Acacia nilotica (L.) Willd. ex Delile

Gum Arabic Tree

Adansonia digitata L.

Baobab, Cream of tartar tree, Dead Rat Tree, Monkey-bread Tree

Adenanthera pavonina L.

Red Beadtree, Saga Tree

Agave utahensis Engelm.

Utah Agave

Ageratum conyzoides L.

Tropical Whiteweed

Albizia kalkora

Kalkora Mimosa, Kalkora Silk Tree

Andropogon ternarius Michx.

Paintbrush Bluestem, Silver Bluestem, Split Bluestem, Splitbeard Bluestem

Arbutus xalapensis Kunth

Texas Madrone

Argemone glauca (Nutt. ex Prain) Pope

Hawaiian Poppy, Smooth Pricklypoppy

Argemone mexicana L.

Mexican Pricklypoppy

Asclepias physocarpa (E. Mey.) Schltr.

Balloonplant

Azadirachta indica A. Juss.

Divine Tree, Heal All, Nature's Drugstore, Neem, Village Pharmacy

Baileya multiradiata Harv. & A. Gray ex A. Gray

Desert Marigold

Calophyllum inophyllum L.

Alexandrian Laurel

Canavalia pubescens Hook. & Arn.

Awikiwiki, Lavafield Jackbean

Carica papaya L.

Papaya

Carnegiea gigantea (Engelm.) Britton & Rose

Giant Saguaro, Saguaro

Cassia fistula L.

Golden Shower