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Using pedigree-derived kinship relationships, Heywood (1993) found that biparentally inbred Gaillardia pulchella seedlings had a lower chance of survival and grew more slowly than outbred seedlings.
Try blackfoot daisy (Melampodium leucanthum), desert bluebells (Phacelia campanularia), desert globe mallow (Sphaeralcea ambigua), firewheel (Gaillardia pulchella), Mexican hat (Ratibida columnifera), and Mexican tulip poppy (Hunnemannia fumariifolia).
cerifera (wooly paperflower), Echinocereus reichenbachii (lace hedgehog cactus), Paronychia jamesii (James' nailwort), Aristida purpurea (three-awn grass), Thelesperma filifolium (greenthread), Mentzelia nuda (sandlily), Sporobolus (dropseed), Plantago (plantain), and Gaillardia pulchella (Indian blanket).
0 0 0 0 Daucus pusillus 0 0 0 0 Diodia teres 0.1 0.2 1.4 1.6 Evolvulus alsinoides 1.6 0.9 8.2 5.1 Evolvulus sericius 0.4 0.7 0.4 0.4 Gaillardia pulchella 0 0 0.3 0.7 Helianthus petiolaris 0 0 0 0 Lesquerella argyraea 0.1 0.2 0.6 0.4 Lepidium virginicum 0 0 0 0 Melampodium cinereum 0 0 1.0 1.1 Monarda punctata 0 0 0.1 0.2 Nama hispidum 0 0 0 0 Oxalis dillenii 0 0 0 0 Palafoxia texana 0.3 0.4 0.6 0.7 Parietaria pennsylvanica 0 0 0 0 Physalis cinerascens 3.6 2.2 0.4 0.7 Plantago hookeriana 0 0 0 0 Thelesperma burridgeanum 0 0 0.2 0.4 Thymophylla tenuiloba 0 0 0 0 Verbena cloverae 0.2 0.2 0.2 0 Spring 2000 Burned Nontreated Species x SD x Aphanostephus sp.
* In the low and intermediate deserts, sow seeds of wildflowers: blackfoot daisy (Melampodium leucanthum), desert bluebells (Phacelia campanularia), desert globe mallow (Sphaeralcea ambigua), fire-wheel (Gaillardia pulchella), Mexican hat (Ratibida columnifera), Mexican tulip poppy (Hunnemannia fumariifolia), and owl's clover (Orthocarpus purpurascens).
The bottom five plants found less often than expected were broom snakeweed, Indian blanket (Gaillardia pulchella), sorghum (Sorghum), johnsongrass (Sorghum halepense), and hairy grama (Bouteloua hirsuta).
For example, it lists eight flowering annuals with moderate water needs: annual vinca (Catharanthus roseus), calendula, celosia, Gaillardia pulchella, geraniums, lantana, portulaca, and verbena.