. Note: Interbreeding between species is common
Emory, Mexican White and Mexican Blue Oak are the most common in the area
Oak (Quercus spp.)
Many species with overlapping variation in leaves – often toothed or lobed and leathery
Tree with rough grey bark (dense wood)
Make acorns

71. Emory Oak
Mexican Blue Oak
White Oak