HERE IS A LIST OF FIBROUS VEGGIES (green or otherwise) but do some homework!
found a great list of Fibrous Veggies
Enjoy
Alfalfa Sprouts
Artichoke Hearts
Arugula
Asparagus
Avocado
Bamboo Shoots
Bean Sprouts
Beet Greens
Bock Choy
Broccoli
Brussel Sprouts
Cabbage
Cauliflower
Celery
Celery Root
Chard
Chicory
Chives
Collard Greens
Cucumber
Dandelion Greens
Eggplant
Endive
Escarole
Fennel
Hearts of Palm
Jicama
Kale
Kohlrabi
Leeks
Lettuce
Mache
Millie lettuce
Mushrooms
Okra
Olives
Onion
Parsley
Peppers
Radicchio
Radishes
Rhubard
Sauerkraut
Scallions
Snow Pea Pods
Sorrel
Spinach
String beans
Summer Squash
Tomato
Water Chestnuts
wax beans
Zucchini
-Legacy