milkweed

Thus, to understand why Pn impairment occurs in injured A.

We had initially suspected that Pn impairment might be related to a physiological cost of defense, particularly related to A.

We suggest that a consideration of plant reproductive phenology is necessary to help understand variation in injured A.

All seeds analyzed from these two fruits were heterozygous for four alleles diagnostic for A.

The frequency of interspecific pollen movement from A.