Hottentot's bread vine
— Noun
– English
~ South African vine having a massive rootstock covered with deeply fissured bark
Hottentot bread vine
— Noun
– English
~ South African vine having a massive rootstock covered with deeply fissured bark
heath violet
— Noun
– English
~ Old World leafy-stemmed blue-flowered violet
hedge violet
— Noun
– English
~ common European violet that grows in woods and hedgerows
horned violet
— Noun
– English
~ European viola with an unusually long corolla spur
horned viper
— Noun
– English
~ highly venomous viper of northern Africa and southwestern Asia having a horny spine above each eye
Hamamelis virginiana
— Noun
– English
~ common shrub of eastern North America having small yellow flowers after the leaves have fallen
Hypericum virginianum
— Noun
– English
~ perennial marsh herb with pink to mauve flowers; southeastern United States
Hydrophyllum virginianum
— Noun
– English
~ showy perennial herb with white flowers; leaves sometimes used as edible greens in southeastern United States
Helleborus viridis
— Noun
– English
~ deciduous plant with large deep green pedate leaves and nodding saucer-shaped green flowers
herpes simplex virus
— Noun
– English
~ a herpes virus that affects the skin and nervous system
herpes virus
— Noun
– English
~ any of the animal viruses that cause painful blisters on the skin
human papilloma virus
— Noun
– English
~ any of a group of papovaviruses associated with genital or oral carcinomas or a group associated with benign genital tumors
human immunodeficiency virus
— Noun
– English
~ the virus that causes acquired immune deficiency syndrome (AIDS); it replicates in and kills the helper T cells