Central Washington Flora Project
Haloragaceae
Hippuridaceae
Hydrangeaceae
Hydrophyllaceae
Hypericaceae
Haloragaceae
- Water-Milfoil Family
Myriophyllum
Myriophyllum hippuroides
Nutt. ex Torr.- Western Water-Milfoil
Myriophyllum sibiricum
Kom.- Northern Water-Milfoil
Syn:
Myriophyllum spicatum
L.
var. exalbescens
(Fernald) Jeps.- Spiked Water-Milfoil
Hippuridaceae
- Mare's Tail Family
Hippuris
Hippuris montana
Ledeb.- Mountain Mare's Tail
Hippuris vulgaris
L.- Common Mare's Tail
Hydrangeaceae
- Hydrangea Family
Philadelphus
Philadelphus lewisii
Pursh- Mock Orange
Two other species may also occur- P. trichothecus and P. confusus based on St. John Flora 1963
Hydrophyllaceae
- Waterleaf Family
Hesperochiron
Hesperochiron californicus- California Hesperochiron
Hesperochiron pumilus- Dwarf Hesperochiron
Hydrophyllum
Hydrophyllum capitatum var. capitatum- Ballhead Waterleaf
Hydrophyllum fendleri var. albifrons- Fendler's Waterleaf
Nemophila
Nemophila breviflora- Great Basin Nemophila
Nemophila parviflora var. austiniae- Small-flowered Nemophila
Nemophila pedunculata- Meadow Nemophila
Phacelia
Phacelia heterophylla var. heterophylla- Varileaf Phacelia
Phacelia heterophylla var. pseudohispida- Varileaf Phacelia
Phacelia hastata var. leucophylla- Silverleaf Phacelia
Phacelia hastata var. hastata- Silverleaf Phacelia (Kittitas Co.)
Phacelia hastata var. compacta- Silverleaf Phacelia
Phacelia hastata var. leptosepala- Silverleaf Phacelia
Phacelia humilis- Low Phacelia
Phacelia linearis- Threadleaf Phacelia
Phacelia glandulifera- Sticky Phacelia
Phacelia ramosissima- Branched Phacelia
Phacelia sericea var. sericea- Silky Phacelia
Phacelia procera- Tall Phacelia
Romanzoffia
Romanzoffia sitchensis- Sitka Mistmaiden
Hypericaceae
- St. John's Wort Family
Hypericum
Hypericum anagalloides- Bog St. John's Wort
Hypericum formosum var. nortoniae- Western St. John's Wort
Hypericum formosum var. scouleri- Western St. John's Wort