Herbs: I
- Iberis amaraAnnual candytuft屈曲花
- Iberis umbellataGlobe candytuft伞形屈曲花
- Idesia polycarpaIigiri山桐子
- Ilex chinensisFour Seasons Green四季青
- Ilex cornutaChinese holly枸骨叶
- Ilex glabraBald holly秃毛冬青
- Ilex integraEntire-leaved American Tea全缘叶美洲茶
- Ilex integraHolly-leaf aglaia冬青叶美登木
- Ilex kudingchaBitter Ding tea holly苦丁茶冬青
- Ilex latifoliaLarge-leaf holly大叶冬青
- Ilex paraguariensisParaguay Tea巴拉圭茶
- Ilex rotundaIron holly铁冬青
- IlliciumPoison Dwarf Star Anise毒矮八角
- IlliciumStar Anise Genus八角属
- Illicium anisatumJapanese aconite日本莽草
- Illicium anisatumOctagonal Yellow Skin八角黄皮
- Illicium erectumUpright Horned Anise直立角茴香
- Illicium henryiIllicium Henryi红茴香
- Illicium henryiSaxifrage-leaved Star Anise虎耳草叶茴芹
- Illicium majusLarge Anise大茴芹
- Illicium majusLarge Star Anise大八角
- Illicium medicinaleMedicinal Water Star Anise药水八角
- Illicium minwanenseMinwan Star Anise闽皖八角
- Illicium simonsiiEastern Poison Anise东毒茴
- Illicium verumStar Anise八角茴香
- Illicium yunnanenseYunnan Star Anise云南八角
- Impatiens balsaminaPhoenix immortal bone grass凤仙透骨草
- Imperata cylindricaCogongrass root茅根
- Imperata cylindricaWhite cogon root白茅根
- Imperata indicaIndian cogon印度白茅
- IndigoferaWild Indigo Genus野靛属
- Indigofera australisAustralian False Indigo澳大利亚赝靛
- Indigofera erectaErect indigo直立靛兰
- Indigofera iranicaIranian indigo伊朗青兰
- Indigofera tinctoriaIndigo青黛
- Indigofera tinctoriaMalabar root马蓝根
- Indigofera tinctoriaWood Indigo木蓝
- Inonotus obliquusBirch Brown Pore Fungus桦褐孔菌
- Insect waxInsect wax虫白蜡
- InulaInula槁本属
- Inula britanicaEurasian inula欧亚旋覆花
- Inula britannicaRough snake whip chrysanthemum粗糙蛇鞭菊
- Inula britannicaRough snake whip chrysanthemum粗蛇鞭菊
- Inula grandisInula Grandis大叶土木香
- Inula heleniumAster Family Elecampane菊科旋覆花
- Inula heleniumElecampane旋覆花
- Inula heleniumElecampane土木香
- Inula helianthus-aquatilisWater Sunflower Inula水朝阳旋覆花
- Inula himalayensisHimalayan inula喜马独尾草
- Inula japonicaBeautiful Inula美丽旋覆花
- Inula japonicaChinese Inula中国旋覆花
- Inula japonicaGao ben槁本
- Inula japonicaThread-leaved Inula线叶旋覆花
- Inula liaoensisLiao inula辽藁本
- Inula macrophyllaLarge-leaf inula大叶香根菊
- Inula nervosaVeined Inula显脉旋覆花
- Inula racemosaHimalayan inula喜马旋覆花
- Inula racemosaInula Racemosa总状土木香
- Inula short-segmentShort-segment inula短片藁本
- Inula splendidaSplendid inula华丽蛇鞭菊
- Inula xinjiangensisXinjiang inula新疆藁本
- Ipomoea aquaticaWater Spinach蕹菜
- Ipomoea asarifoliaAsarum-leaved Morning Glory细辛叶牵牛
- Ipomoea batatasGround Melon Seed地瓜子
- Ipomoea batatasSweet Potato红薯
- Ipomoea cairicaAmerican Morning Glory美国青藤
- Ipomoea cairicaLarge-flowered morning glory大花山牵牛
- Ipomoea cairicaMile a minute vine五爪金龙
- Ipomoea cairicaMorning glory seed牵牛子
- Ipomoea lobataCracked-leaf morning glory裂叶牵牛
- Ipomoea purpureaBlue-purple Morning Glory青紫牵牛
- Ipomoea purpureaKangbi poisonous morning glory康毗毒毛旋花
- Ipomoea purpureaSmall Trumpet小喇叭
- Ipomoea rotundifoliaRound-leaved Morning Glory圆叶牵牛子
- Ipomoea tricolorTricolor Morning Glory三色牵牛
- Ipomoea turbinataLilacbell天茄子
- IrisIris鸢尾属
- IrisStream Iris Genus溪唦属
- Iris × germanicaBearded iris德国鸢尾
- Iris albicansWhite Iris白菖
- Iris algeriensisAlgerian Iris阿尔及利亚鸢尾
- Iris convolutaCoiled-sheath iris卷鞘鸢尾
- Iris domesticaDecorated iris饰冠鸢尾
- Iris germanicaEgyptian planted iris埃及种植鸢尾
- Iris germanicaWestern Iris西欧鸢尾
- Iris halophilaSalt-loving iris喜盐鸢尾
- Iris himalaicaHimalayan iris喜马拉雅鸢尾
- Iris japonicaIris Japonica蝴蝶花
- Iris kemaonensisKumaon iris库门鸢尾
- Iris pseudacorusYellow Flag黄菖蒲
- Iris sanguineaBlood iris溪荪
- Iris tangerianaTangier Iris丹吉尔鸢尾
- Iris tectorumChuan Iris川射干
- Iris tectorumRoof Iris马蔺
- Iris tectorumWall iris鸢尾
- Isatis tinctoriaEuropean woad欧洲菘蓝
- Isatis tinctoriaGreat Green Leaf大青叶
- Isatis tinctoriaIndigo Root板蓝根
- Isodon amethystoidesFragrant isodon香茶菜
- Isodon dawoensisDaofu isodon道孚香茶菜
- Isodon expansusSpreading isodon开展香茶菜
- Isodon galliflorusGall-flower isodon瘿花香茶菜
- Isodon glaucusLight yellow isodon淡黄香茶菜
- Isodon glutinosusIsodon Glutinosus胶黏香茶菜
- Isodon hirsutusHairy-leaf isodon毛叶香茶菜
- Isodon hubeiensisWest Hubei isodon鄂西香茶菜
- Isodon inter-fourInter-type four-nation isodon间型四国香茶菜
- Isodon interior-foldInner-fold isodon内折香茶菜
- Isodon kunmingensisKunming isodon昆明香茶菜
- Isodon long-tubeLong-tube isodon长管香茶菜
- Isodon longshengensisLongsheng isodon龙胜香茶菜
- Isodon narrow-leafNarrow-leaf isodon狭叶香茶菜
- Isodon nervosusIsodon Nervosus显脉香茶菜
- Isodon tenuiconusSlender-cone isodon细锥香茶菜
- Isodon ternifoliusOx-tail Grass牛尾草
- Isopogon anemonifoliusSame-petal grass同瓣草
- Isotrema fangchiGuang fangji广防己
- Isotrema manshurienseGuan mutong关木通
- IvaIva依瓦菊属
- Iva roughRough-leaf iva糙叶依瓦菊
- Iva xanthifoliaIva chrysanthemum依瓦菊
- Ixeris sonchifoliaStem-clasping Bittercress抱茎苦荬菜
- Ixora chinensisDragon boat flower龙船花