KEY TO STEMMED BLUE OR WHITE VIOLETS WITHOUT YELLOW AT THE CENTER OF THE FLOWER 1. Leaves reniform …………………………………………………………………….. 2 2. Leaves variegated, larger ………………………………………………………….V. walteri 2* Leaves not variegated, smaller mat forming ground cover plant ….. V. appalachiensis 1* Leaves cordate to wide-ovate ………………………………………………….. 3 3. Flowers cream-white ………………………………………………………………. V. striata 3* Flowers blue-mauve…
Category: Violet
Parasites, pollinators, propagation
Fritillary butterflies Viola adunca: Zerene Fritillary, Atlantis Fritillary, Hydaspe Fritillary, Mormon Fritillary V. lobata is host to the Zerene Fritillary butterfly (Speyeria zerene [Boisduval]) Females lay eggs on leaf litter in late summer to autumn near violet plants; unfed first-stage caterpillars over-winter on a silken mat. In the spring, caterpillars feed on leaves of violets:…
Viola beckwithii, Torr. & Gray
Viola beckwithii Description. Illustrations: 4 photographs of Viola beckwithii and 3 drawings. Viola beckwithii is a lovely violet with large, open two-toned flowers and attractive deeply divided foliage. These plants are highly adapted to the extremes of weather in their habitat and are very difficult to cultivate. In common with many other desert plants, their…
Viola bakeri, Greene
Viola bakeri Description. Illustrations: 1 photograph of Viola bakeri and 1 drawing. Viola bakeri (near Lake Tahoe, CA. June 1998). A dwarf, tap-rooted species with pale yellow flowers occurring from the upper altitudes of the Sierra Nevada mountains of mid-California, Oregon and southern Washington state. The green plants are more or less summer-dormant,…
Viola guadalupensis
Viola guadalupensis A.M Powell & B. Wauer Description. Illustrations: 5 photographs of Viola guadalupensis and 3 drawings. Viola guadalupensis is a rare, endangered and highly protected species. Small golden yellow-flowers and details of style morphology place this violet in section Chamaemelanium grouped with V. nuttallii and V. vallicola. However, Viola guadalupensis plants, leaves and flowers…